./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:29:08,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:29:08,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2023-12-02 20:29:08,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:29:08,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:29:08,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:29:08,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:29:08,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:29:08,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:29:08,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:29:08,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:29:08,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:29:08,280 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:29:08,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:29:08,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:29:08,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:29:08,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:29:08,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:29:08,283 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 20:29:08,284 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 20:29:08,284 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 20:29:08,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:29:08,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:29:08,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:29:08,286 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:29:08,287 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:29:08,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:29:08,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:29:08,288 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:29:08,288 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:29:08,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:29:08,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:29:08,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:29:08,290 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:29:08,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:29:08,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:29:08,291 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:29:08,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:29:08,291 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:29:08,291 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:29:08,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-12-02 20:29:08,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:29:08,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:29:08,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:29:08,538 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:29:08,538 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:29:08,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-02 20:29:11,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:29:11,434 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:29:11,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-02 20:29:11,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/2cd8fe0e4/a2c6df2f4f6d461eba058b9f861e8198/FLAG1644733bb [2023-12-02 20:29:11,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/2cd8fe0e4/a2c6df2f4f6d461eba058b9f861e8198 [2023-12-02 20:29:11,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:29:11,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:29:11,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:11,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:29:11,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:29:11,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:11" (1/1) ... [2023-12-02 20:29:11,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f839cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:11, skipping insertion in model container [2023-12-02 20:29:11,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:11" (1/1) ... [2023-12-02 20:29:11,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:29:11,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:11,710 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-12-02 20:29:11,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42697873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:11, skipping insertion in model container [2023-12-02 20:29:11,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:11,711 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-12-02 20:29:11,713 INFO L158 Benchmark]: Toolchain (without parser) took 249.97ms. Allocated memory is still 167.8MB. Free memory was 125.8MB in the beginning and 115.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 20:29:11,714 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 134.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:29:11,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.72ms. Allocated memory is still 167.8MB. Free memory was 125.8MB in the beginning and 115.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 20:29:11,716 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 134.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.72ms. Allocated memory is still 167.8MB. Free memory was 125.8MB in the beginning and 115.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 151]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:29:13,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:29:13,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2023-12-02 20:29:13,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:29:13,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:29:13,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:29:13,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:29:13,553 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:29:13,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:29:13,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:29:13,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:29:13,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:29:13,556 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:29:13,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:29:13,557 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:29:13,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:29:13,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:29:13,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:29:13,559 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 20:29:13,560 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 20:29:13,560 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 20:29:13,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:29:13,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:29:13,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:29:13,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:29:13,567 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:29:13,568 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:29:13,568 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:29:13,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:29:13,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:29:13,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:29:13,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:29:13,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:29:13,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:29:13,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:29:13,571 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-02 20:29:13,571 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:29:13,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:29:13,572 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:29:13,572 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:29:13,572 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:29:13,573 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:29:13,573 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:29:13,573 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-12-02 20:29:13,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:29:13,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:29:13,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:29:13,914 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:29:13,914 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:29:13,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-02 20:29:16,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:29:16,936 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:29:16,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-02 20:29:16,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/e388bb1b3/4a0eae2228e9485694c4931f8267b069/FLAG455ff1a87 [2023-12-02 20:29:16,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/data/e388bb1b3/4a0eae2228e9485694c4931f8267b069 [2023-12-02 20:29:16,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:29:16,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:29:16,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:16,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:29:16,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:29:16,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:16" (1/1) ... [2023-12-02 20:29:16,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b61db86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:16, skipping insertion in model container [2023-12-02 20:29:16,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:16" (1/1) ... [2023-12-02 20:29:16,995 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:29:17,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:17,204 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 20:29:17,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:29:17,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:17,244 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:29:17,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:17,293 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:29:17,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17 WrapperNode [2023-12-02 20:29:17,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:17,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:29:17,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:29:17,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:29:17,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,353 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 302 [2023-12-02 20:29:17,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:29:17,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:29:17,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:29:17,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:29:17,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:29:17,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:29:17,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:29:17,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:29:17,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (1/1) ... [2023-12-02 20:29:17,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:29:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:17,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:17,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:29:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:29:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:29:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:29:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 20:29:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 20:29:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 20:29:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 20:29:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 20:29:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 20:29:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 20:29:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 20:29:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:29:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:29:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:29:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 20:29:17,484 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:29:17,606 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:29:17,608 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:29:18,267 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:29:18,697 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:29:18,697 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 20:29:18,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:29:18 BoogieIcfgContainer [2023-12-02 20:29:18,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:29:18,700 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:29:18,700 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:29:18,704 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:29:18,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:29:16" (1/3) ... [2023-12-02 20:29:18,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411810d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:29:18, skipping insertion in model container [2023-12-02 20:29:18,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:17" (2/3) ... [2023-12-02 20:29:18,705 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411810d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:29:18, skipping insertion in model container [2023-12-02 20:29:18,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:29:18" (3/3) ... [2023-12-02 20:29:18,706 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-name-comparator-trans.wvr.c [2023-12-02 20:29:18,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:29:18,725 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-12-02 20:29:18,725 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-02 20:29:18,811 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-12-02 20:29:18,852 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:18,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:18,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:18,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:18,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-12-02 20:29:18,905 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:18,917 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork2 ======== [2023-12-02 20:29:18,923 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e08ac68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:18,923 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-12-02 20:29:21,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:21,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:21,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1022802899, now seen corresponding path program 1 times [2023-12-02 20:29:21,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:21,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433617912] [2023-12-02 20:29:21,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:21,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:21,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:21,777 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:21,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 20:29:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:21,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:29:21,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:21,940 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:21,941 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:21,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433617912] [2023-12-02 20:29:21,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433617912] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:21,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:21,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:21,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249713874] [2023-12-02 20:29:21,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:21,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:21,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:21,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:21,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:21,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:21,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:21,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:21,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:22,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:22,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-02 20:29:22,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:22,270 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:22,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:22,272 INFO L85 PathProgramCache]: Analyzing trace with hash -81561360, now seen corresponding path program 1 times [2023-12-02 20:29:22,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:22,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182954513] [2023-12-02 20:29:22,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:22,274 