./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:04:14,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:04:14,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:04:14,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:04:14,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:04:14,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:04:14,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:04:14,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:04:14,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:04:14,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:04:14,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:04:14,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:04:14,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:04:14,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:04:14,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:04:14,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:04:14,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:04:14,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:04:14,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:04:14,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:04:14,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:04:14,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:04:14,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:04:14,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:04:14,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:04:14,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:04:14,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:04:14,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:04:14,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:04:14,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:04:14,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:04:14,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:04:14,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:04:14,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:04:14,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:04:14,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:04:14,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:04:14,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:04:14,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:04:14,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:04:14,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:04:14,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:04:14,675 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:04:14,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:04:14,679 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:04:14,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:04:14,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:04:14,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:04:14,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:04:14,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:04:14,681 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:04:14,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:04:14,683 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:04:14,683 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:04:14,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:04:14,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:04:14,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:04:14,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:04:14,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:04:14,685 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:04:14,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:04:14,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:04:14,685 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:04:14,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:04:14,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:04:14,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:04:14,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:04:14,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:04:14,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:04:14,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:04:14,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:04:14,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:04:14,688 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_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-11-16 11:04:15,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:04:15,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:04:15,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:04:15,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:04:15,072 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:04:15,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-16 11:04:15,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b5864b6a/f028df32fa964f268dd36bcdce453745/FLAG3d69405f3 [2022-11-16 11:04:15,942 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:04:15,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-16 11:04:15,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b5864b6a/f028df32fa964f268dd36bcdce453745/FLAG3d69405f3 [2022-11-16 11:04:16,128 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b5864b6a/f028df32fa964f268dd36bcdce453745 [2022-11-16 11:04:16,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:04:16,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:04:16,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:04:16,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:04:16,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:04:16,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:04:16" (1/1) ... [2022-11-16 11:04:16,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6385926d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:16, skipping insertion in model container [2022-11-16 11:04:16,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:04:16" (1/1) ... [2022-11-16 11:04:16,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:04:16,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:04:16,819 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-16 11:04:16,847 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:16,847 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:16,847 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:16,848 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:16,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:04:16,919 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-16 11:04:16,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@177b0aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:16, skipping insertion in model container [2022-11-16 11:04:16,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:04:16,920 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:04:16,923 INFO L158 Benchmark]: Toolchain (without parser) took 787.79ms. Allocated memory is still 136.3MB. Free memory was 98.4MB in the beginning and 106.3MB in the end (delta: -7.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:04:16,924 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory was 117.0MB in the beginning and 116.9MB in the end (delta: 146.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:04:16,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.32ms. Allocated memory is still 136.3MB. Free memory was 98.3MB in the beginning and 106.3MB in the end (delta: -8.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:04:16,926 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory was 117.0MB in the beginning and 116.9MB in the end (delta: 146.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.32ms. Allocated memory is still 136.3MB. Free memory was 98.3MB in the beginning and 106.3MB in the end (delta: -8.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1058]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:04:19,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:04:19,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:04:19,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:04:19,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:04:19,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:04:19,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:04:19,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:04:19,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:04:19,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:04:19,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:04:19,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:04:19,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:04:19,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:04:19,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:04:19,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:04:19,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:04:19,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:04:19,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:04:19,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:04:19,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:04:19,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:04:19,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:04:19,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:04:19,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:04:19,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:04:19,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:04:19,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:04:19,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:04:19,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:04:19,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:04:19,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:04:19,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:04:19,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:04:19,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:04:19,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:04:19,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:04:19,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:04:19,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:04:19,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:04:19,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:04:19,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:04:19,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:04:19,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:04:19,692 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:04:19,693 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:04:19,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:04:19,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:04:19,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:04:19,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:04:19,697 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:04:19,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:04:19,698 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:04:19,699 