./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:59:06,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:59:06,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-06 22:59:06,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:59:06,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:59:07,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:59:07,023 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:59:07,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:59:07,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:59:07,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:59:07,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:59:07,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:59:07,032 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:59:07,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:59:07,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:59:07,035 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:59:07,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:59:07,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:59:07,036 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:59:07,037 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:59:07,037 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:59:07,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:59:07,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:59:07,040 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:59:07,040 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:59:07,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:59:07,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:59:07,042 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:59:07,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:59:07,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:59:07,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:59:07,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:59:07,045 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:59:07,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:59:07,046 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:59:07,046 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:59:07,046 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:59:07,047 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:59:07,047 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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2023-11-06 22:59:07,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:59:07,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:59:07,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:59:07,403 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:59:07,403 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:59:07,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-06 22:59:10,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:59:10,995 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:59:10,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-06 22:59:11,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/3f33b3615/ac7884d223804e2284191a6aadd2c780/FLAGf97ec7eb3 [2023-11-06 22:59:11,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/3f33b3615/ac7884d223804e2284191a6aadd2c780 [2023-11-06 22:59:11,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:59:11,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:59:11,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:11,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:59:11,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:59:11,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:11" (1/1) ... [2023-11-06 22:59:11,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a96a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:11, skipping insertion in model container [2023-11-06 22:59:11,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:11" (1/1) ... [2023-11-06 22:59:11,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:59:11,305 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:59:11,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:12,009 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 22:59:12,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37446b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:12, skipping insertion in model container [2023-11-06 22:59:12,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:12,011 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 22:59:12,013 INFO L158 Benchmark]: Toolchain (without parser) took 960.04ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 94.3MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 22:59:12,014 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 153.1MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:59:12,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 954.63ms. Allocated memory is still 153.1MB. Free memory was 114.0MB in the beginning and 94.7MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:59:12,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 153.1MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 954.63ms. Allocated memory is still 153.1MB. Free memory was 114.0MB in the beginning and 94.7MB in the end (delta: 19.3MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:59:14,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:59:14,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-06 22:59:14,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:59:14,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:59:14,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:59:14,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:59:14,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:59:14,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:59:14,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:59:14,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:59:14,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:59:14,732 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:59:14,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:59:14,734 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:59:14,734 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:59:14,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:59:14,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:59:14,736 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:59:14,737 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:59:14,737 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:59:14,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:59:14,738 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:59:14,739 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:59:14,739 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:59:14,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:59:14,740 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:59:14,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:59:14,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:59:14,742 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:59:14,743 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:59:14,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:59:14,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:59:14,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:59:14,744 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:59:14,745 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:59:14,745 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:59:14,745 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:59:14,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:59:14,746 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:59:14,747 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:59:14,747 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_9738cce3-76d3-4aba-8a20-6498ae4ff11d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2023-11-06 22:59:15,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:59:15,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:59:15,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:59:15,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:59:15,215 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:59:15,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-06 22:59:18,420 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:59:18,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:59:18,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-06 22:59:18,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/f6c888035/4b2043271fbb4438ade7cedc4b62e44b/FLAG1d237ce8d [2023-11-06 22:59:18,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/data/f6c888035/4b2043271fbb4438ade7cedc4b62e44b [2023-11-06 22:59:18,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:59:18,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:59:18,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:18,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:59:18,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:59:18,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:18" (1/1) ... [2023-11-06 22:59:18,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2a8b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:18, skipping insertion in model container [2023-11-06 22:59:18,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:18" (1/1) ... [2023-11-06 22:59:19,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:59:19,215 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:59:19,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:19,824 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 22:59:19,843 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:59:19,846 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:59:19,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:19,948 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:59:19,960 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:59:20,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:20,222 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:59:20,223 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:59:20,223 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:59:20,231 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:59:20,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20 WrapperNode [2023-11-06 22:59:20,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:20,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:59:20,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:59:20,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:59:20,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,331 INFO L138 Inliner]: procedures = 473, calls = 64, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 160 [2023-11-06 22:59:20,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:59:20,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:59:20,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:59:20,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:59:20,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:59:20,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:59:20,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:59:20,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:59:20,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (1/1) ... [2023-11-06 22:59:20,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:59:20,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:20,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9738cce3-76d3-4aba-8a20-6498ae4ff11d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:59:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:59:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:59:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:59:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 22:59:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:59:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-06 22:59:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:59:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:59:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:59:20,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:59:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 22:59:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-06 22:59:20,498 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-06 22:59:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:59:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 22:59:20,500 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 22:59:20,898 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:59:20,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:59:21,637 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:59:21,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:59:21,714 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:59:21,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:21 BoogieIcfgContainer [2023-11-06 22:59:21,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:59:21,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:59:21,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:59:21,726 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:59:21,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:59:18" (1/3) ... [2023-11-06 22:59:21,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445dc8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:21, skipping insertion in model container [2023-11-06 22:59:21,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:20" (2/3) ... [2023-11-06 22:59:21,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445dc8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:21, skipping insertion in model container [2023-11-06 22:59:21,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:21" (3/3) ... [2023-11-06 22:59:21,731 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2023-11-06 22:59:21,751 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:59:21,751 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2023-11-06 22:59:21,751 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:59:21,897 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-06 22:59:21,949 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 247 transitions, 508 flow [2023-11-06 22:59:22,157 INFO L124 PetriNetUnfolderBase]: 14/329 cut-off events. [2023-11-06 22:59:22,158 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:59:22,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 338 conditions, 329 events. 14/329 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1014 event pairs, 0 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 164. Up to 4 conditions per place. [2023-11-06 22:59:22,166 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 247 transitions, 508 flow [2023-11-06 22:59:22,187 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 241 places, 245 transitions, 502 flow [2023-11-06 22:59:22,193 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:59:22,210 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 241 places, 245 transitions, 502 flow [2023-11-06 22:59:22,219 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 241 places, 245 transitions, 502 flow [2023-11-06 22:59:22,220 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 241 places, 245 transitions, 502 flow [2023-11-06 22:59:22,315 INFO L124 PetriNetUnfolderBase]: 14/329 cut-off events. [2023-11-06 22:59:22,316 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:59:22,318 INFO L83 FinitePrefix]: Finished finitePrefix Result has 338 conditions, 329 events. 14/329 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1012 event pairs, 0 based on Foata normal form. 0/235 useless extension candidates. Maximal degree in co-relation 164. Up to 4 conditions per place. [2023-11-06 22:59:22,328 INFO L119 LiptonReduction]: Number of co-enabled transitions 9372 [2023-11-06 22:59:48,974 WARN L293 SmtUtils]: Spent 5.29s on a formula simplification. DAG size of input: 109 DAG size of output: 108 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:00:54,478 WARN L293 SmtUtils]: Spent 32.63s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:01:25,698 WARN L293 SmtUtils]: Spent 31.21s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:02:04,104 WARN L293 SmtUtils]: Spent 38.40s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 23:02:36,237 WARN L293 SmtUtils]: Spent 32.13s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)