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:22,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:22,277 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:22,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 20:29:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:22,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:29:22,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:22,470 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:22,513 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:22,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182954513] [2023-12-02 20:29:22,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182954513] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:22,513 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:22,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-12-02 20:29:22,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58213978] [2023-12-02 20:29:22,514 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:22,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:22,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:22,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:22,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:22,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:22,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:22,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:22,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:22,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:22,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 20:29:22,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:22,873 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:22,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:22,874 INFO L85 PathProgramCache]: Analyzing trace with hash 404726838, now seen corresponding path program 2 times [2023-12-02 20:29:22,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:22,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105326621] [2023-12-02 20:29:22,875 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:22,875 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:22,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:22,878 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:22,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 20:29:23,003 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-12-02 20:29:23,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:23,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:29:23,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:23,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-12-02 20:29:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:23,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:23,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:23,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:23,321 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:23,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:23,321 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:23,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2105326621] [2023-12-02 20:29:23,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2105326621] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:23,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:23,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:23,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205593131] [2023-12-02 20:29:23,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:23,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:23,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:23,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:23,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:23,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:23,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:23,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:23,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:23,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:23,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:26,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:26,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:26,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:26,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 20:29:26,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:26,284 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:26,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:26,285 INFO L85 PathProgramCache]: Analyzing trace with hash 404726839, now seen corresponding path program 1 times [2023-12-02 20:29:26,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:26,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [28732646] [2023-12-02 20:29:26,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:26,286 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:26,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:26,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:26,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 20:29:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:26,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 20:29:26,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:26,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-12-02 20:29:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:26,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:26,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:26,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:26,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:26,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:26,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:26,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:26,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:26,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:26,831 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:26,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [28732646] [2023-12-02 20:29:26,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [28732646] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:26,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:26,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:29:26,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630638913] [2023-12-02 20:29:26,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:26,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:29:26,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:26,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:29:26,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:29:26,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:26,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:26,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:26,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:26,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:26,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:26,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:28,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:28,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-12-02 20:29:28,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:28,653 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:28,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:28,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1245007206, now seen corresponding path program 1 times [2023-12-02 20:29:28,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:28,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757244180] [2023-12-02 20:29:28,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:28,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:28,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:28,656 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:28,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 20:29:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:28,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 20:29:28,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:28,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 20:29:28,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:28,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:28,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:28,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:28,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:28,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:28,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:29,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:29,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:29,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:29,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:29,202 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:29,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:29,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757244180] [2023-12-02 20:29:29,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757244180] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:29,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:29,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-12-02 20:29:29,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648790527] [2023-12-02 20:29:29,582 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:29,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 20:29:29,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:29,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 20:29:29,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:29:29,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:29,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:29,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:30,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:30,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-12-02 20:29:30,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:30,215 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:30,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:30,216 INFO L85 PathProgramCache]: Analyzing trace with hash -224384058, now seen corresponding path program 2 times [2023-12-02 20:29:30,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:30,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574252596] [2023-12-02 20:29:30,216 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:30,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:30,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:30,217 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:30,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 20:29:30,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:29:30,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:30,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 20:29:30,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:30,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-12-02 20:29:30,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:30,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:30,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:30,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:31,331 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:31,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574252596] [2023-12-02 20:29:31,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574252596] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:31,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:31,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2023-12-02 20:29:31,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832510485] [2023-12-02 20:29:31,332 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:31,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 20:29:31,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:31,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 20:29:31,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-12-02 20:29:31,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:31,334 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:31,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 13 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:31,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:29:31,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 2 remaining) [2023-12-02 20:29:31,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 2 remaining) [2023-12-02 20:29:31,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 20:29:31,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:31,992 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2023-12-02 20:29:31,993 INFO L307 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork2 was SAFE,SAFE (1/4) [2023-12-02 20:29:31,997 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:31,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:31,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:31,998 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:31,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2023-12-02 20:29:32,002 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:32,002 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2023-12-02 20:29:32,003 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e08ac68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:32,003 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-12-02 20:29:33,126 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:33,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:33,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1934394933, now seen corresponding path program 1 times [2023-12-02 20:29:33,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:33,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82949012] [2023-12-02 20:29:33,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:33,127 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:33,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:33,128 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:33,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-12-02 20:29:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:33,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:29:33,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:33,199 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:33,199 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:33,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82949012] [2023-12-02 20:29:33,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [82949012] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:33,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:33,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:33,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873003169] [2023-12-02 20:29:33,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:33,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:33,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:33,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:33,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:33,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:33,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:33,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:33,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:33,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:33,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-12-02 20:29:33,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:33,460 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:33,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:33,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1070415954, now seen corresponding path program 1 times [2023-12-02 20:29:33,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:33,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113693437] [2023-12-02 20:29:33,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:33,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:33,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:33,462 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:33,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-12-02 20:29:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:33,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:29:33,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:33,555 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:33,589 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:33,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [113693437] [2023-12-02 20:29:33,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [113693437] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:33,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:33,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-12-02 20:29:33,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055800450] [2023-12-02 20:29:33,590 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:33,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:33,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:33,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:33,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:33,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:33,592 