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:04:19,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:04:19,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:04:19,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:04:19,700 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:04:19,701 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:04:19,701 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:04:19,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:04:19,701 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:04:19,702 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:04:19,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:04:19,702 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:04:19,702 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:04:19,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:04:19,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:04:19,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:04:19,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:04:19,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:04:19,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:04:19,705 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:04:19,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:04:19,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:04:19,706 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_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-11-16 11:04:20,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:04:20,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:04:20,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:04:20,225 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:04:20,229 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:04:20,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-16 11:04:20,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b1483741/eedd70d8417648ff99a7224a7ee97ef3/FLAGa458bf644 [2022-11-16 11:04:21,177 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:04:21,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-16 11:04:21,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b1483741/eedd70d8417648ff99a7224a7ee97ef3/FLAGa458bf644 [2022-11-16 11:04:21,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/data/6b1483741/eedd70d8417648ff99a7224a7ee97ef3 [2022-11-16 11:04:21,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:04:21,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:04:21,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:04:21,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:04:21,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:04:21,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:04:21" (1/1) ... [2022-11-16 11:04:21,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7628dcba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:21, skipping insertion in model container [2022-11-16 11:04:21,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:04:21" (1/1) ... [2022-11-16 11:04:21,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:04:21,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:04:22,226 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-16 11:04:22,255 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,256 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,257 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,258 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:04:22,369 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 11:04:22,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:04:22,423 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-16 11:04:22,427 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,428 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,428 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,429 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:04:22,455 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:04:22,492 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-16 11:04:22,496 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,496 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,497 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,498 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 11:04:22,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:04:22,647 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:04:22,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22 WrapperNode [2022-11-16 11:04:22,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:04:22,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:04:22,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:04:22,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:04:22,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,783 INFO L138 Inliner]: procedures = 283, calls = 51, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 219 [2022-11-16 11:04:22,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:04:22,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:04:22,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:04:22,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:04:22,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,876 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:04:22,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:04:22,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:04:22,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:04:22,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (1/1) ... [2022-11-16 11:04:22,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:04:22,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:04:22,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:04:22,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aee72e5e-8225-49de-848d-1e99fd64a6dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:04:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:04:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:04:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:04:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:04:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:04:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 11:04:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 11:04:23,011 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:04:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:04:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:04:23,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:04:23,013 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-16 11:04:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-16 11:04:23,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:04:23,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:04:23,016 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:04:23,395 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:04:23,398 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:04:24,485 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:04:24,497 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:04:24,497 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-16 11:04:24,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:04:24 BoogieIcfgContainer [2022-11-16 11:04:24,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:04:24,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:04:24,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:04:24,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:04:24,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:04:21" (1/3) ... [2022-11-16 11:04:24,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c92f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:04:24, skipping insertion in model container [2022-11-16 11:04:24,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:04:22" (2/3) ... [2022-11-16 11:04:24,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c92f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:04:24, skipping insertion in model container [2022-11-16 11:04:24,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:04:24" (3/3) ... [2022-11-16 11:04:24,512 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2022-11-16 11:04:24,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:04:24,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2022-11-16 11:04:24,538 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:04:24,769 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-16 11:04:24,833 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 11:04:24,856 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 274 places, 298 transitions, 604 flow [2022-11-16 11:04:24,859 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 274 places, 298 transitions, 604 flow [2022-11-16 11:04:24,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 274 places, 298 transitions, 604 flow [2022-11-16 11:04:25,081 INFO L130 PetriNetUnfolder]: 29/322 cut-off events. [2022-11-16 11:04:25,082 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-16 11:04:25,096 INFO L83 FinitePrefix]: Finished finitePrefix Result has 328 conditions, 322 events. 29/322 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 924 event pairs, 0 based on Foata normal form. 0/241 useless extension candidates. Maximal degree in co-relation 185. Up to 4 conditions per place. [2022-11-16 11:04:25,102 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-16 11:05:41,636 WARN L233 SmtUtils]: Spent 5.98s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:05:47,618 WARN L233 SmtUtils]: Spent 5.98s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:05:53,845 WARN L233 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:06:14,219 WARN L233 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 106 DAG size of output: 101 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:06:25,292 WARN L233 SmtUtils]: Spent 6.59s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:06:37,533 WARN L233 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:06:43,895 WARN L233 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:06:54,847 WARN L233 SmtUtils]: Spent 5.19s on a formula simplification. DAG size of input: 114 DAG size of output: 104 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:07:19,384 WARN L233 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:07:26,690 WARN L233 SmtUtils]: Spent 7.30s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:07:35,759 WARN L233 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:07:42,424 WARN L233 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:12:02,993 WARN L233 SmtUtils]: Spent 3.78m on a formula simplification. DAG size of input: 224 DAG size of output: 216 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:14:00,622 WARN L233 SmtUtils]: Spent 1.96m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:17:39,775 WARN L233 SmtUtils]: Spent 3.65m on a formula simplification. DAG size of input: 224 DAG size of output: 216 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:22,548 WARN L233 SmtUtils]: Spent 1.71m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:28,551 WARN L233 SmtUtils]: Spent 6.00s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:34,633 WARN L233 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)