./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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 c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- 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 02:49:42,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:49:42,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:49:42,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:49:42,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:49:42,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:49:42,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:49:42,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:49:42,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:49:42,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:49:42,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:49:42,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:49:42,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:49:42,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:49:42,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:49:42,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:49:42,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:49:42,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:49:42,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:49:42,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:49:42,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:49:42,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:49:42,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:49:42,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:49:42,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:49:42,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:49:42,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:49:42,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:49:42,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:49:42,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:49:42,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:49:42,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:49:42,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:49:42,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:49:42,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:49:42,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:49:42,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:49:42,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:49:42,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:49:42,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:49:42,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:49:42,751 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-22 02:49:42,780 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:49:42,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:49:42,781 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:49:42,781 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:49:42,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:49:42,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:49:42,783 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:49:42,783 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:49:42,783 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:49:42,783 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:49:42,784 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:49:42,785 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:49:42,785 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:49:42,785 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:49:42,785 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:49:42,786 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:49:42,786 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:49:42,786 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:49:42,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:49:42,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:49:42,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:49:42,787 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:49:42,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:49:42,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:49:42,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:49:42,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:49:42,789 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:49:42,789 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:49:42,789 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:49:42,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:49:42,790 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:49:42,790 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:49:42,790 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:49:42,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:49:42,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:49:42,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:49:42,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:49:42,791 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:49:42,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:49:42,792 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:49:42,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:49:42,793 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:49:42,793 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-22 02:49:43,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:49:43,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:49:43,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:49:43,155 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:49:43,156 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:49:43,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-22 02:49:46,093 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:49:46,455 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:49:46,456 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-22 02:49:46,515 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/74faaddc0/77d806084af7474eb4451bfa9fbe847b/FLAGbbf0d6fbf [2022-11-22 02:49:46,535 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/74faaddc0/77d806084af7474eb4451bfa9fbe847b [2022-11-22 02:49:46,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:49:46,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:49:46,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:49:46,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:49:46,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:49:46,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:49:46" (1/1) ... [2022-11-22 02:49:46,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1836ae22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:46, skipping insertion in model container [2022-11-22 02:49:46,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:49:46" (1/1) ... [2022-11-22 02:49:46,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:49:46,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:49:46,824 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:49:47,496 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-22 02:49:47,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:49:47,545 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 02:49:47,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ff3f92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:47, skipping insertion in model container [2022-11-22 02:49:47,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:49:47,547 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:49:47,548 INFO L158 Benchmark]: Toolchain (without parser) took 1006.65ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 94.9MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 02:49:47,549 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 78.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:49:47,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.18ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 94.9MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 02:49:47,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 78.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.18ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 94.9MB in the end (delta: 18.1MB). 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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 c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- 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 02:49:49,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:49:49,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:49:49,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:49:49,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:49:49,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:49:49,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:49:49,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:49:49,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:49:49,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:49:49,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:49:49,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:49:49,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:49:49,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:49:49,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:49:49,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:49:49,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:49:49,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:49:49,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:49:49,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:49:49,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:49:49,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:49:49,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:49:49,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:49:49,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:49:49,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:49:49,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:49:49,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:49:49,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:49:49,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:49:49,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:49:49,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:49:49,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:49:50,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:49:50,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:49:50,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:49:50,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:49:50,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:49:50,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:49:50,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:49:50,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:49:50,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-22 02:49:50,067 