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:33,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:33,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:33,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:33,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2023-12-02 20:29:33,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:33,908 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:33,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:33,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1170978100, now seen corresponding path program 2 times [2023-12-02 20:29:33,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:33,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1945813046] [2023-12-02 20:29:33,909 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:33,909 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:33,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:33,910 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:33,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-12-02 20:29:33,976 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-12-02 20:29:33,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:33,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:29:33,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:33,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:29:33,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:33,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:33,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:33,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:34,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:34,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:34,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:34,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:34,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:34,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:34,225 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:34,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1945813046] [2023-12-02 20:29:34,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1945813046] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:34,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:34,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:34,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369022297] [2023-12-02 20:29:34,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:34,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:34,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:34,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:34,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:34,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:34,228 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:34,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:34,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:34,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:34,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:35,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:35,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:35,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:35,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-12-02 20:29:35,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:35,379 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:35,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:35,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1170978099, now seen corresponding path program 1 times [2023-12-02 20:29:35,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:35,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1088242080] [2023-12-02 20:29:35,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:35,380 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:35,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:35,381 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:35,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-12-02 20:29:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:35,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 20:29:35,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:35,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 20:29:35,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:35,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:35,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:35,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:35,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:35,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:35,828 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:35,828 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:35,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1088242080] [2023-12-02 20:29:35,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1088242080] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:35,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:35,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:29:35,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289290769] [2023-12-02 20:29:35,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:35,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:29:35,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:35,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:29:35,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:29:35,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:35,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:35,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:35,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:35,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:35,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:35,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:36,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:36,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:36,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:36,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:36,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2023-12-02 20:29:36,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:36,316 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:36,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash -883231705, now seen corresponding path program 1 times [2023-12-02 20:29:36,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:36,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952546752] [2023-12-02 20:29:36,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:36,317 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:36,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:36,318 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:36,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-12-02 20:29:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:36,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 20:29:36,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:36,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 20:29:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:36,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:36,738 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:37,056 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:37,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952546752] [2023-12-02 20:29:37,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952546752] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:37,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:37,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-12-02 20:29:37,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298531999] [2023-12-02 20:29:37,057 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:37,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 20:29:37,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:37,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 20:29:37,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:29:37,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:37,058 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:37,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:37,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:37,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:37,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:37,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:37,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:37,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2023-12-02 20:29:37,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:37,531 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-12-02 20:29:37,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:37,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1613058663, now seen corresponding path program 2 times [2023-12-02 20:29:37,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:37,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293027186] [2023-12-02 20:29:37,532 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:37,532 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:37,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:37,533 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:37,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-12-02 20:29:37,649 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:29:37,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:37,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 20:29:37,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:37,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2023-12-02 20:29:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:37,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:37,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:37,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:37,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:38,037 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:38,593 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:38,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293027186] [2023-12-02 20:29:38,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [293027186] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:38,594 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:38,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2023-12-02 20:29:38,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044142697] [2023-12-02 20:29:38,594 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:38,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 20:29:38,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:38,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 20:29:38,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-12-02 20:29:38,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:38,596 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:38,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:38,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:38,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:38,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:38,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:38,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:38,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:29:39,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:29:39,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 2 remaining) [2023-12-02 20:29:39,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 2 remaining) [2023-12-02 20:29:39,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2023-12-02 20:29:39,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:39,219 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2023-12-02 20:29:39,220 INFO L307 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE (2/4) [2023-12-02 20:29:39,222 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:39,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:39,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:39,223 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:39,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (16)] Waiting until timeout for monitored process [2023-12-02 20:29:39,227 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:39,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-12-02 20:29:39,228 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e08ac68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:39,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2023-12-02 20:29:39,255 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:39,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:39,256 INFO L85 PathProgramCache]: Analyzing trace with hash 901133, now seen corresponding path program 1 times [2023-12-02 20:29:39,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:39,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [339201649] [2023-12-02 20:29:39,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:39,256 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:39,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:39,258 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:39,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-12-02 20:29:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:39,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:29:39,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:39,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:29:39,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:39,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:39,532 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:39,532 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:39,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [339201649] [2023-12-02 20:29:39,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [339201649] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:39,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:39,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-12-02 20:29:39,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591090000] [2023-12-02 20:29:39,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:39,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:39,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:39,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:39,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:39,534 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:39,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:39,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:39,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2023-12-02 20:29:39,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:39,788 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:39,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:39,788 INFO L85 PathProgramCache]: Analyzing trace with hash 901134, now seen corresponding path program 1 times [2023-12-02 20:29:39,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:39,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658557779] [2023-12-02 20:29:39,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:39,789 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:39,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:39,790 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:39,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-12-02 20:29:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:39,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:29:39,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:39,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2023-12-02 20:29:39,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:39,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:39,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:40,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:40,079 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:40,079 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:40,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658557779] [2023-12-02 20:29:40,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658557779] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:40,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:40,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-12-02 20:29:40,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929974780] [2023-12-02 20:29:40,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:40,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:40,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:40,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:40,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:40,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,081 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:40,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:40,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2023-12-02 