./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/twostage_3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i --witnessprinter.witness.filename witness.graphml --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 9e65812efd79e833978ab1548160841e061a451f72b6ff490ed9b7c0a593a91c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 14:08:29,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 14:08:29,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2023-11-06 14:08:29,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 14:08:29,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 14:08:29,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 14:08:29,335 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 14:08:29,336 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 14:08:29,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 14:08:29,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 14:08:29,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 14:08:29,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 14:08:29,344 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 14:08:29,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 14:08:29,346 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 14:08:29,347 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 14:08:29,347 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 14:08:29,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 14:08:29,348 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 14:08:29,349 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 14:08:29,349 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 14:08:29,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 14:08:29,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 14:08:29,351 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 14:08:29,351 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 14:08:29,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 14:08:29,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 14:08:29,353 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 14:08:29,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 14:08:29,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:08:29,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 14:08:29,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 14:08:29,355 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 14:08:29,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 14:08:29,356 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-06 14:08:29,356 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-06 14:08:29,356 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-06 14:08:29,357 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-06 14:08:29,357 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-06 14:08:29,358 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_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e65812efd79e833978ab1548160841e061a451f72b6ff490ed9b7c0a593a91c [2023-11-06 14:08:29,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 14:08:29,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 14:08:29,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 14:08:29,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 14:08:29,703 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 14:08:29,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/../../sv-benchmarks/c/pthread/twostage_3-2.i [2023-11-06 14:08:32,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 14:08:33,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 14:08:33,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/sv-benchmarks/c/pthread/twostage_3-2.i [2023-11-06 14:08:33,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/e83e8eb50/5c6f097c72004b0291d08c5dca221d53/FLAG88f8bfb3d [2023-11-06 14:08:33,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/e83e8eb50/5c6f097c72004b0291d08c5dca221d53 [2023-11-06 14:08:33,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 14:08:33,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 14:08:33,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 14:08:33,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 14:08:33,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 14:08:33,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:08:33" (1/1) ... [2023-11-06 14:08:33,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289990a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:33, skipping insertion in model container [2023-11-06 14:08:33,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:08:33" (1/1) ... [2023-11-06 14:08:33,316 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:08:34,230 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:34,234 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:34,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:34,254 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) [2023-11-06 14:08:34,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41e3a612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:34, skipping insertion in model container [2023-11-06 14:08:34,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 14:08:34,255 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 14:08:34,257 INFO L158 Benchmark]: Toolchain (without parser) took 1023.27ms. Allocated memory is still 136.3MB. Free memory was 97.6MB in the beginning and 102.9MB in the end (delta: -5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 14:08:34,258 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:08:34,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1020.52ms. Allocated memory is still 136.3MB. Free memory was 97.2MB in the beginning and 102.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 14:08:34,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1020.52ms. Allocated memory is still 136.3MB. Free memory was 97.2MB in the beginning and 102.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1284]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i --witnessprinter.witness.filename witness.graphml --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 9e65812efd79e833978ab1548160841e061a451f72b6ff490ed9b7c0a593a91c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 14:08:36,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 14:08:36,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2023-11-06 14:08:36,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 14:08:36,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 14:08:36,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 14:08:36,948 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 14:08:36,949 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 14:08:36,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 14:08:36,956 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 14:08:36,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 14:08:36,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 14:08:36,959 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 14:08:36,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 14:08:36,961 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 14:08:36,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 14:08:36,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 14:08:36,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 14:08:36,963 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 14:08:36,964 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 14:08:36,965 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 14:08:36,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 14:08:36,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 14:08:36,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 14:08:36,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 14:08:36,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 14:08:36,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 14:08:36,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 