./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:21,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:21,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-11-19 07:36:21,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:21,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:21,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:21,254 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:21,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:21,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:36:21,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:36:21,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:21,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:21,257 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:21,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:21,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:21,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:21,264 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:36:21,268 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:36:21,268 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:36:21,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:36:21,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:36:21,271 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:36:21,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:21,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:21,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:21,275 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:36:21,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:21,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:21,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:36:21,276 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:36:21,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:36:21,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:36:21,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:36:21,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:36:21,279 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:36:21,279 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2023-11-19 07:36:21,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:21,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:21,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:21,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:21,704 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:21,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-19 07:36:24,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:25,397 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:25,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-19 07:36:25,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/4a5e97af6/63a4ff59048f422187c9d809a10f8c03/FLAG6999916f2 [2023-11-19 07:36:25,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/4a5e97af6/63a4ff59048f422187c9d809a10f8c03 [2023-11-19 07:36:25,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:25,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:25,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:25,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:25,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:25,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:25" (1/1) ... [2023-11-19 07:36:25,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c25178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:25, skipping insertion in model container [2023-11-19 07:36:25,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:25" (1/1) ... [2023-11-19 07:36:25,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:26,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:27,040 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) [2023-11-19 07:36:27,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6045a670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:27, skipping insertion in model container [2023-11-19 07:36:27,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:27,044 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:36:27,046 INFO L158 Benchmark]: Toolchain (without parser) took 1563.65ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 127.5MB in the end (delta: 8.9MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2023-11-19 07:36:27,046 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:27,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1557.12ms. Allocated memory is still 174.1MB. Free memory was 135.6MB in the beginning and 127.5MB in the end (delta: 8.2MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2023-11-19 07:36:27,048 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1557.12ms. Allocated memory is still 174.1MB. Free memory was 135.6MB in the beginning and 127.5MB in the end (delta: 8.2MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2772]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:29,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:29,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-11-19 07:36:29,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:29,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:29,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:29,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:29,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:29,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:36:29,951 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:36:29,952 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:29,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:29,953 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:29,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:29,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:29,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:29,956 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:36:29,957 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:36:29,957 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:36:29,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:36:29,959 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:36:29,963 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:36:29,963 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:36:29,964 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:36:29,964 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:29,965 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:29,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:29,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:36:29,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:29,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:29,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:36:29,969 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:36:29,970 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:36:29,970 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:36:29,970 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:36:29,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:36:29,971 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:36:29,971 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:36:29,972 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2023-11-19 07:36:30,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:30,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:30,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:30,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:30,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:30,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-19 07:36:33,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:34,306 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:34,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-19 07:36:34,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/ae265fb20/dc90254da1074352a92db8711b81a0af/FLAGe39b64101 [2023-11-19 07:36:34,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/data/ae265fb20/dc90254da1074352a92db8711b81a0af [2023-11-19 07:36:34,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:34,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:34,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:34,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:34,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:34,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:34,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4232e890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34, skipping insertion in model container [2023-11-19 07:36:34,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:34,615 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:35,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:35,806 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 07:36:35,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:36,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:36,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:36,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] [2023-11-19 07:36:36,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] [2023-11-19 07:36:36,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:36,664 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:36,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36 WrapperNode [2023-11-19 07:36:36,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:36,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:36,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:36,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:36,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:36,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,064 INFO L138 Inliner]: procedures = 115, calls = 3241, calls flagged for inlining = 42, calls inlined = 41, statements flattened = 4154 [2023-11-19 07:36:37,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:37,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:37,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:37,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:37,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:37,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:37,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:37,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:37,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (1/1) ... [2023-11-19 07:36:37,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:37,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:37,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2023-11-19 07:36:37,604 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2023-11-19 07:36:37,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:36:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 07:36:37,605 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 07:36:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2023-11-19 07:36:37,605 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2023-11-19 07:36:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-19 07:36:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:36:37,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:36:37,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 07:36:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:36:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2023-11-19 07:36:37,608 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2023-11-19 07:36:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:36:37,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:36:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:36:37,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:36:37,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-19 07:36:37,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-19 07:36:37,609 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 07:36:37,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 07:36:37,610 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:36:37,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:36:37,610 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2023-11-19 07:36:37,610 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2023-11-19 07:36:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-19 07:36:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2023-11-19 07:36:37,612 