20:29:40,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:40,323 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:40,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:40,323 INFO L85 PathProgramCache]: Analyzing trace with hash 866019281, now seen corresponding path program 1 times [2023-12-02 20:29:40,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:40,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1546911899] [2023-12-02 20:29:40,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:40,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:40,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:40,324 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:40,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2023-12-02 20:29:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:40,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:29:40,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:40,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-12-02 20:29:40,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:29:40,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:40,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:40,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:40,665 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:40,794 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:40,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1546911899] [2023-12-02 20:29:40,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1546911899] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:40,794 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:40,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 4 [2023-12-02 20:29:40,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592352637] [2023-12-02 20:29:40,794 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:40,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:40,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:40,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:40,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:40,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:40,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:40,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:40,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2023-12-02 20:29:41,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:41,117 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:41,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:41,117 INFO L85 PathProgramCache]: Analyzing trace with hash -314230505, now seen corresponding path program 2 times [2023-12-02 20:29:41,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:41,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1534700965] [2023-12-02 20:29:41,117 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:41,117 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:41,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:41,118 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:41,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2023-12-02 20:29:41,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:29:41,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:41,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 20:29:41,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:41,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-12-02 20:29:41,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:29:41,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:29:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:41,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:29:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:41,503 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:42,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:42,000 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:42,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1534700965] [2023-12-02 20:29:42,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1534700965] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:42,000 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:29:42,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2023-12-02 20:29:42,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950709509] [2023-12-02 20:29:42,000 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:42,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 20:29:42,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:42,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 20:29:42,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-12-02 20:29:42,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:42,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:42,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:42,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:42,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:42,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:42,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:46,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:46,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2023-12-02 20:29:47,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:47,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:47,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1454469313, now seen corresponding path program 1 times [2023-12-02 20:29:47,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:47,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848772748] [2023-12-02 20:29:47,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,171 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:47,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:47,172 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:47,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2023-12-02 20:29:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:29:47,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:47,414 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:47,414 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:47,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848772748] [2023-12-02 20:29:47,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848772748] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 20:29:47,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789536361] [2023-12-02 20:29:47,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:47,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:47,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:47,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:47,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:47,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:47,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:50,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:50,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2023-12-02 20:29:50,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:50,654 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:50,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:50,655 INFO L85 PathProgramCache]: Analyzing trace with hash 138797169, now seen corresponding path program 1 times [2023-12-02 20:29:50,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:50,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509062469] [2023-12-02 20:29:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:50,657 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:50,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:50,660 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:50,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2023-12-02 20:29:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:50,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:29:50,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:50,830 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:50,830 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:50,830 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:50,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509062469] [2023-12-02 20:29:50,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1509062469] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:50,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:50,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:50,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360272479] [2023-12-02 20:29:50,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:50,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:50,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:50,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:50,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:50,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:50,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:50,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:50,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:52,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2023-12-02 20:29:52,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:52,346 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:52,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:52,347 INFO L85 PathProgramCache]: Analyzing trace with hash 138797170, now seen corresponding path program 1 times [2023-12-02 20:29:52,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:52,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477636981] [2023-12-02 20:29:52,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:52,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:52,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:52,351 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:52,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2023-12-02 20:29:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:52,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:29:52,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:52,605 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:52,605 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:52,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1477636981] [2023-12-02 20:29:52,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1477636981] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:52,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:52,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:52,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967505550] [2023-12-02 20:29:52,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:52,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:52,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:52,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:52,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:52,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:52,607 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:52,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:52,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:52,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:52,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:52,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:52,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:53,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2023-12-02 20:29:54,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:54,086 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:54,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:54,087 INFO L85 PathProgramCache]: Analyzing trace with hash -604113016, now seen corresponding path program 1 times [2023-12-02 20:29:54,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:54,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2053401799] [2023-12-02 20:29:54,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:54,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:54,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:54,088 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:54,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2023-12-02 20:29:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:54,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:29:54,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:54,220 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:54,220 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:54,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2053401799] [2023-12-02 20:29:54,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2053401799] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:54,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:54,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:54,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090811109] [2023-12-02 20:29:54,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:54,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:54,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:54,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:54,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:54,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:54,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:54,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2023-12-02 20:29:54,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:54,647 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:54,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:54,648 INFO L85 PathProgramCache]: Analyzing trace with hash -604113015, now seen corresponding path program 1 times [2023-12-02 20:29:54,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:54,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46862856] [2023-12-02 20:29:54,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:54,648 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:54,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:54,649 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:54,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2023-12-02 20:29:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:54,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:29:54,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:54,879 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:54,879 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:54,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46862856] [2023-12-02 20:29:54,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46862856] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:54,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:54,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:54,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202822380] [2023-12-02 20:29:54,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:54,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:54,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:54,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:54,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:54,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:54,881 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:54,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:54,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:54,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:56,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2023-12-02 20:29:56,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:56,856 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:56,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:56,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1348135521, now seen corresponding path program 1 times [2023-12-02 20:29:56,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:56,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1643154147] [2023-12-02 20:29:56,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:56,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:56,859 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:56,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2023-12-02 20:29:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:57,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:29:57,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:57,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:29:57,262 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:57,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1643154147] [2023-12-02 20:29:57,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1643154147] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:57,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:29:57,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2023-12-02 20:29:57,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014817055] [2023-12-02 20:29:57,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:57,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 20:29:57,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:57,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 