./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 e04fb08f 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8 --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 --- [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-e04fb08 [2022-11-16 11:24:15,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:24:15,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:24:15,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:24:15,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:24:15,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:24:15,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:24:15,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:24:15,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:24:15,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:24:15,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:24:15,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:24:15,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:24:15,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:24:15,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:24:15,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:24:15,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:24:15,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:24:15,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:24:15,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:24:15,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:24:15,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:24:15,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:24:15,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:24:15,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:24:15,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:24:15,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:24:15,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:24:15,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:24:15,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:24:15,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:24:15,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:24:15,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:24:15,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:24:15,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:24:15,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:24:15,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:24:15,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:24:15,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:24:15,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:24:15,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:24:15,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:24:15,454 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:24:15,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:24:15,455 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:24:15,455 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:24:15,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:24:15,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:24:15,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:24:15,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:24:15,457 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:24:15,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:24:15,458 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:24:15,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:24:15,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:24:15,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:24:15,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:24:15,459 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:24:15,459 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:24:15,460 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:24:15,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:24:15,460 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:24:15,460 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:24:15,461 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:24:15,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:24:15,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:24:15,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:24:15,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:24:15,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:24:15,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:24:15,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:24:15,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:24:15,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2022-11-16 11:24:15,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:24:15,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:24:15,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:24:15,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:24:15,764 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:24:15,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-16 11:24:15,855 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/ad4a11887/5a8f82156f3044b9936e5f995ce99287/FLAG9c4312fc2 [2022-11-16 11:24:16,623 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:24:16,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-16 11:24:16,652 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/ad4a11887/5a8f82156f3044b9936e5f995ce99287/FLAG9c4312fc2 [2022-11-16 11:24:16,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/ad4a11887/5a8f82156f3044b9936e5f995ce99287 [2022-11-16 11:24:16,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:24:16,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:24:16,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:24:16,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:24:16,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:24:16,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:24:16" (1/1) ... [2022-11-16 11:24:16,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2180b133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:16, skipping insertion in model container [2022-11-16 11:24:16,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:24:16" (1/1) ... [2022-11-16 11:24:16,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:24:16,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:24:17,046 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:24:17,675 WARN L229 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-16 11:24:17,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:24:17,728 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) [2022-11-16 11:24:17,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23b4042d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:17, skipping insertion in model container [2022-11-16 11:24:17,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:24:17,729 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:24:17,730 INFO L158 Benchmark]: Toolchain (without parser) took 957.69ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 64.3MB in the end (delta: 6.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:24:17,731 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 18.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:24:17,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.43ms. Allocated memory is still 96.5MB. Free memory was 70.4MB in the beginning and 64.3MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:24:17,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 18.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.43ms. Allocated memory is still 96.5MB. Free memory was 70.4MB in the beginning and 64.3MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8 --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 --- [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-e04fb08 [2022-11-16 11:24:19,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:24:19,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:24:19,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:24:19,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:24:19,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:24:19,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:24:19,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:24:19,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:24:19,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:24:19,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:24:19,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:24:19,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:24:19,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:24:19,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:24:19,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:24:19,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:24:19,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:24:19,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:24:19,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:24:19,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:24:19,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:24:19,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:24:19,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:24:19,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:24:19,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:24:19,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:24:19,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:24:19,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:24:19,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:24:19,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:24:19,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:24:19,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:24:19,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:24:19,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:24:19,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:24:19,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:24:19,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:24:19,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:24:19,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:24:19,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:24:20,002 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:24:20,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:24:20,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:24:20,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:24:20,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:24:20,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:24:20,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:24:20,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:24:20,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:24:20,035 