14:08:36,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 14:08:36,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 14:08:36,971 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 14:08:36,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:08:36,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 14:08:36,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 14:08:36,973 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 14:08:36,973 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 14:08:36,974 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-06 14:08:36,974 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-06 14:08:36,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-06 14:08:36,976 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-06 14:08:36,976 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-06 14:08:36,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 14:08:36,977 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_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e65812efd79e833978ab1548160841e061a451f72b6ff490ed9b7c0a593a91c [2023-11-06 14:08:37,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 14:08:37,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 14:08:37,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 14:08:37,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 14:08:37,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 14:08:37,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/../../sv-benchmarks/c/pthread/twostage_3-2.i [2023-11-06 14:08:40,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 14:08:41,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 14:08:41,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/sv-benchmarks/c/pthread/twostage_3-2.i [2023-11-06 14:08:41,061 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/1d1be48dd/67901f6aa9c641f1af0c108af75f8203/FLAGdf15b1b6c [2023-11-06 14:08:41,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/data/1d1be48dd/67901f6aa9c641f1af0c108af75f8203 [2023-11-06 14:08:41,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 14:08:41,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 14:08:41,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 14:08:41,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 14:08:41,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 14:08:41,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:08:41" (1/1) ... [2023-11-06 14:08:41,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cac99a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:41, skipping insertion in model container [2023-11-06 14:08:41,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:08:41" (1/1) ... [2023-11-06 14:08:41,192 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:08:42,158 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,162 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:42,187 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 14:08:42,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:08:42,272 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,273 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:42,285 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 14:08:42,363 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,365 WARN L1577 CHandler]: Possible shadowing of function lock [2023-11-06 14:08:42,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:08:42,510 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:08:42,518 INFO L206 MainTranslator]: Completed translation [2023-11-06 14:08:42,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42 WrapperNode [2023-11-06 14:08:42,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 14:08:42,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 14:08:42,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 14:08:42,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 14:08:42,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,637 INFO L138 Inliner]: procedures = 378, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 196 [2023-11-06 14:08:42,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 14:08:42,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 14:08:42,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 14:08:42,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 14:08:42,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 14:08:42,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 14:08:42,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 14:08:42,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 14:08:42,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (1/1) ... [2023-11-06 14:08:42,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:08:42,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:42,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:42,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 14:08:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 14:08:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2023-11-06 14:08:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2023-11-06 14:08:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2023-11-06 14:08:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2023-11-06 14:08:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-06 14:08:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 14:08:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 14:08:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 14:08:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 14:08:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 14:08:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 14:08:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-06 14:08:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 14:08:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 14:08:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 14:08:42,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 14:08:42,838 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 14:08:43,072 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 14:08:43,074 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 14:08:43,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 14:08:43,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 14:08:43,686 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-06 14:08:43,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:08:43 BoogieIcfgContainer [2023-11-06 14:08:43,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 14:08:43,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 14:08:43,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 14:08:43,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 14:08:43,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:08:41" (1/3) ... [2023-11-06 14:08:43,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc6bd0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:08:43, skipping insertion in model container [2023-11-06 14:08:43,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:08:42" (2/3) ... [2023-11-06 14:08:43,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc6bd0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:08:43, skipping insertion in model container [2023-11-06 14:08:43,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:08:43" (3/3) ... [2023-11-06 14:08:43,698 INFO L112 eAbstractionObserver]: Analyzing ICFG twostage_3-2.i [2023-11-06 14:08:43,718 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 14:08:43,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-06 14:08:43,719 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 14:08:43,806 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-06 14:08:43,858 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:43,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:08:43,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:08:43,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:08:43,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-06 