20:29:57,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:29:57,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:57,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:57,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:29:58,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2023-12-02 20:29:58,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:58,322 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:58,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:58,322 INFO L85 PathProgramCache]: Analyzing trace with hash -215767581, now seen corresponding path program 1 times [2023-12-02 20:29:58,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:58,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105212174] [2023-12-02 20:29:58,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:58,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:58,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:58,324 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:58,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2023-12-02 20:29:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:58,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:29:58,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 20:29:58,606 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:58,606 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:29:58,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105212174] [2023-12-02 20:29:58,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105212174] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:58,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:58,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 20:29:58,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337715296] [2023-12-02 20:29:58,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:58,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:29:58,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:29:58,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:29:58,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:29:58,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:58,609 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:58,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:58,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:29:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:59,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:59,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:29:59,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:29:59,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2023-12-02 20:29:59,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:59,288 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:29:59,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:59,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1598398952, now seen corresponding path program 1 times [2023-12-02 20:29:59,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:29:59,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [23993524] [2023-12-02 20:29:59,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:59,290 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:29:59,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:29:59,291 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:29:59,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2023-12-02 20:29:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:59,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 20:29:59,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:00,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:00,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 287 treesize of output 111 [2023-12-02 20:30:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:30:00,452 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:02,123 INFO L349 Elim1Store]: treesize reduction 132, result has 23.7 percent of original size [2023-12-02 20:30:02,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 239 treesize of output 117 [2023-12-02 20:30:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:30:06,644 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:30:06,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [23993524] [2023-12-02 20:30:06,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [23993524] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:06,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:30:06,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2023-12-02 20:30:06,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752853918] [2023-12-02 20:30:06,644 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:06,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-12-02 20:30:06,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:30:06,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-12-02 20:30:06,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2023-12-02 20:30:06,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:06,646 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:06,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:06,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:06,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:23,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:27,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:30:27,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2023-12-02 20:30:27,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:27,467 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:30:27,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:27,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1133046017, now seen corresponding path program 2 times [2023-12-02 20:30:27,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:30:27,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1049245868] [2023-12-02 20:30:27,468 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:30:27,468 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:27,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:30:27,469 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:30:27,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2023-12-02 20:30:27,742 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:30:27,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:30:27,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 20:30:27,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:28,783 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:28,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 287 treesize of output 111 [2023-12-02 20:30:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:30:29,158 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:30,529 INFO L349 Elim1Store]: treesize reduction 132, result has 23.7 percent of original size [2023-12-02 20:30:30,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 673 treesize of output 249 [2023-12-02 20:30:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:30:37,979 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:30:37,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1049245868] [2023-12-02 20:30:37,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1049245868] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:37,979 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:30:37,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2023-12-02 20:30:37,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585293299] [2023-12-02 20:30:37,979 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:37,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-02 20:30:37,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:30:37,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-02 20:30:37,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=277, Unknown=1, NotChecked=0, Total=342 [2023-12-02 20:30:37,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:37,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:37,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.8421052631578947) internal successors, (73), 19 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:37,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:30:37,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:30:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:30:47,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Ended with exit code 0 [2023-12-02 20:30:47,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:47,554 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:30:47,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:47,554 INFO L85 PathProgramCache]: Analyzing trace with hash 144024387, now seen corresponding path program 1 times [2023-12-02 20:30:47,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:30:47,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1161958392] [2023-12-02 20:30:47,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:47,554 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:47,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:30:47,555 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:30:47,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2023-12-02 20:30:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:47,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 20:30:47,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:48,675 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:48,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 401 treesize of output 159 [2023-12-02 20:30:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 20:30:48,865 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:50,556 INFO L349 Elim1Store]: treesize reduction 132, result has 23.7 percent of original size [2023-12-02 20:30:50,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 738 treesize of output 266 [2023-12-02 20:30:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 20:30:51,259 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:30:51,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1161958392] [2023-12-02 20:30:51,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1161958392] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:51,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:30:51,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-12-02 20:30:51,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498113319] [2023-12-02 20:30:51,259 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:51,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-02 20:30:51,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:30:51,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-02 20:30:51,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2023-12-02 20:30:51,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:51,261 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:51,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.4375) internal successors, (71), 16 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:51,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:51,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:51,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:30:51,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:30:51,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:54,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:30:54,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:30:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:30:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:54,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Ended with exit code 0 [2023-12-02 20:30:54,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:54,566 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:30:54,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:54,566 INFO L85 PathProgramCache]: Analyzing trace with hash -323704383, now seen corresponding path program 2 times [2023-12-02 20:30:54,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:30:54,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744616156] [2023-12-02 20:30:54,567 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:30:54,567 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:30:54,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:30:54,568 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:30:54,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2023-12-02 20:30:54,838 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:30:54,838 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:30:54,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 20:30:54,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:55,975 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:55,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 414 treesize of output 150 [2023-12-02 20:30:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:30:56,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:59,519 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:30:59,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 637 treesize of output 233 [2023-12-02 20:31:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 20:31:11,572 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:31:11,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744616156] [2023-12-02 20:31:11,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1744616156] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:11,572 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:31:11,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2023-12-02 20:31:11,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92347442] [2023-12-02 20:31:11,573 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:11,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-12-02 20:31:11,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:31:11,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-12-02 20:31:11,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2023-12-02 20:31:11,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:11,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:11,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.08) internal successors, (77), 25 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:31:11,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:38,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:40,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:42,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:44,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:46,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:48,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:50,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:52,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:54,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:56,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:58,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:00,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:02,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:04,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:06,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:32:08,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:10,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:12,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:14,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:22,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:24,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:26,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:09,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:33:34,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:33:34,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:33:34,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2023-12-02 20:33:34,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:33:34,830 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:33:34,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:33:34,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1557583229, now seen corresponding path program 3 times [2023-12-02 20:33:34,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:33:34,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124412874] [2023-12-02 20:33:34,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-02 20:33:34,830 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:33:34,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:33:34,831 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:33:34,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2023-12-02 20:33:35,278 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-12-02 20:33:35,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:33:35,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 20:33:35,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:33:36,185 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:33:36,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 237 treesize of output 109 [2023-12-02 20:33:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 20:33:36,264 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:33:37,357 INFO L349 Elim1Store]: treesize reduction 132, result has 23.7 percent of original size [2023-12-02 