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:24:20,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:24:20,036 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:24:20,037 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:24:20,037 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:24:20,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:24:20,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:24:20,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:24:20,038 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:24:20,038 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:24:20,038 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:24:20,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:24:20,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:24:20,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:24:20,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:24:20,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:24:20,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:24:20,039 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:24:20,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:24:20,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:24:20,040 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2022-11-16 11:24:20,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:24:20,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:24:20,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:24:20,491 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:24:20,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:24:20,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-16 11:24:20,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/d1138ec7a/363a5af129c54083a58213d283f7a1b7/FLAGe7da969d6 [2022-11-16 11:24:21,228 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:24:21,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-16 11:24:21,258 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/d1138ec7a/363a5af129c54083a58213d283f7a1b7/FLAGe7da969d6 [2022-11-16 11:24:21,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/data/d1138ec7a/363a5af129c54083a58213d283f7a1b7 [2022-11-16 11:24:21,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:24:21,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:24:21,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:24:21,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:24:21,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:24:21,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:24:21" (1/1) ... [2022-11-16 11:24:21,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca1b023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:21, skipping insertion in model container [2022-11-16 11:24:21,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:24:21" (1/1) ... [2022-11-16 11:24:21,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:24:21,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:24:21,705 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:24:22,292 WARN L229 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-16 11:24:22,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:24:22,379 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 11:24:22,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:24:22,403 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:24:22,460 WARN L229 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-16 11:24:22,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:24:22,499 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:24:22,511 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:24:22,583 WARN L229 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_2f0b5f00-9389-4d11-878f-e12c7c2b9648/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-16 11:24:22,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:24:22,743 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:24:22,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22 WrapperNode [2022-11-16 11:24:22,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:24:22,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:24:22,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:24:22,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:24:22,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,827 INFO L138 Inliner]: procedures = 472, calls = 48, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 113 [2022-11-16 11:24:22,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:24:22,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:24:22,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:24:22,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:24:22,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,876 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:24:22,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:24:22,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:24:22,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:24:22,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (1/1) ... [2022-11-16 11:24:22,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:24:22,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:24:22,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:24:22,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0b5f00-9389-4d11-878f-e12c7c2b9648/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:24:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 11:24:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:24:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:24:22,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:24:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:24:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-16 11:24:22,985 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-16 11:24:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:24:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:24:22,986 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:24:23,446 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:24:23,448 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:24:23,986 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:24:24,007 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:24:24,007 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:24:24,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:24:24 BoogieIcfgContainer [2022-11-16 11:24:24,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:24:24,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:24:24,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:24:24,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:24:24,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:24:21" (1/3) ... [2022-11-16 11:24:24,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77444005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:24:24, skipping insertion in model container [2022-11-16 11:24:24,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:24:22" (2/3) ... [2022-11-16 11:24:24,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77444005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:24:24, skipping insertion in model container [2022-11-16 11:24:24,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:24:24" (3/3) ... [2022-11-16 11:24:24,022 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2022-11-16 11:24:24,055 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:24:24,056 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2022-11-16 11:24:24,056 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:24:24,163 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-16 11:24:24,201 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 11:24:24,215 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 205 places, 205 transitions, 426 flow [2022-11-16 11:24:24,218 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 205 places, 205 transitions, 426 flow [2022-11-16 11:24:24,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 205 places, 205 transitions, 426 flow [2022-11-16 11:24:24,342 INFO L130 PetriNetUnfolder]: 8/262 cut-off events. [2022-11-16 11:24:24,359 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-16 11:24:24,370 INFO L83 FinitePrefix]: Finished finitePrefix Result has 271 conditions, 262 events. 8/262 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 643 event pairs, 0 based on Foata normal form. 0/194 useless extension candidates. Maximal degree in co-relation 139. Up to 4 conditions per place. [2022-11-16 11:24:24,374 INFO L119 LiptonReduction]: Number of co-enabled transitions 5024 [2022-11-16 11:26:03,103 WARN L233 SmtUtils]: Spent 6.59s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:26:12,122 WARN L233 SmtUtils]: Spent 7.08s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:27:39,863 WARN L233 SmtUtils]: Spent 6.92s on a formula simplification. DAG size of input: 132 DAG size of output: 124 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:27:50,776 WARN L233 SmtUtils]: Spent 7.25s on a formula simplification. DAG size of input: 132 DAG size of output: 124 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:28:11,597 WARN L233 SmtUtils]: Spent 16.89s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:28:30,303 WARN L233 SmtUtils]: Spent 18.70s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:28:38,995 WARN L233 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:28:47,640 WARN L233 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:32:21,245 WARN L233 SmtUtils]: Spent 3.56m on a formula simplification. DAG size of input: 255 DAG size of output: 251 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:33:59,448 WARN L233 SmtUtils]: Spent 1.64m on a formula simplification that was a NOOP. DAG size: 245 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:37:43,164 WARN L233 SmtUtils]: Spent 3.73m on a formula simplification. DAG size of input: 255 DAG size of output: 251 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:39:15,879 WARN L233 SmtUtils]: Spent 1.55m on a formula simplification that was a NOOP. DAG size: 245 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:39:36,705 WARN L233 SmtUtils]: Spent 20.49s on a formula simplification that was a NOOP. DAG size: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)