14:08:43,955 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:08:43,968 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == funcBThread1of1ForFork1 ======== [2023-11-06 14:08:43,976 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;@71f44152, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:08:43,976 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 14:08:44,324 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:08:44,329 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:44,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1939392743, now seen corresponding path program 1 times [2023-11-06 14:08:44,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:08:44,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840431301] [2023-11-06 14:08:44,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:44,346 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 [2023-11-06 14:08:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:08:44,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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) [2023-11-06 14:08:44,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:44,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 14:08:44,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:08:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:44,628 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:08:44,628 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:08:44,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840431301] [2023-11-06 14:08:44,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1840431301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:44,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:44,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 14:08:44,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540297222] [2023-11-06 14:08:44,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:44,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 14:08:44,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:08:44,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 14:08:44,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 14:08:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:44,676 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:44,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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) [2023-11-06 14:08:44,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:44,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:44,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:44,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:44,961 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:08:44,963 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:44,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1185391716, now seen corresponding path program 1 times [2023-11-06 14:08:44,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:08:44,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [585502687] [2023-11-06 14:08:44,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:44,965 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 [2023-11-06 14:08:44,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:08:44,968 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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) [2023-11-06 14:08:44,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:45,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 14:08:45,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:08:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:08:45,368 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:08:45,368 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:08:45,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [585502687] [2023-11-06 14:08:45,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [585502687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:45,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:45,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 14:08:45,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255845035] [2023-11-06 14:08:45,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:45,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:45,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:08:45,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:45,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:45,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:45,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2023-11-06 14:08:45,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:45,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:45,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:45,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:45,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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)] Forceful destruction successful, exit code 0 [2023-11-06 14:08:45,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:45,776 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:08:45,777 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:45,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1600656198, now seen corresponding path program 1 times [2023-11-06 14:08:45,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:08:45,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80885695] [2023-11-06 14:08:45,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:45,778 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 [2023-11-06 14:08:45,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:08:45,780 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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) [2023-11-06 14:08:45,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:08:46,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 14:08:46,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:08:46,104 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 9 [2023-11-06 14:08:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 14:08:46,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:08:46,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:08:46,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80885695] [2023-11-06 14:08:46,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80885695] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:08:46,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:08:46,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 14:08:46,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357194171] [2023-11-06 14:08:46,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:08:46,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 14:08:46,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:08:46,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 14:08:46,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 14:08:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:46,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:08:46,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2023-11-06 14:08:46,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:46,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:46,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:08:46,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:46,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 14:08:46,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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)] Forceful destruction successful, exit code 0 [2023-11-06 14:08:46,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:46,657 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:08:46,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:08:46,658 INFO L85 PathProgramCache]: Analyzing trace with hash 684648257, now seen corresponding path program 1 times [2023-11-06 14:08:46,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:08:46,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438582943] [2023-11-06 