20:33:37,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 442 treesize of output 180 [2023-12-02 20:33:37,998 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 20:33:37,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:33:37,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124412874] [2023-12-02 20:33:37,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124412874] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:33:37,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:33:37,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 20 [2023-12-02 20:33:37,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614821275] [2023-12-02 20:33:37,999 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:33:37,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-12-02 20:33:37,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:33:38,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-12-02 20:33:38,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2023-12-02 20:33:38,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:33:38,000 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:33:38,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.65) internal successors, (93), 20 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:33:38,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:33:38,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:33:38,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:56,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:33:56,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:33:56,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:56,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:33:56,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:33:56,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2023-12-02 20:33:56,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:33:56,718 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:33:56,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:33:56,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1743428728, now seen corresponding path program 3 times [2023-12-02 20:33:56,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:33:56,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999964083] [2023-12-02 20:33:56,719 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-02 20:33:56,719 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:33:56,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:33:56,720 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:33:56,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2023-12-02 20:33:57,020 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-12-02 20:33:57,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:33:57,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 20:33:57,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:33:57,236 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:33:57,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 143 treesize of output 55 [2023-12-02 20:33:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:33:57,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:33:58,574 INFO L349 Elim1Store]: treesize reduction 168, result has 2.9 percent of original size [2023-12-02 20:33:58,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 21 [2023-12-02 20:33:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:33:58,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:33:58,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [999964083] [2023-12-02 20:33:58,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [999964083] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:33:58,619 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:33:58,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-12-02 20:33:58,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312100455] [2023-12-02 20:33:58,619 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:33:58,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-02 20:33:58,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:33:58,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-02 20:33:58,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-12-02 20:33:58,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:33:58,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:33:58,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:33:58,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:03,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:34:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:34:03,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:34:03,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2023-12-02 20:34:03,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:34:03,290 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:34:03,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:34:03,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2086552417, now seen corresponding path program 4 times [2023-12-02 20:34:03,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:34:03,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103953995] [2023-12-02 20:34:03,291 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-02 20:34:03,291 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:34:03,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:34:03,292 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:34:03,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2023-12-02 20:34:03,486 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-12-02 20:34:03,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:34:03,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 20:34:03,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:34:04,160 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:34:04,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 376 treesize of output 136 [2023-12-02 20:34:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 20:34:04,679 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:34:07,122 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:34:07,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 345 treesize of output 151 [2023-12-02 20:34:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:34:13,919 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:34:13,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103953995] [2023-12-02 20:34:13,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1103953995] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:34:13,919 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:34:13,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2023-12-02 20:34:13,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555645354] [2023-12-02 20:34:13,920 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:34:13,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-12-02 20:34:13,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:34:13,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-12-02 20:34:13,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2023-12-02 20:34:13,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:34:13,922 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:34:13,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.28) internal successors, (82), 25 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:34:13,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:34:35,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:34:35,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:34:35,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:34:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:34:35,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Ended with exit code 0 [2023-12-02 20:34:35,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:34:35,459 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:34:35,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:34:35,459 INFO L85 PathProgramCache]: Analyzing trace with hash 953657576, now seen corresponding path program 5 times [2023-12-02 20:34:35,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:34:35,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [679785719] [2023-12-02 20:34:35,460 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-12-02 20:34:35,460 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:34:35,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:34:35,461 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:34:35,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2023-12-02 20:34:35,750 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2023-12-02 20:34:35,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:34:35,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 20:34:35,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:34:36,285 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:34:36,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 140 treesize of output 60 [2023-12-02 20:34:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 20:34:36,461 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:34:43,263 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:34:43,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 271 treesize of output 123 [2023-12-02 20:34:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:34:43,792 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:34:43,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [679785719] [2023-12-02 20:34:43,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [679785719] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:34:43,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:34:43,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 25 [2023-12-02 20:34:43,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531523159] [2023-12-02 20:34:43,793 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:34:43,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-12-02 20:34:43,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:34:43,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-12-02 20:34:43,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=515, Unknown=3, NotChecked=0, Total=600 [2023-12-02 20:34:43,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:34:43,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:34:43,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.96) internal successors, (99), 25 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:43,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:34:43,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:34:49,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:34:55,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:34:57,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:34:59,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:01,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:03,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:05,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:07,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:09,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:11,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:15,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:17,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:19,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:21,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:23,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:25,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:27,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:33,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:35,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:37,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:39,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:42,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:44,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:46,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:48,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:50,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:54,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:56,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:35:58,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:36:00,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:36:02,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:36:04,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:36:18,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:36:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:36:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:36:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:36:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:18,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Ended with exit code 0 [2023-12-02 20:36:18,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:36:18,921 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:36:18,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:36:18,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1077705220, now seen corresponding path program 4 times [2023-12-02 20:36:18,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:36:18,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [357250682] [2023-12-02 20:36:18,922 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-02 20:36:18,922 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:36:18,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:36:18,923 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:36:18,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2023-12-02 20:36:19,150 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-12-02 20:36:19,150 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:36:19,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 20:36:19,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:36:19,972 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:36:19,972 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:36:21,284 INFO L349 Elim1Store]: treesize reduction 168, result has 2.9 percent of original size [2023-12-02 20:36:21,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 21 [2023-12-02 20:36:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:36:21,366 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:36:21,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [357250682] [2023-12-02 20:36:21,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [357250682] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:36:21,366 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:36:21,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2023-12-02 20:36:21,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42514649] [2023-12-02 20:36:21,366 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:36:21,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-12-02 20:36:21,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:36:21,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-12-02 20:36:21,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2023-12-02 20:36:21,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:36:21,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:36:21,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.6666666666666665) internal successors, (77), 21 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:36:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:36:21,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:21,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:36:27,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:36:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:27,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:27,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2023-12-02 20:36:27,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:36:27,903 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:36:27,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:36:27,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1317560216, now seen corresponding path program 5 times [2023-12-02 20:36:27,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:36:27,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1066969144] [2023-12-02 20:36:27,904 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-12-02 20:36:27,904 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:36:27,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:36:27,905 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:36:27,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2023-12-02 20:36:28,222 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2023-12-02 20:36:28,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:36:28,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 20:36:28,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:36:29,563 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:36:29,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 93 treesize of output 45 [2023-12-02 20:36:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 20:36:29,786 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:36:32,331 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:36:32,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 548 treesize of output 214 [2023-12-02 20:36:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 20:36:33,027 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:36:33,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1066969144] [2023-12-02 20:36:33,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1066969144] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:36:33,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:36:33,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 26 [2023-12-02 20:36:33,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606916733] [2023-12-02 20:36:33,028 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:36:33,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-12-02 20:36:33,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:36:33,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-12-02 20:36:33,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=561, Unknown=0, NotChecked=0, Total=650 [2023-12-02 20:36:33,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:36:33,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:36:33,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 26 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:36:33,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:36:33,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:36:38,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:36:47,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:36:49,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:36:52,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:36:54,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:36:59,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:37:01,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:37:03,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:37:05,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:37:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:37:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:37:06,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-12-02 20:37:06,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Forceful destruction successful, exit code 0 [2023-12-02 20:37:07,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:37:07,019 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:37:07,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:37:07,019 INFO L85 PathProgramCache]: Analyzing trace with hash -12165508, now seen corresponding path program 6 times [2023-12-02 20:37:07,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:37:07,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [613269122] [2023-12-02 20:37:07,020 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-12-02 20:37:07,020 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:37:07,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:37:07,021 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:37:07,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2023-12-02 20:37:07,658 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2023-12-02 20:37:07,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:37:07,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 20:37:07,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:37:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 20:37:09,547 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:37:12,189 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:37:12,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 677 treesize of output 249 [2023-12-02 20:37:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:37:27,501 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:37:27,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [613269122] [2023-12-02 20:37:27,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [613269122] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:37:27,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:37:27,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 35 [2023-12-02 20:37:27,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88306915] [2023-12-02 20:37:27,501 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:37:27,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-12-02 20:37:27,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:37:27,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-12-02 20:37:27,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1019, Unknown=1, NotChecked=0, Total=1190 [2023-12-02 20:37:27,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:37:27,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:37:27,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 3.4571428571428573) internal successors, (121), 35 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:37:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:37:27,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:37:27,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:37:27,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-12-02 20:37:27,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:37:37,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:37:42,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:38:17,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:19,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:21,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:23,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:25,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:38:27,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:29,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:31,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:33,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:35,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:37,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:39,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:41,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:43,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:45,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:47,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:49,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:54,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:56,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:58,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:00,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:02,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:04,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:06,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:08,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:10,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:12,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:14,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:16,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:18,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:20,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:22,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:24,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:26,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:28,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:30,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:32,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:34,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:36,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:38,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:41,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:43,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:45,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:47,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:49,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:40:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:40:00,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:40:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:40:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:40:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:40:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:40:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-12-02 20:40:00,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Ended with exit code 0 [2023-12-02 20:40:00,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:40:00,897 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:40:00,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:40:00,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1082019073, now seen corresponding path program 6 times [2023-12-02 20:40:00,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:40:00,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2067909319] [2023-12-02 20:40:00,898 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-12-02 20:40:00,898 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:40:00,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:40:00,899 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:40:00,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2023-12-02 20:40:01,372 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2023-12-02 20:40:01,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:40:01,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 20:40:01,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:40:01,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-12-02 20:40:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-12-02 20:40:01,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:40:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:40:01,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:40:01,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:40:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-12-02 20:40:01,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-02 20:40:01,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:01,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-12-02 20:40:02,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 65 [2023-12-02 20:40:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 20:40:03,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:40:06,413 INFO L349 Elim1Store]: treesize reduction 156, result has 3.1 percent of original size [2023-12-02 20:40:06,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 123 treesize of output 34 [2023-12-02 20:40:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:40:07,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:40:07,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2067909319] [2023-12-02 20:40:07,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2067909319] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:40:07,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:40:07,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 28 [2023-12-02 20:40:07,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472384073] [2023-12-02 20:40:07,317 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:40:07,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-12-02 20:40:07,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:40:07,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-12-02 20:40:07,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=656, Unknown=0, NotChecked=0, Total=756 [2023-12-02 20:40:07,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:07,319 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:40:07,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.607142857142857) internal successors, (101), 28 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:40:07,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-12-02 20:40:07,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:11,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:41:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:41:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-12-02 20:41:22,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2023-12-02 20:41:22,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Ended with exit code 0 [2023-12-02 20:41:22,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:41:22,435 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 16 more)] === [2023-12-02 20:41:22,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:41:22,436 INFO L85 PathProgramCache]: Analyzing trace with hash -2062042296, now seen corresponding path program 7 times [2023-12-02 20:41:22,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-02 20:41:22,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294854768] [2023-12-02 20:41:22,436 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-12-02 20:41:22,436 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:41:22,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat [2023-12-02 20:41:22,437 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 20:41:22,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d69aaf-5702-407a-b713-d1069cf5f1ff/bin/ugemcutter-verify-Bi2udmvEmx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2023-12-02 20:41:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:41:22,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 20:41:22,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:41:26,718 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:26,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 433 treesize of output 169 [2023-12-02 20:41:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 20:41:40,692 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:41:49,538 INFO L349 Elim1Store]: treesize reduction 120, result has 25.5 percent of original size [2023-12-02 20:41:49,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 495 treesize of output 207 [2023-12-02 20:42:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 20:42:20,599 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-02 20:42:20,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294854768] [2023-12-02 20:42:20,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294854768] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:42:20,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:42:20,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 36 [2023-12-02 20:42:20,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230430325] [2023-12-02 20:42:20,600 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 20:42:20,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-12-02 20:42:20,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-02 20:42:20,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-12-02 20:42:20,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1133, Unknown=1, NotChecked=0, Total=1260 [2023-12-02 20:42:20,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:20,602 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:42:20,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 2.6666666666666665) internal successors, (96), 36 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:42:20,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-12-02 20:42:20,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2023-12-02 20:42:20,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:49,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:42:51,700 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse78 ((_ sign_extend 32) c_~name_1~0)) (.cse67 ((_ sign_extend 32) c_~name_2~0))) (let ((.cse40 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))) (.cse69 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) (.cse57 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))))) (.cse9 (bvmul (_ bv4 32) c_~i_5~0)) (.cse5 (not (bvsgt (bvadd c_~name_1~0 (bvneg c_~name_2~0)) (_ bv0 32)))) (.cse6 (not (bvsge .cse78 (bvadd (_ bv18446744071562067968 64) .cse67)))) (.cse14 (not (bvsgt (bvadd c_~name_2~0 (bvneg c_~name_1~0)) (_ bv0 32)))) (.cse15 (not (bvsge .cse67 (bvadd (_ bv18446744071562067968 64) .cse78))))) (let ((.cse1 (and (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) .cse14 .cse15) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse72 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse72 v_arrayElimCell_146) v_arrayElimCell_143)))) (not (= (concat (concat .cse72 v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse73 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (not (= (concat .cse73 v_arrayElimCell_145) c_~name_1~0)) (= (concat .cse73 v_arrayElimCell_143) c_~name_1~0))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) (or .cse5 .cse6 (and (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse74 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse74 v_arrayElimCell_146) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat .cse74 v_arrayElimCell_141) v_arrayElimCell_145))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse75 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (forall ((v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat .cse75 v_arrayElimCell_143)))) (= c_~name_2~0 (concat .cse75 v_arrayElimCell_145))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse76 