./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- 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-b5237d8 [2022-11-22 02:39:40,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:39:40,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:39:40,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:39:40,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:39:40,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:39:40,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:39:40,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:39:40,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:39:40,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:39:40,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:39:40,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:39:40,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:39:40,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:39:40,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:39:40,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:39:40,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:39:40,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:39:40,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:39:40,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:39:40,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:39:40,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:39:40,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:39:40,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:39:40,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:39:40,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:39:40,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:39:40,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:39:40,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:39:40,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:39:40,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:39:40,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:39:40,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:39:40,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:39:40,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:39:40,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:39:40,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:39:40,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:39:40,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:39:40,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:39:40,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:39:40,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-22 02:39:40,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:39:40,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:39:40,713 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:39:40,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:39:40,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:39:40,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:39:40,714 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:39:40,715 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:39:40,715 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:39:40,715 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:39:40,716 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:39:40,716 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:39:40,717 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:39:40,717 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:39:40,717 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:39:40,717 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:39:40,718 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:39:40,718 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:39:40,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:39:40,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:39:40,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:39:40,719 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:39:40,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:39:40,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:39:40,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:39:40,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:39:40,721 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:39:40,721 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:39:40,722 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:39:40,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:39:40,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:39:40,723 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:39:40,723 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:39:40,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:39:40,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:39:40,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:39:40,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:39:40,724 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:39:40,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:39:40,725 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:39:40,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:39:40,725 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:39:40,725 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_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-22 02:39:41,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:39:41,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:39:41,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:39:41,065 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:39:41,066 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:39:41,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-22 02:39:44,241 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:39:44,622 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:39:44,622 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-22 02:39:44,649 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/c4075d196/57f693c2b27f41dc9d560923a4dacec2/FLAGc280cb5fb [2022-11-22 02:39:44,666 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/c4075d196/57f693c2b27f41dc9d560923a4dacec2 [2022-11-22 02:39:44,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:39:44,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:39:44,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:39:44,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:39:44,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:39:44,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:39:44" (1/1) ... [2022-11-22 02:39:44,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75670660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:44, skipping insertion in model container [2022-11-22 02:39:44,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:39:44" (1/1) ... [2022-11-22 02:39:44,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:39:44,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:39:44,914 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:39:45,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-22 02:39:45,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:39:45,581 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) [2022-11-22 02:39:45,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40c9f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:45, skipping insertion in model container [2022-11-22 02:39:45,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:39:45,583 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:39:45,585 INFO L158 Benchmark]: Toolchain (without parser) took 912.81ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 108.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 02:39:45,586 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:39:45,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.06ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 108.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 02:39:45,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.06ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 108.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. 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_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- 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-b5237d8 [2022-11-22 02:39:47,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:39:47,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:39:47,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:39:47,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:39:47,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:39:47,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:39:47,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:39:47,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:39:47,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:39:47,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:39:47,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:39:47,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:39:47,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:39:47,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:39:47,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:39:47,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:39:47,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:39:47,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:39:47,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:39:47,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:39:47,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:39:47,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:39:47,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:39:47,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:39:47,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:39:47,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:39:47,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:39:47,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:39:47,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:39:47,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:39:47,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:39:47,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:39:47,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:39:47,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:39:47,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:39:47,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:39:47,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:39:47,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:39:47,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:39:47,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:39:47,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-22 02:39:47,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:39:47,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:39:47,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:39:47,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:39:47,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:39:47,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:39:47,884 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:39:47,884 