14:08:46,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:08:46,659 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 [2023-11-06 14:08:46,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:08:46,661 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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) [2023-11-06 14:08:46,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:47,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 14:08:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:08:48,122 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-06 14:08:48,123 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 14:08:48,124 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location funcBErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-11-06 14:08:48,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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)] Forceful destruction successful, exit code 0 [2023-11-06 14:08:48,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/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 [2023-11-06 14:08:48,346 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 14:08:48,348 INFO L307 ceAbstractionStarter]: Result for error location funcBThread1of1ForFork1 was UNSAFE (1/2) [2023-11-06 14:08:48,352 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 14:08:48,352 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 14:08:48,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 02:08:48 BasicIcfg [2023-11-06 14:08:48,475 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 14:08:48,476 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 14:08:48,476 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 14:08:48,476 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 14:08:48,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:08:43" (3/4) ... [2023-11-06 14:08:48,479 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 14:08:48,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 14:08:48,481 INFO L158 Benchmark]: Toolchain (without parser) took 7390.01ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 52.4MB in the beginning and 62.4MB in the end (delta: -10.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,482 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:08:48,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1422.82ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 34.9MB in the end (delta: 17.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.72ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 34.9MB in the beginning and 68.0MB in the end (delta: -33.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,483 INFO L158 Benchmark]: Boogie Preprocessor took 89.90ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 65.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,484 INFO L158 Benchmark]: RCFGBuilder took 959.68ms. Allocated memory is still 94.4MB. Free memory was 65.5MB in the beginning and 56.6MB in the end (delta: 8.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,484 INFO L158 Benchmark]: TraceAbstraction took 4783.98ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 56.0MB in the beginning and 62.4MB in the end (delta: -6.4MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-06 14:08:48,485 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 113.2MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:08:48,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1422.82ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 34.9MB in the end (delta: 17.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.72ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 34.9MB in the beginning and 68.0MB in the end (delta: -33.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.90ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 65.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 959.68ms. Allocated memory is still 94.4MB. Free memory was 65.5MB in the beginning and 56.6MB in the end (delta: 8.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4783.98ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 56.0MB in the beginning and 62.4MB in the end (delta: -6.4MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 113.2MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2908, independent: 2894, independent conditional: 28, independent unconditional: 2866, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 2868, Positive cache size: 2866, Positive conditional cache size: 0, Positive unconditional cache size: 2866, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 12, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2598, independent: 2585, independent conditional: 25, independent unconditional: 2560, dependent: 13, dependent conditional: 11, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 2868, Positive cache size: 2866, Positive conditional cache size: 0, Positive unconditional cache size: 2866, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 23, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5323, independent: 5296, independent conditional: 179, independent unconditional: 5117, dependent: 27, dependent conditional: 21, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 5670, Positive cache size: 5663, Positive conditional cache size: 0, Positive unconditional cache size: 5663, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 43, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7949, independent: 7848, independent conditional: 755, independent unconditional: 7093, dependent: 101, dependent conditional: 76, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 8582, Positive cache size: 8556, Positive conditional cache size: 0, Positive unconditional cache size: 8556, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 2, Independence queries for same thread: 96, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 115, Number of trivial persistent sets: 92, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2868, independent: 2866, independent conditional: 0, independent unconditional: 2866, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2908, independent: 2894, independent conditional: 28, independent unconditional: 2866, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 2868, Positive cache size: 2866, Positive conditional cache size: 0, Positive unconditional cache size: 2866, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 12, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 126, Number of trivial persistent sets: 106, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2562, independent: 2560, independent conditional: 0, independent unconditional: 2560, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2598, independent: 2585, independent conditional: 25, independent unconditional: 2560, dependent: 13, dependent conditional: 11, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 2868, Positive cache size: 2866, Positive conditional cache size: 0, Positive unconditional cache size: 2866, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 23, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 192, Number of trivial persistent sets: 120, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5123, independent: 5117, independent conditional: 0, independent unconditional: 5117, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 5323, independent: 5296, independent conditional: 179, independent unconditional: 5117, dependent: 27, dependent conditional: 21, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 5670, Positive cache size: 5663, Positive conditional cache size: 0, Positive unconditional cache size: 5663, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 43, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 359, Number of trivial persistent sets: 284, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7118, independent: 7093, independent conditional: 0, independent unconditional: 