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (forall ((v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat .cse76 v_arrayElimCell_143)))) (not (= (concat .cse76 v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse77 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse77 v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)) (= (concat (concat .cse77 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))))))) (.cse4 (and (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse70 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse70 v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse70 v_arrayElimCell_146) v_arrayElimCell_143))))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse71 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse71 v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (= (concat (concat .cse71 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))))))) (.cse49 (= (_ bv8 32) .cse9)) (.cse3 (and (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))) (or .cse14 .cse15 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))))) (.cse19 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse20 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse24 (or .cse57 .cse5 .cse6 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145))))) (.cse42 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse25 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse23 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse45 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse29 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse26 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse27 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))))) (.cse32 (or .cse5 .cse6 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (.cse33 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse37 (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))) .cse5 .cse6)) (.cse34 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))) (.cse35 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))) (.cse30 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse38 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse39 (or .cse40 .cse69)) (.cse41 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse46 (or .cse5 .cse6 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (.cse47 (or .cse57 .cse69)) (.cse48 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))))) (.cse17 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))) (.cse18 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse53 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse54 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse65 (= c_~break_11~0 (_ bv0 32))) (.cse61 (select |c_#memory_int| c_~nondet_0~0.base))) (let ((.cse12 (let ((.cse68 (concat (concat (concat (select .cse61 (bvadd (_ bv11 32) c_~nondet_0~0.offset)) (select .cse61 (bvadd (_ bv10 32) c_~nondet_0~0.offset))) (select .cse61 (bvadd (_ bv9 32) c_~nondet_0~0.offset))) (select .cse61 (bvadd (_ bv8 32) c_~nondet_0~0.offset))))) (and (not (= c_~name_2~0 .cse68)) (or .cse14 .cse15 (= .cse68 c_~name_1~0))))) (.cse11 (= c_~break_7~0 (_ bv0 32))) (.cse59 (not (bvsgt (bvadd (bvneg c_~name_3~0) c_~name_2~0) (_ bv0 32)))) (.cse60 (not (bvsge .cse67 (bvadd (_ bv18446744071562067968 64) ((_ sign_extend 32) c_~name_3~0))))) (.cse63 (not .cse65)) (.cse13 (not (bvsgt c_~result_4~0 (_ bv0 32)))) (.cse64 (not (= c_~name_3~0 c_~name_1~0))) (.cse10 (= c_~name_2~0 c_~name_1~0)) (.cse7 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse66 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat .cse66 v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat .cse66 v_arrayElimCell_146) v_arrayElimCell_143))))))) (.cse8 (and .cse53 .cse54)) (.cse2 (and .cse19 .cse20 .cse24 (or .cse5 .cse6 .cse42) .cse25 (or .cse5 .cse6 .cse23) (or .cse5 .cse6 .cse45) .cse29 (or (and .cse26 .cse27) .cse14 .cse15) .cse32 .cse33 .cse37 (or .cse14 .cse15 (and .cse34 .cse35)) (or .cse30 .cse5 .cse6) .cse38 (or .cse14 (and .cse39 .cse41) .cse15) .cse46 .cse47 .cse48 (or .cse14 (and .cse17 .cse18) .cse15))) (.cse50 (or .cse49 .cse3)) (.cse51 (or .cse49 .cse4)) (.cse52 (or .cse49 .cse1))) (and (or (let ((.cse0 (= (_ bv4 32) .cse9))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or .cse0 .cse3) (or .cse0 .cse4) (or .cse5 .cse6 (and (or .cse7 .cse0) (or .cse0 .cse8))))) .cse10 (not (bvslt (bvadd c_~i_5~0 (_ bv1 32)) (_ bv3 32)))) (= c_~i_5~0 (_ bv0 32)) (or (and .cse10 (= c_~break_7~0 (_ bv1 32))) (and .cse11 (not .cse10))) (or .cse12 .cse13 .cse10) (or .cse10 (let ((.cse22 (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) .cse11)) (.cse43 (or .cse57 .cse11)) (.cse28 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (.cse44 (or .cse11 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse36 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))) (.cse31 (or .cse11 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (.cse21 (and .cse11 (or .cse5 .cse6)))) (and (or (and (or .cse14 .cse15 (and (or .cse11 (and .cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) .cse17 .cse18)) .cse19 .cse20 (or .cse21 (and .cse22 .cse23)) .cse24 .cse25 (or .cse14 .cse15 (and .cse26 .cse27 (or .cse28 .cse11))) .cse29 (or (and .cse30 .cse31) .cse21) .cse32 .cse33 (or .cse14 .cse15 (and .cse34 .cse35 (or .cse36 .cse11))) .cse37 .cse38 (or .cse14 .cse15 (and .cse39 (or .cse40 .cse11) .cse41)) (or (and .cse42 .cse43) .cse21) (or (and .cse44 .cse45) .cse21) .cse46 .cse47 .cse48) .cse49) .cse50 .cse51 .cse52 (or (and (or (and (or .cse14 .cse40 .cse15) .cse22 .cse53 .cse43 .cse54 (or .cse14 .cse15 (and .cse28 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))))) .cse49) .cse44 (or .cse49 (and .cse7 (or .cse14 .cse15 (and .cse36 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse55 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat .cse55 v_arrayElimCell_141) v_arrayElimCell_143))) (= (concat (concat .cse55 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))))) .cse31)) (or .cse14 .cse15 (and .cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse56 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (or (= c_~name_2~0 .cse56) (= .cse56 c_~name_1~0))))))) .cse21)))) (or .cse12 .cse10 (and (or .cse13 .cse11) (or .cse5 .cse6 (not .cse11)))) (or .cse13 (let ((.cse58 (let ((.cse62 (bvmul (_ bv4 32) c_~i_9~0))) (concat (concat (concat (select .cse61 (bvadd .cse62 (_ bv11 32) c_~nondet_0~0.offset)) (select .cse61 (bvadd .cse62 (_ bv10 32) c_~nondet_0~0.offset))) (select .cse61 (bvadd .cse62 (_ bv9 32) c_~nondet_0~0.offset))) (select .cse61 (bvadd .cse62 (_ bv8 32) c_~nondet_0~0.offset)))))) (and (not (= c_~name_2~0 .cse58)) (or .cse59 .cse60 (= c_~name_3~0 .cse58)))) .cse63 (not (bvslt c_~i_9~0 (_ bv3 32))) .cse64 (not (bvslt (bvadd (_ bv2 32) c_~i_9~0) (_ bv3 32)))) (or (and (or .cse65 (not (bvsgt c_~result_8~0 (_ bv0 32)))) (or .cse59 .cse60 .cse63)) .cse13 .cse64) (or (not (bvslt c_~i_5~0 (_ bv3 32))) .cse10 (and (or .cse5 .cse6 (and (or .cse7 .cse49) (or .cse8 .cse49))) (or .cse2 .cse49) .cse50 .cse51 .cse52))))))) is different from false [2023-12-02 20:42:53,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:42:56,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:42:57,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:28,396 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse71 ((_ sign_extend 32) c_~name_1~0)) (.cse70 ((_ sign_extend 32) c_~name_2~0))) (let ((.cse40 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))) (.cse61 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) (.cse57 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))))) (.cse10 (bvmul (_ bv4 32) c_~i_5~0)) (.cse6 (not (bvsgt (bvadd c_~name_1~0 (bvneg c_~name_2~0)) (_ bv0 32)))) (.cse7 (not (bvsge .cse71 (bvadd (_ bv18446744071562067968 64) .cse70)))) (.cse14 (not (bvsgt (bvadd c_~name_2~0 (bvneg c_~name_1~0)) (_ bv0 32)))) (.cse15 (not (bvsge .cse70 (bvadd (_ bv18446744071562067968 64) .cse71))))) (let ((.cse2 (and (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) .cse14 .cse15) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse64 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse64 v_arrayElimCell_146) v_arrayElimCell_143)))) (not (= (concat (concat .cse64 v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse65 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (not (= (concat .cse65 v_arrayElimCell_145) c_~name_1~0)) (= (concat .cse65 v_arrayElimCell_143) c_~name_1~0))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))) (or .cse6 .cse7 (and (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse66 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse66 v_arrayElimCell_146) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat .cse66 v_arrayElimCell_141) v_arrayElimCell_145))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse67 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (forall ((v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat .cse67 v_arrayElimCell_143)))) (= c_~name_2~0 (concat .cse67 v_arrayElimCell_145))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8))) (let ((.cse68 (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141))) (or (forall ((v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat .cse68 v_arrayElimCell_143)))) (not (= (concat .cse68 v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse69 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse69 v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)) (= (concat (concat .cse69 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))))))) (.cse5 (and (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse62 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse62 v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat .cse62 v_arrayElimCell_146) v_arrayElimCell_143))))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse63 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (not (= (concat (concat .cse63 v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (= (concat (concat .cse63 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))))))) (.cse49 (= (_ bv8 32) .cse10)) (.cse4 (and (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_147 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))) (or .cse14 .cse15 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) (or .cse14 .cse15 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)) (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))))) (.cse19 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse20 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse24 (or .cse57 .cse6 .cse7 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145))))) (.cse42 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse25 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse23 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse45 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse29 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse26 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse27 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))))) (.cse32 (or .cse6 .cse7 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (.cse33 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse37 (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))) .cse6 .cse7)) (.cse34 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))) (.cse35 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))) (.cse30 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse38 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse39 (or .cse40 .cse61)) (.cse41 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse46 (or .cse6 .cse7 (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145)))))) (.cse47 (or .cse57 .cse61)) (.cse48 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0)))))) (.cse17 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_145 (_ BitVec 8)) (v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_145) c_~name_1~0))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))) (.cse18 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_142 (_ BitVec 8))) (not (= (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0)))))) (.cse53 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse54 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_146) v_arrayElimCell_143))) (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))))))) (let ((.cse13 (let ((.cse59 (let ((.cse60 (select |c_#memory_int| c_~nondet_0~0.base))) (concat (concat (concat (select .cse60 (bvadd (_ bv11 32) c_~nondet_0~0.offset)) (select .cse60 (bvadd (_ bv10 32) c_~nondet_0~0.offset))) (select .cse60 (bvadd (_ bv9 32) c_~nondet_0~0.offset))) (select .cse60 (bvadd (_ bv8 32) c_~nondet_0~0.offset)))))) (and (not (= c_~name_2~0 .cse59)) (or .cse14 .cse15 (= .cse59 c_~name_1~0))))) (.cse0 (not (bvsgt c_~result_4~0 (_ bv0 32)))) (.cse12 (= c_~break_7~0 (_ bv0 32))) (.cse11 (= c_~name_2~0 c_~name_1~0)) (.cse8 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse58 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat .cse58 v_arrayElimCell_141) v_arrayElimCell_143))) (not (= c_~name_2~0 (concat (concat .cse58 v_arrayElimCell_146) v_arrayElimCell_143))))))) (.cse9 (and .cse53 .cse54)) (.cse3 (and .cse19 .cse20 .cse24 (or .cse6 .cse7 .cse42) .cse25 (or .cse6 .cse7 .cse23) (or .cse6 .cse7 .cse45) .cse29 (or (and .cse26 .cse27) .cse14 .cse15) .cse32 .cse33 .cse37 (or .cse14 .cse15 (and .cse34 .cse35)) (or .cse30 .cse6 .cse7) .cse38 (or .cse14 (and .cse39 .cse41) .cse15) .cse46 .cse47 .cse48 (or .cse14 (and .cse17 .cse18) .cse15))) (.cse50 (or .cse49 .cse4)) (.cse51 (or .cse49 .cse5)) (.cse52 (or .cse49 .cse2))) (and (or .cse0 (and (= c_~break_15~0 (_ bv0 32)) (bvslt c_~i_13~0 (_ bv3 32))) (not (bvsgt c_~result_8~0 (_ bv0 32)))) (or (let ((.cse1 (= (_ bv4 32) .cse10))) (and (or .cse1 .cse2) (or .cse3 .cse1) (or .cse1 .cse4) (or .cse1 .cse5) (or .cse6 .cse7 (and (or .cse8 .cse1) (or .cse1 .cse9))))) .cse11 (not (bvslt (bvadd c_~i_5~0 (_ bv1 32)) (_ bv3 32)))) (= c_~i_5~0 (_ bv0 32)) (or (and .cse11 (= c_~break_7~0 (_ bv1 32))) (and .cse12 (not .cse11))) (or .cse13 .cse0 .cse11) (or .cse11 (let ((.cse22 (or (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143)))) .cse12)) (.cse43 (or .cse57 .cse12)) (.cse28 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (.cse44 (or .cse12 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))) (.cse36 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0))) (.cse31 (or .cse12 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (not (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_146) v_arrayElimCell_143)))))) (.cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))) (.cse21 (and .cse12 (or .cse6 .cse7)))) (and (or (and (or .cse14 .cse15 (and (or .cse12 (and .cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (forall ((v_arrayElimCell_142 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_142 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0))))) .cse17 .cse18)) .cse19 .cse20 (or .cse21 (and .cse22 .cse23)) .cse24 .cse25 (or .cse14 .cse15 (and .cse26 .cse27 (or .cse28 .cse12))) .cse29 (or (and .cse30 .cse31) .cse21) .cse32 .cse33 (or .cse14 .cse15 (and .cse34 .cse35 (or .cse36 .cse12))) .cse37 .cse38 (or .cse14 .cse15 (and .cse39 (or .cse40 .cse12) .cse41)) (or (and .cse42 .cse43) .cse21) (or (and .cse44 .cse45) .cse21) .cse46 .cse47 .cse48) .cse49) .cse50 .cse51 .cse52 (or (and (or (and (or .cse14 .cse40 .cse15) .cse22 .cse53 .cse43 .cse54 (or .cse14 .cse15 (and .cse28 (forall ((v_arrayElimCell_147 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (or (= (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_147) v_arrayElimCell_141) v_arrayElimCell_143) c_~name_1~0) (forall ((v_arrayElimCell_148 (_ BitVec 8))) (= c_~name_2~0 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143)))))))) .cse49) .cse44 (or .cse49 (and .cse8 (or .cse14 .cse15 (and .cse36 (forall ((v_arrayElimCell_146 (_ BitVec 8)) (v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse55 (concat v_arrayElimCell_144 v_arrayElimCell_148))) (or (forall ((v_arrayElimCell_141 (_ BitVec 8))) (= c_~name_2~0 (concat (concat .cse55 v_arrayElimCell_141) v_arrayElimCell_143))) (= (concat (concat .cse55 v_arrayElimCell_146) v_arrayElimCell_143) c_~name_1~0)))))) .cse31)) (or .cse14 .cse15 (and .cse16 (forall ((v_arrayElimCell_148 (_ BitVec 8)) (v_arrayElimCell_141 (_ BitVec 8)) (v_arrayElimCell_144 (_ BitVec 8)) (v_arrayElimCell_143 (_ BitVec 8))) (let ((.cse56 (concat (concat (concat v_arrayElimCell_144 v_arrayElimCell_148) v_arrayElimCell_141) v_arrayElimCell_143))) (or (= c_~name_2~0 .cse56) (= .cse56 c_~name_1~0))))))) .cse21)))) (or .cse13 .cse11 (and (or .cse0 .cse12) (or .cse6 .cse7 (not .cse12)))) (or (not (bvslt c_~i_5~0 (_ bv3 32))) .cse11 (and (or .cse6 .cse7 (and (or .cse8 .cse49) (or .cse9 .cse49))) (or .cse3 .cse49) .cse50 .cse51 .cse52))))))) is different from false [2023-12-02 20:43:55,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:57,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1]