./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:39:19,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:39:19,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:39:19,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:39:19,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:39:19,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:39:19,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:39:19,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:39:19,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:39:19,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:39:19,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:39:19,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:39:19,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:39:19,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:39:19,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:39:19,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:39:19,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:39:19,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:39:19,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:39:19,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:39:19,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:39:19,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:39:19,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:39:19,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:39:19,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:39:19,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:39:19,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:39:19,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:39:19,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:39:19,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:39:19,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:39:19,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:39:19,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:39:19,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:39:19,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:39:19,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:39:19,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:39:19,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:39:19,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:39:19,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:39:19,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:39:19,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-25 15:39:19,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:39:19,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:39:19,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:39:19,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:39:19,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:39:19,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:39:19,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:39:19,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:39:19,827 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:39:19,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:39:19,828 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:39:19,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:39:19,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:39:19,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:39:19,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:39:19,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 15:39:19,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 15:39:19,830 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 15:39:19,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:39:19,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:39:19,831 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:39:19,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:39:19,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:39:19,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:39:19,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:39:19,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:39:19,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:39:19,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:39:19,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:39:19,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:39:19,834 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:39:19,834 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:39:19,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:39:19,834 INFO L138 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_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2022-11-25 15:39:20,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:39:20,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:39:20,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:39:20,106 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:39:20,107 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:39:20,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 15:39:23,194 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:39:23,525 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:39:23,526 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 15:39:23,543 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/f0dbaa5c7/36cbd3c144ad4ec989386debacec5e5f/FLAGbb6458c1e [2022-11-25 15:39:23,559 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/f0dbaa5c7/36cbd3c144ad4ec989386debacec5e5f [2022-11-25 15:39:23,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:39:23,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:39:23,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:39:23,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:39:23,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:39:23,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:39:23" (1/1) ... [2022-11-25 15:39:23,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f6f503c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:23, skipping insertion in model container [2022-11-25 15:39:23,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:39:23" (1/1) ... [2022-11-25 15:39:23,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:39:23,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:39:24,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 15:39:24,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:39:24,740 ERROR L326 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) [2022-11-25 15:39:24,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@456f057d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:24, skipping insertion in model container [2022-11-25 15:39:24,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:39:24,743 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 15:39:24,744 INFO L158 Benchmark]: Toolchain (without parser) took 1180.33ms. Allocated memory is still 188.7MB. Free memory was 140.5MB in the beginning and 121.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 15:39:24,746 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:39:24,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1177.61ms. Allocated memory is still 188.7MB. Free memory was 140.5MB in the beginning and 121.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 15:39:24,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1177.61ms. Allocated memory is still 188.7MB. Free memory was 140.5MB in the beginning and 121.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1709]: 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_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:39:26,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:39:26,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:39:27,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:39:27,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:39:27,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:39:27,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:39:27,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:39:27,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:39:27,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:39:27,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:39:27,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:39:27,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:39:27,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:39:27,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:39:27,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:39:27,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:39:27,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:39:27,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:39:27,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:39:27,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:39:27,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:39:27,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:39:27,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:39:27,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:39:27,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:39:27,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:39:27,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:39:27,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:39:27,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:39:27,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:39:27,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:39:27,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:39:27,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:39:27,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:39:27,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:39:27,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:39:27,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:39:27,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:39:27,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:39:27,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:39:27,065 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-25 15:39:27,089 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:39:27,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:39:27,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:39:27,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:39:27,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:39:27,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:39:27,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:39:27,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:39:27,092 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:39:27,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:39:27,093 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:39:27,093 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 15:39:27,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:39:27,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:39:27,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:39:27,094 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 15:39:27,095 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 15:39:27,095 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 15:39:27,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:39:27,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:39:27,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 15:39:27,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 15:39:27,096 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:39:27,097 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:39:27,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:39:27,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:39:27,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:39:27,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:39:27,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:39:27,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:39:27,099 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 15:39:27,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 15:39:27,099 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:39:27,100 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:39:27,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:39:27,100 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 15:39:27,100 INFO L138 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_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2022-11-25 15:39:27,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:39:27,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:39:27,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:39:27,527 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:39:27,527 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:39:27,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 15:39:30,525 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:39:30,923 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:39:30,924 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 15:39:30,945 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/8dce81cf6/2660434157d44253aa1c1eed1c50c220/FLAGe0f67e2c3 [2022-11-25 15:39:30,964 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/data/8dce81cf6/2660434157d44253aa1c1eed1c50c220 [2022-11-25 15:39:30,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:39:30,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:39:30,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:39:30,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:39:30,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:39:30,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:39:30" (1/1) ... [2022-11-25 15:39:30,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b75e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:30, skipping insertion in model container [2022-11-25 15:39:30,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:39:30" (1/1) ... [2022-11-25 15:39:30,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:39:31,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:39:32,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 15:39:32,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:39:32,092 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 15:39:32,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:39:32,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 15:39:32,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:39:32,167 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:39:32,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 15:39:32,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:39:32,361 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:39:32,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32 WrapperNode [2022-11-25 15:39:32,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:39:32,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:39:32,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:39:32,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:39:32,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,460 INFO L138 Inliner]: procedures = 486, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 131 [2022-11-25 15:39:32,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:39:32,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:39:32,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:39:32,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:39:32,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,502 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:39:32,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:39:32,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:39:32,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:39:32,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (1/1) ... [2022-11-25 15:39:32,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:39:32,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:39:32,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:39:32,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e30d935-733f-42e0-bd09-e791e9b31da7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:39:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:39:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 15:39:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 15:39:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-25 15:39:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:39:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:39:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:39:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:39:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 15:39:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-25 15:39:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-25 15:39:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:39:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 15:39:32,651 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 15:39:33,130 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:39:33,133 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:39:33,798 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:39:33,806 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:39:33,806 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:39:33,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:33 BoogieIcfgContainer [2022-11-25 15:39:33,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:39:33,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:39:33,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:39:33,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:39:33,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:39:30" (1/3) ... [2022-11-25 15:39:33,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6489f812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:39:33, skipping insertion in model container [2022-11-25 15:39:33,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:39:32" (2/3) ... [2022-11-25 15:39:33,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6489f812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:39:33, skipping insertion in model container [2022-11-25 15:39:33,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:33" (3/3) ... [2022-11-25 15:39:33,818 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2022-11-25 15:39:33,846 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:39:33,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-25 15:39:33,847 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 15:39:33,982 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-25 15:39:34,034 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 239 places, 241 transitions, 498 flow [2022-11-25 15:39:34,160 INFO L130 PetriNetUnfolder]: 10/298 cut-off events. [2022-11-25 15:39:34,161 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 15:39:34,167 INFO L83 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 298 events. 10/298 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 720 event pairs, 0 based on Foata normal form. 0/222 useless extension candidates. Maximal degree in co-relation 171. Up to 4 conditions per place. [2022-11-25 15:39:34,168 INFO L82 GeneralOperation]: Start removeDead. Operand has 239 places, 241 transitions, 498 flow [2022-11-25 15:39:34,175 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 237 places, 239 transitions, 490 flow [2022-11-25 15:39:34,181 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 15:39:34,203 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 237 places, 239 transitions, 490 flow [2022-11-25 15:39:34,208 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 237 places, 239 transitions, 490 flow [2022-11-25 15:39:34,209 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 237 places, 239 transitions, 490 flow [2022-11-25 15:39:34,289 INFO L130 PetriNetUnfolder]: 10/298 cut-off events. [2022-11-25 15:39:34,289 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 15:39:34,290 INFO L83 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 298 events. 10/298 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 720 event pairs, 0 based on Foata normal form. 0/222 useless extension candidates. Maximal degree in co-relation 171. Up to 4 conditions per place. [2022-11-25 15:39:34,295 INFO L119 LiptonReduction]: Number of co-enabled transitions 6440 [2022-11-25 15:40:36,903 WARN L233 SmtUtils]: Spent 7.69s on a formula simplification. DAG size of input: 135 DAG size of output: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:40:47,504 WARN L233 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 135 DAG size of output: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:41:06,497 WARN L233 SmtUtils]: Spent 6.69s on a formula simplification. DAG size of input: 149 DAG size of output: 145 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:41:17,136 WARN L233 SmtUtils]: Spent 7.39s on a formula simplification. DAG size of input: 152 DAG size of output: 142 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:42:00,321 WARN L233 SmtUtils]: Spent 9.86s on a formula simplification. DAG size of input: 154 DAG size of output: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:42:22,504 WARN L233 SmtUtils]: Spent 9.94s on a formula simplification. DAG size of input: 157 DAG size of output: 155 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:42:47,573 WARN L233 SmtUtils]: Spent 11.84s on a formula simplification. DAG size of input: 162 DAG size of output: 160 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:42:52,773 WARN L233 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 159 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:43:35,375 WARN L233 SmtUtils]: Spent 42.60s on a formula simplification that was a NOOP. DAG size: 191 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:44:15,400 WARN L233 SmtUtils]: Spent 40.02s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:46:23,560 WARN L233 SmtUtils]: Spent 2.14m on a formula simplification. DAG size of input: 205 DAG size of output: 203 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:47:21,336 WARN L233 SmtUtils]: Spent 57.77s on a formula simplification that was a NOOP. DAG size: 195 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:48:09,264 WARN L233 SmtUtils]: Spent 47.73s on a formula simplification. DAG size of input: 236 DAG size of output: 228 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:48:32,063 WARN L233 SmtUtils]: Spent 22.80s on a formula simplification that was a NOOP. DAG size: 222 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:49:39,815 WARN L233 SmtUtils]: Spent 1.13m on a formula simplification. DAG size of input: 247 DAG size of output: 239 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:50:11,523 WARN L233 SmtUtils]: Spent 31.71s on a formula simplification that was a NOOP. DAG size: 233 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 15:53:41,813 WARN L233 SmtUtils]: Spent 3.49m on a formula simplification. DAG size of input: 272 DAG size of output: 257 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)