7093, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 7949, independent: 7848, independent conditional: 755, independent unconditional: 7093, dependent: 101, dependent conditional: 76, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18778, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 155, dependent conditional: 120, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18682, independent: 18623, independent conditional: 987, independent unconditional: 17636, dependent: 59, dependent conditional: 24, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 44, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18726, independent: 18623, independent conditional: 0, independent unconditional: 18623, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8582, independent: 8556, independent conditional: 0, independent unconditional: 8556, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8582, independent: 8548, independent conditional: 0, independent unconditional: 8548, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18726, independent: 10067, independent conditional: 0, independent unconditional: 10067, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 8582, unknown conditional: 0, unknown unconditional: 8582] , Statistics on independence cache: Total cache size (in pairs): 8582, Positive cache size: 8556, Positive conditional cache size: 0, Positive unconditional cache size: 8556, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 2, Independence queries for same thread: 96, Statistics for Abstraction: - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of sscanf at line 1281, overapproximation of memtrack at line 20. Possible FailurePath: [L1236] 0 static int iTThreads = 2; VAL [iTThreads={13:0}] [L1237] 0 static int iRThreads = 1; VAL [iRThreads={14:0}, iTThreads={13:0}] [L1238] 0 static int data1Value = 0; VAL [data1Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1239] 0 static int data2Value = 0; VAL [data1Value=0, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1240] 0 pthread_mutex_t *data1Lock; VAL [data1Lock={0:0}, data1Value=0, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1241] 0 pthread_mutex_t *data2Lock; VAL [data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1274] 0 int i,err; VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1275] COND TRUE 0 argc != 1 VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1276] COND FALSE 0 !(argc != 3) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1280] 0 argv[1] VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, argv[1]={0:0}, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1281] 0 argv[2] VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, argv[2]={0:0}, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}] [L1284] 0 data1Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, malloc(sizeof(pthread_mutex_t))={31:0}] [L1285] 0 data2Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, malloc(sizeof(pthread_mutex_t))={15:0}] [L1286] EXPR 0 err = pthread_mutex_init(data1Lock, ((void *)0)) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}] [L1286] COND FALSE 0 !(0 != (err = pthread_mutex_init(data1Lock, ((void *)0)))) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}] [L1290] EXPR 0 err = pthread_mutex_init(data2Lock, ((void *)0)) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}] [L1290] COND FALSE 0 !(0 != (err = pthread_mutex_init(data2Lock, ((void *)0)))) VAL [\old(argc)=3, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}] [L1294] EXPR 0 \read(iTThreads) VAL [\old(argc)=3, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}] [L1294] 0 pthread_t tPool[iTThreads]; VAL [\old(argc)=3, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}, tPool={63:0}] [L1295] EXPR 0 \read(iRThreads) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}, tPool={63:0}] [L1295] 0 pthread_t rPool[iRThreads]; VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, iRThreads={14:0}, iTThreads={13:0}, rPool={61:0}, tPool={63:0}] [L1296] 0 i = 0 VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, rPool={61:0}, tPool={63:0}] [L1296] EXPR 0 \read(iTThreads) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, rPool={61:0}, tPool={63:0}] [L1296] COND TRUE 0 i < iTThreads VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, rPool={61:0}, tPool={63:0}] [L1297] EXPR, FCALL, FORK 0 pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0))=0, rPool={61:0}, tPool={63:0}] [L1297] EXPR 0 err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0))=0, pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0))=0, rPool={61:0}, tPool={63:0}] [L1297] COND FALSE 0 !(0 != (err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)))) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0))=0, pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0))=0, rPool={61:0}, tPool={63:0}] [L1296] 0 i++ VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=1, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1296] EXPR 0 \read(iTThreads) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=1, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1296] COND FALSE 0 !(i < iTThreads) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=1, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1302] 0 i = 0 VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1302] EXPR 0 \read(iRThreads) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1302] COND TRUE 0 i < iRThreads VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, rPool={61:0}, tPool={63:0}] [L1303] EXPR, FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=0, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))=1, rPool={61:0}, tPool={63:0}] [L1254] 2 int t1 = -1; VAL [data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, t1=-1] [L1255] 2 int t2 = -1; VAL [data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, t1=-1, t2=-1] [L1303] EXPR 0 err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=-2147479552, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))=-2147479552, pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))=1, rPool={61:0}, tPool={63:0}] [L1303] COND TRUE 0 0 != (err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))) VAL [\old(argc)=3, \read(iRThreads)=536936448, \read(iTThreads)=1, argc=3, argv={-2147483648:0}, argv={-2147483648:0}, data1Lock={31:0}, data1Value=0, data2Lock={15:0}, data2Value=0, err=-2147479552, i=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))=-2147479552, pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0))=1, rPool={61:0}, tPool={63:0}] [L1246] 1 data1Value = 1 VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}] [L1257] COND FALSE 2 !(data1Value == 0) VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, param={0:0}, t1=-1, t2=-1] [L1261] 2 t1 = data1Value VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, param={0:0}, t1=1, t2=-1] [L1264] 2 t2 = data2Value VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, param={0:0}, t1=1, t2=0] [L1266] COND TRUE 2 t2 != (t1 + 1) VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}, param={0:0}, param={0:0}, t1=1, t2=0] [L1268] CALL 2 reach_error() [L20] COND FALSE 2 !(0) VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}] [L20] 2 __assert_fail ("0", "twostage_3.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [data1Lock={31:0}, data1Value=1, data2Lock={15:0}, data2Value=0, iRThreads={14:0}, iTThreads={13:0}, param={0:0}, param={0:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: funcBThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 271 locations, 33 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 301 ConstructedInterpolants, 0 QuantifiedInterpolants, 491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 785 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 14:08:48,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 14:08:48,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2444d22-144a-4964-b8fc-052e6550a553/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample