./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b 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_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP --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 dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:08:29,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:08:29,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-06 22:08:29,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:08:29,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:08:29,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:08:29,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:08:29,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:08:29,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:08:29,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:08:29,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:08:29,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:08:29,523 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:08:29,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:08:29,525 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:08:29,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:08:29,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:08:29,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:08:29,527 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:08:29,527 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:08:29,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:08:29,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:08:29,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:08:29,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:08:29,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:08:29,530 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:08:29,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:08:29,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:08:29,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:08:29,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:29,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:08:29,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:08:29,535 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:08:29,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:08:29,535 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:08:29,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:08:29,536 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:08:29,536 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:08:29,536 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_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2023-11-06 22:08:29,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:08:29,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:08:29,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:08:29,856 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:08:29,857 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:08:29,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2023-11-06 22:08:33,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:08:33,716 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:08:33,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2023-11-06 22:08:33,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/900fe9df1/e1db8679dddf4c4392bd95338a92e18c/FLAG418c0aeb0 [2023-11-06 22:08:33,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/900fe9df1/e1db8679dddf4c4392bd95338a92e18c [2023-11-06 22:08:33,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:08:33,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:08:33,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:33,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:08:33,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:08:33,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e04e88f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33, skipping insertion in model container [2023-11-06 22:08:33,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:34,186 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:08:34,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:34,909 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-06 22:08:34,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c5ab05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:34, skipping insertion in model container [2023-11-06 22:08:34,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:34,920 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 22:08:34,923 INFO L158 Benchmark]: Toolchain (without parser) took 1029.89ms. Allocated memory is still 174.1MB. Free memory was 132.2MB in the beginning and 113.9MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:08:34,923 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:08:34,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1026.87ms. Allocated memory is still 174.1MB. Free memory was 132.2MB in the beginning and 113.9MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:08:34,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1026.87ms. Allocated memory is still 174.1MB. Free memory was 132.2MB in the beginning and 113.9MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: 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_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP --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 dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:08:37,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:08:37,922 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-06 22:08:37,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:08:37,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:08:37,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:08:37,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:08:37,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:08:37,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:08:37,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:08:37,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:08:37,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:08:37,999 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:08:38,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:08:38,002 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:08:38,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:08:38,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:08:38,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:08:38,004 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:08:38,006 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:08:38,006 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:08:38,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:08:38,008 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:08:38,008 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:08:38,009 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:08:38,009 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:08:38,010 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:08:38,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:08:38,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:08:38,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:08:38,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:08:38,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:38,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:08:38,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:08:38,015 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:08:38,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:08:38,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:08:38,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:08:38,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:08:38,018 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:08:38,018 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:08:38,019 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_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2023-11-06 22:08:38,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:08:38,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:08:38,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:08:38,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:08:38,552 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:08:38,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2023-11-06 22:08:42,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:08:42,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:08:42,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2023-11-06 22:08:42,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/a16115792/1952364bea464ad3818f51f1c6687ccd/FLAG23b2d11da [2023-11-06 22:08:42,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/data/a16115792/1952364bea464ad3818f51f1c6687ccd [2023-11-06 22:08:42,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:08:42,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:08:42,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:42,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:08:42,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:08:42,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:42" (1/1) ... [2023-11-06 22:08:42,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dac9e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:42, skipping insertion in model container [2023-11-06 22:08:42,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:42" (1/1) ... [2023-11-06 22:08:42,791 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:43,014 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:08:43,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:43,860 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 22:08:43,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:43,886 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:08:44,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:44,043 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:08:44,056 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:08:44,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:44,262 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:08:44,263 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:08:44,263 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:08:44,270 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:08:44,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44 WrapperNode [2023-11-06 22:08:44,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:44,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:44,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:08:44,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:08:44,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,361 INFO L138 Inliner]: procedures = 472, calls = 49, calls flagged for inlining = 11, calls inlined = 14, statements flattened = 126 [2023-11-06 22:08:44,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:44,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:08:44,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:08:44,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:08:44,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,474 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,483 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:08:44,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:08:44,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:08:44,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:08:44,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (1/1) ... [2023-11-06 22:08:44,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:44,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:44,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:08:44,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3592410-a9e5-46fd-a70a-9765d49cf088/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:08:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:08:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:08:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:08:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 22:08:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:08:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:08:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:08:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:08:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:08:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 22:08:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-06 22:08:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-06 22:08:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:08:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 22:08:44,617 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:08:44,982 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:08:44,984 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:08:45,679 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:08:45,706 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:08:45,706 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:08:45,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:45 BoogieIcfgContainer [2023-11-06 22:08:45,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:08:45,714 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:08:45,746 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:08:45,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:08:45,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:08:42" (1/3) ... [2023-11-06 22:08:45,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ac3aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:45, skipping insertion in model container [2023-11-06 22:08:45,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:44" (2/3) ... [2023-11-06 22:08:45,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ac3aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:45, skipping insertion in model container [2023-11-06 22:08:45,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:45" (3/3) ... [2023-11-06 22:08:45,757 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2023-11-06 22:08:45,780 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:08:45,780 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2023-11-06 22:08:45,780 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:08:45,933 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-06 22:08:45,998 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 223 places, 227 transitions, 468 flow [2023-11-06 22:08:46,187 INFO L124 PetriNetUnfolderBase]: 14/295 cut-off events. [2023-11-06 22:08:46,190 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:08:46,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 304 conditions, 295 events. 14/295 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 801 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 147. Up to 4 conditions per place. [2023-11-06 22:08:46,199 INFO L82 GeneralOperation]: Start removeDead. Operand has 223 places, 227 transitions, 468 flow [2023-11-06 22:08:46,217 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 221 places, 225 transitions, 462 flow [2023-11-06 22:08:46,223 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:08:46,241 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 225 transitions, 462 flow [2023-11-06 22:08:46,247 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 225 transitions, 462 flow [2023-11-06 22:08:46,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 221 places, 225 transitions, 462 flow [2023-11-06 22:08:46,358 INFO L124 PetriNetUnfolderBase]: 14/295 cut-off events. [2023-11-06 22:08:46,358 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:08:46,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 304 conditions, 295 events. 14/295 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 798 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 147. Up to 4 conditions per place. [2023-11-06 22:08:46,367 INFO L119 LiptonReduction]: Number of co-enabled transitions 6916 [2023-11-06 22:09:22,710 WARN L293 SmtUtils]: Spent 9.58s on a formula simplification. DAG size of input: 120 DAG size of output: 119 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:09:33,854 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification. DAG size of input: 120 DAG size of output: 119 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:10:06,999 WARN L293 SmtUtils]: Spent 6.78s on a formula simplification. DAG size of input: 135 DAG size of output: 127 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:10:15,767 WARN L293 SmtUtils]: Spent 5.57s on a formula simplification. DAG size of input: 135 DAG size of output: 127 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:10:45,245 WARN L293 SmtUtils]: Spent 24.29s on a formula simplification that was a NOOP. DAG size: 201 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:11:09,956 WARN L293 SmtUtils]: Spent 24.71s on a formula simplification that was a NOOP. DAG size: 201 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:11:25,364 WARN L293 SmtUtils]: Spent 15.40s on a formula simplification that was a NOOP. DAG size: 201 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:11:39,118 WARN L293 SmtUtils]: Spent 13.75s on a formula simplification that was a NOOP. DAG size: 201 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:12:00,643 WARN L293 SmtUtils]: Spent 15.97s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:12:23,679 WARN L293 SmtUtils]: Spent 23.03s on a formula simplification that was a NOOP. DAG size: 198 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:12:50,523 WARN L293 SmtUtils]: Spent 26.84s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)