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:39:47,884 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:39:47,884 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:39:47,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:39:47,886 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:39:47,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:39:47,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:39:47,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:39:47,887 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:39:47,887 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:39:47,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:39:47,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:39:47,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:39:47,888 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:39:47,888 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:39:47,889 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:39:47,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:39:47,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:39:47,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:39:47,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:39:47,890 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:39:47,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:39:47,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:39:47,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:39:47,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:39:47,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:39:47,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:39:47,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:39:47,892 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:39:47,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:39:47,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:39:47,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:39:47,893 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_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-22 02:39:48,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:39:48,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:39:48,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:39:48,281 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:39:48,283 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:39:48,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-22 02:39:51,480 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:39:51,871 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:39:51,872 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-22 02:39:51,905 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/848799a20/0cbbbc4f82394312b3cd7add00690683/FLAG04cabf231 [2022-11-22 02:39:51,930 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/data/848799a20/0cbbbc4f82394312b3cd7add00690683 [2022-11-22 02:39:51,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:39:51,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:39:51,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:39:51,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:39:51,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:39:51,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:39:51" (1/1) ... [2022-11-22 02:39:51,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdbc557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:51, skipping insertion in model container [2022-11-22 02:39:51,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:39:51" (1/1) ... [2022-11-22 02:39:51,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:39:52,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:39:52,138 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:39:52,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-22 02:39:52,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:39:52,741 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-22 02:39:52,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:39:52,758 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:39:52,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-22 02:39:52,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:39:52,854 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:39:52,865 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:39:52,936 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-22 02:39:52,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:39:53,117 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:39:53,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53 WrapperNode [2022-11-22 02:39:53,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:39:53,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:39:53,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:39:53,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:39:53,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,224 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-22 02:39:53,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:39:53,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:39:53,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:39:53,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:39:53,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:39:53,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:39:53,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:39:53,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:39:53,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (1/1) ... [2022-11-22 02:39:53,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:39:53,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:39:53,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:39:53,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760e5160-b62b-4b40-b5bf-446f6a1bad15/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-22 02:39:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-22 02:39:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:39:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:39:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:39:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:39:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-22 02:39:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-22 02:39:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-22 02:39:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:39:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-22 02:39:53,406 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-22 02:39:53,848 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:39:53,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:39:54,567 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:39:54,648 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:39:54,648 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:39:54,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:39:54 BoogieIcfgContainer [2022-11-22 02:39:54,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:39:54,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:39:54,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:39:54,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:39:54,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:39:51" (1/3) ... [2022-11-22 02:39:54,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be79dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:39:54, skipping insertion in model container [2022-11-22 02:39:54,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:39:53" (2/3) ... [2022-11-22 02:39:54,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be79dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:39:54, skipping insertion in model container [2022-11-22 02:39:54,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:39:54" (3/3) ... [2022-11-22 02:39:54,663 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-11-22 02:39:54,681 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:39:54,682 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-22 02:39:54,682 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-22 02:39:54,798 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-22 02:39:54,859 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-22 02:39:54,890 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-22 02:39:54,896 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-22 02:39:54,897 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-22 02:39:55,054 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-22 02:39:55,055 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-22 02:39:55,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 291 conditions, 282 events. 8/282 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 731 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 142. Up to 4 conditions per place. [2022-11-22 02:39:55,068 INFO L119 LiptonReduction]: Number of co-enabled transitions 7144 [2022-11-22 02:41:11,875 WARN L233 SmtUtils]: Spent 6.58s on a formula simplification. DAG size of input: 115 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:41:19,693 WARN L233 SmtUtils]: Spent 5.84s on a formula simplification. DAG size of input: 115 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:41:28,683 WARN L233 SmtUtils]: Spent 6.98s on a formula simplification. DAG size of input: 114 DAG size of output: 113 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:41:36,638 WARN L233 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 114 DAG size of output: 113 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:42:39,959 WARN L233 SmtUtils]: Spent 40.66s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:43:10,592 WARN L233 SmtUtils]: Spent 30.63s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:43:41,173 WARN L233 SmtUtils]: Spent 30.58s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:44:08,241 WARN L233 SmtUtils]: Spent 27.07s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:46:02,944 WARN L233 SmtUtils]: Spent 33.68s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:46:36,766 WARN L233 SmtUtils]: Spent 33.82s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:47:18,216 WARN L233 SmtUtils]: Spent 41.45s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:47:58,817 WARN L233 SmtUtils]: Spent 40.60s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:48:50,857 WARN L233 SmtUtils]: Spent 32.51s on a formula simplification. DAG size of input: 220 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:49:06,996 WARN L233 SmtUtils]: Spent 16.14s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:49:38,455 WARN L233 SmtUtils]: Spent 31.46s on a formula simplification. DAG size of input: 220 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:49:53,454 WARN L233 SmtUtils]: Spent 15.00s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:53:04,321 WARN L233 SmtUtils]: Spent 3.17m on a formula simplification. DAG size of input: 261 DAG size of output: 246 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:54:28,917 WARN L233 SmtUtils]: Spent 1.41m on a formula simplification that was a NOOP. DAG size: 242 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)