./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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 32bit --witnessprinter.graph.data.programhash 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:37:36,598 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:37:36,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-19 07:37:36,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:37:36,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:37:36,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:37:36,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:37:36,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:37:36,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:37:36,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:37:36,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:37:36,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:37:36,758 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:37:36,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:37:36,760 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:37:36,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:37:36,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:37:36,761 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:37:36,762 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:37:36,762 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:37:36,762 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:37:36,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:37:36,763 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:37:36,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:37:36,764 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:37:36,765 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:37:36,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:37:36,766 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:37:36,767 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:37:36,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:36,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:37:36,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:37:36,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:37:36,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:37:36,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:37:36,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:37:36,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:37:36,770 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:37:36,770 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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 [2023-11-19 07:37:37,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:37:37,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:37:37,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:37:37,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:37:37,179 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:37:37,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 07:37:40,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:37:40,584 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:37:40,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 07:37:40,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/d504fa5a2/9783e00a8c394043a0face217745111d/FLAG18ab9d77b [2023-11-19 07:37:40,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/d504fa5a2/9783e00a8c394043a0face217745111d [2023-11-19 07:37:40,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:37:40,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:37:40,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:40,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:37:40,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:37:40,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:40" (1/1) ... [2023-11-19 07:37:40,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4895d826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:40, skipping insertion in model container [2023-11-19 07:37:40,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:40" (1/1) ... [2023-11-19 07:37:40,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:40,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:40,989 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 07:37:40,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e43d7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:40, skipping insertion in model container [2023-11-19 07:37:40,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:40,991 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:37:40,993 INFO L158 Benchmark]: Toolchain (without parser) took 355.51ms. Allocated memory is still 146.8MB. Free memory was 115.4MB in the beginning and 104.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:37:40,994 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:37:40,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.31ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 104.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:37:40,996 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.31ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 104.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 125]: 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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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 32bit --witnessprinter.graph.data.programhash 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:37:43,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:37:43,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-19 07:37:43,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:37:43,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:37:43,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:37:43,680 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:37:43,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:37:43,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:37:43,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:37:43,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:37:43,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:37:43,686 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:37:43,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:37:43,689 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:37:43,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:37:43,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:37:43,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:37:43,696 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:37:43,697 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:37:43,698 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:37:43,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:37:43,699 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:37:43,699 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:37:43,700 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:37:43,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:37:43,700 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:37:43,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:37:43,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:37:43,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:37:43,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:37:43,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:43,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:37:43,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:37:43,705 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:37:43,706 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:37:43,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:37:43,706 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:37:43,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:37:43,708 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:37:43,708 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:37:43,708 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_d2987ffc-e7db-486d-a2ad-82f65c6752b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 [2023-11-19 07:37:44,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:37:44,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:37:44,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:37:44,126 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:37:44,127 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:37:44,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 07:37:47,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:37:47,787 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:37:47,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 07:37:47,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/ddf4a6ca5/4882d9155a7c448695c59942f15efcc9/FLAG50be6ef88 [2023-11-19 07:37:47,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/data/ddf4a6ca5/4882d9155a7c448695c59942f15efcc9 [2023-11-19 07:37:47,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:37:47,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:37:47,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:47,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:37:47,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:37:47,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:47" (1/1) ... [2023-11-19 07:37:47,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f48b4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:47, skipping insertion in model container [2023-11-19 07:37:47,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:47" (1/1) ... [2023-11-19 07:37:47,862 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:48,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:48,189 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 07:37:48,195 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:48,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:48,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:37:48,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:48,349 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:48,354 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:37:48,362 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:37:48,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48 WrapperNode [2023-11-19 07:37:48,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:48,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:48,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:37:48,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:37:48,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,461 INFO L138 Inliner]: procedures = 30, calls = 81, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 404 [2023-11-19 07:37:48,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:48,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:37:48,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:37:48,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:37:48,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:37:48,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:37:48,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:37:48,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:37:48,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (1/1) ... [2023-11-19 07:37:48,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:48,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:37:48,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:37:48,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2987ffc-e7db-486d-a2ad-82f65c6752b5/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:37:48,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:37:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 07:37:48,673 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 07:37:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 07:37:48,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 07:37:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 07:37:48,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 07:37:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 07:37:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 07:37:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:37:48,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:37:48,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:37:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:37:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:37:48,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:37:48,678 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:37:48,832 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:37:48,835 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:37:50,194 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:37:50,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:37:50,534 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 07:37:50,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:50 BoogieIcfgContainer [2023-11-19 07:37:50,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:37:50,552 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:37:50,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:37:50,556 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:37:50,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:37:47" (1/3) ... [2023-11-19 07:37:50,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6567ac81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:50, skipping insertion in model container [2023-11-19 07:37:50,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:48" (2/3) ... [2023-11-19 07:37:50,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6567ac81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:50, skipping insertion in model container [2023-11-19 07:37:50,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:50" (3/3) ... [2023-11-19 07:37:50,560 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons-eq.wvr.c [2023-11-19 07:37:50,583 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:37:50,583 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 58 error locations. [2023-11-19 07:37:50,584 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:37:50,797 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-19 07:37:50,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 456 places, 483 transitions, 987 flow [2023-11-19 07:37:51,064 INFO L124 PetriNetUnfolderBase]: 37/480 cut-off events. [2023-11-19 07:37:51,065 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-19 07:37:51,075 INFO L83 FinitePrefix]: Finished finitePrefix Result has 493 conditions, 480 events. 37/480 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 793 event pairs, 0 based on Foata normal form. 0/385 useless extension candidates. Maximal degree in co-relation 366. Up to 2 conditions per place. [2023-11-19 07:37:51,075 INFO L82 GeneralOperation]: Start removeDead. Operand has 456 places, 483 transitions, 987 flow [2023-11-19 07:37:51,087 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 448 places, 475 transitions, 968 flow [2023-11-19 07:37:51,091 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:37:51,102 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 448 places, 475 transitions, 968 flow [2023-11-19 07:37:51,106 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 448 places, 475 transitions, 968 flow [2023-11-19 07:37:51,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 448 places, 475 transitions, 968 flow [2023-11-19 07:37:51,249 INFO L124 PetriNetUnfolderBase]: 37/475 cut-off events. [2023-11-19 07:37:51,249 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-19 07:37:51,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 488 conditions, 475 events. 37/475 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 788 event pairs, 0 based on Foata normal form. 0/381 useless extension candidates. Maximal degree in co-relation 366. Up to 2 conditions per place. [2023-11-19 07:37:51,263 INFO L119 LiptonReduction]: Number of co-enabled transitions 11872