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:49:50,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:49:50,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:49:50,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:49:50,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:49:50,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:49:50,070 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:49:50,070 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:49:50,070 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:49:50,071 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:49:50,072 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:49:50,072 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:49:50,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:49:50,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:49:50,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:49:50,074 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:49:50,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:49:50,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:49:50,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:49:50,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:49:50,076 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:49:50,076 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:49:50,076 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:49:50,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:49:50,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:49:50,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:49:50,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:49:50,078 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:49:50,078 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:49:50,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:49:50,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:49:50,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:49:50,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:49:50,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:49:50,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:49:50,080 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:49:50,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:49:50,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:49:50,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:49:50,081 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-22 02:49:50,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:49:50,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:49:50,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:49:50,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:49:50,512 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:49:50,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-22 02:49:53,740 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:49:54,139 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:49:54,140 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-22 02:49:54,169 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/906b0f1b0/102df9982374443c87940542fcc70fff/FLAG62eac927a [2022-11-22 02:49:54,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/data/906b0f1b0/102df9982374443c87940542fcc70fff [2022-11-22 02:49:54,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:49:54,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:49:54,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:49:54,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:49:54,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:49:54,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:49:54" (1/1) ... [2022-11-22 02:49:54,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cad39e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:54, skipping insertion in model container [2022-11-22 02:49:54,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:49:54" (1/1) ... [2022-11-22 02:49:54,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:49:54,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:49:54,493 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:49:55,102 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-22 02:49:55,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:49:55,194 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-22 02:49:55,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:49:55,218 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:49:55,255 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-22 02:49:55,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:49:55,272 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:49:55,283 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 02:49:55,344 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_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-22 02:49:55,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:49:55,481 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:49:55,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55 WrapperNode [2022-11-22 02:49:55,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:49:55,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:49:55,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:49:55,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:49:55,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,560 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-22 02:49:55,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:49:55,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:49:55,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:49:55,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:49:55,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,599 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:49:55,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:49:55,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:49:55,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:49:55,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (1/1) ... [2022-11-22 02:49:55,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:49:55,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:49:55,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:49:55,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0d6c5f-dd21-4dca-bd27-ec6234f7ca60/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:49:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-22 02:49:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:49:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:49:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:49:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:49:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-22 02:49:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-22 02:49:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-22 02:49:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:49:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-22 02:49:55,712 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 02:49:56,089 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:49:56,091 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:49:56,786 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:49:56,856 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:49:56,857 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:49:56,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:49:56 BoogieIcfgContainer [2022-11-22 02:49:56,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:49:56,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:49:56,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:49:56,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:49:56,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:49:54" (1/3) ... [2022-11-22 02:49:56,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7804fbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:49:56, skipping insertion in model container [2022-11-22 02:49:56,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:49:55" (2/3) ... [2022-11-22 02:49:56,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7804fbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:49:56, skipping insertion in model container [2022-11-22 02:49:56,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:49:56" (3/3) ... [2022-11-22 02:49:56,872 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2022-11-22 02:49:56,891 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:49:56,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-22 02:49:56,892 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-22 02:49:57,015 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-22 02:49:57,062 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-22 02:49:57,081 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-22 02:49:57,086 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-22 02:49:57,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-22 02:49:57,257 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-22 02:49:57,259 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-22 02:49:57,265 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 723 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 02:49:57,273 INFO L119 LiptonReduction]: Number of co-enabled transitions 6612 [2022-11-22 02:50:53,768 WARN L233 SmtUtils]: Spent 5.51s 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) [2022-11-22 02:52:10,623 WARN L233 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 133 DAG size of output: 125 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:52:20,946 WARN L233 SmtUtils]: Spent 6.95s on a formula simplification. DAG size of input: 133 DAG size of output: 125 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:52:49,317 WARN L233 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:52:54,822 WARN L233 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:54:07,545 WARN L233 SmtUtils]: Spent 42.13s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:54:45,213 WARN L233 SmtUtils]: Spent 37.67s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:55:41,464 WARN L233 SmtUtils]: Spent 56.25s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:56:34,989 WARN L233 SmtUtils]: Spent 53.52s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:57:12,143 WARN L233 SmtUtils]: Spent 36.68s on a formula simplification. DAG size of input: 213 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:57:30,852 WARN L233 SmtUtils]: Spent 18.71s 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 02:58:17,844 WARN L233 SmtUtils]: Spent 46.98s on a formula simplification. DAG size of input: 213 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 02:58:43,606 WARN L233 SmtUtils]: Spent 25.76s 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 03:01:39,541 WARN L233 SmtUtils]: Spent 2.93m on a formula simplification. DAG size of input: 254 DAG size of output: 246 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 03:03:11,280 WARN L233 SmtUtils]: Spent 1.53m 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)