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2023-11-19 07:36:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-19 07:36:37,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-19 07:36:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-19 07:36:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-19 07:36:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-19 07:36:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:36:37,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:36:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:36:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2023-11-19 07:36:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2023-11-19 07:36:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:36:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:36:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:36:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:36:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-19 07:36:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-19 07:36:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-19 07:36:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:36:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2023-11-19 07:36:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2023-11-19 07:36:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-19 07:36:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:36:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 07:36:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:36:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:36:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:36:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 07:36:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 07:36:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:36:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:36:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 07:36:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:36:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-19 07:36:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-19 07:36:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:36:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2023-11-19 07:36:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2023-11-19 07:36:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 07:36:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 07:36:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 07:36:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 07:36:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-19 07:36:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 07:36:37,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 07:36:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2023-11-19 07:36:37,622 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2023-11-19 07:36:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 07:36:37,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-19 07:36:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2023-11-19 07:36:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2023-11-19 07:36:38,150 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:38,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:40,284 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 07:36:59,804 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:59,827 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:59,827 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:36:59,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:59 BoogieIcfgContainer [2023-11-19 07:36:59,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:59,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:59,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:59,852 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:59,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:34" (1/3) ... [2023-11-19 07:36:59,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c75f62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:59, skipping insertion in model container [2023-11-19 07:36:59,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:36" (2/3) ... [2023-11-19 07:36:59,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c75f62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:59, skipping insertion in model container [2023-11-19 07:36:59,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:59" (3/3) ... [2023-11-19 07:36:59,855 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2023-11-19 07:36:59,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:59,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 795 error locations. [2023-11-19 07:36:59,958 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:59,965 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=PETRI_NET, 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;@228cb539, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:59,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 795 error locations. [2023-11-19 07:36:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 1927 states, 942 states have (on average 2.0445859872611467) internal successors, (1926), 1748 states have internal predecessors, (1926), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) [2023-11-19 07:36:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 07:36:59,986 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:59,987 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:59,987 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr556ASSERT_VIOLATIONMEMORY_LEAK === [opl3_set_instrErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-19 07:36:59,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:59,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1094481443, now seen corresponding path program 1 times [2023-11-19 07:37:00,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:00,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695084244] [2023-11-19 07:37:00,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:00,017 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 [2023-11-19 07:37:00,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:00,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:00,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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 (2)] Waiting until timeout for monitored process [2023-11-19 07:37:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:01,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 2954 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:37:01,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:37:01,800 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:37:01,802 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:37:01,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695084244] [2023-11-19 07:37:01,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695084244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:01,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:01,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:37:01,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072420957] [2023-11-19 07:37:01,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:01,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:37:01,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:37:01,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:37:01,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:37:01,857 INFO L87 Difference]: Start difference. First operand has 1927 states, 942 states have (on average 2.0445859872611467) internal successors, (1926), 1748 states have internal predecessors, (1926), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-19 07:37:02,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:02,389 INFO L93 Difference]: Finished difference Result 3004 states and 3517 transitions. [2023-11-19 07:37:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:37:02,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2023-11-19 07:37:02,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:02,434 INFO L225 Difference]: With dead ends: 3004 [2023-11-19 07:37:02,434 INFO L226 Difference]: Without dead ends: 3000 [2023-11-19 07:37:02,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:37:02,440 INFO L413 NwaCegarLoop]: 2246 mSDtfsCounter, 3302 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 5560 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:37:02,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 5560 Invalid, 172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [163 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:37:02,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2023-11-19 07:37:02,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 1925. [2023-11-19 07:37:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1925 states, 941 states have (on average 2.0382571732199786) internal successors, (1918), 1746 states have internal predecessors, (1918), 165 states have call successors, (165), 26 states have call predecessors, (165), 26 states have return successors, (165), 161 states have call predecessors, (165), 165 states have call successors, (165) [2023-11-19 07:37:02,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1925 states and 2248 transitions. [2023-11-19 07:37:02,633 INFO L78 Accepts]: Start accepts. Automaton has 1925 states and 2248 transitions. Word has length 19 [2023-11-19 07:37:02,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:02,638 INFO L495 AbstractCegarLoop]: Abstraction has 1925 states and 2248 transitions. [2023-11-19 07:37:02,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-19 07:37:02,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2248 transitions. [2023-11-19 07:37:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 07:37:02,643 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:02,643 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:02,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:37:02,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:02,867 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr548REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [opl3_set_instrErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, opl3_set_instrErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 792 more)] === [2023-11-19 07:37:02,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:02,868 INFO L85 PathProgramCache]: Analyzing trace with hash 823475095, now seen corresponding path program 1 times [2023-11-19 07:37:02,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:02,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143667496] [2023-11-19 07:37:02,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:02,874 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 [2023-11-19 07:37:02,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:02,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:02,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62271522-9606-4aff-bb83-55fda856cf75/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:04,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 2963 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:37:04,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:04,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 07:37:04,812 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:37:04,812 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:37:04,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143667496] [2023-11-19 07:37:04,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143667496] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:04,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:04,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:37:04,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829325275] [2023-11-19 07:37:04,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:04,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:37:04,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:37:04,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:37:04,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:37:04,816 INFO L87 Difference]: Start difference. First operand 1925 states and 2248 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)