./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- 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-2329fc7 [2022-12-14 09:56:51,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:56:51,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:56:51,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:56:51,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:56:51,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:56:51,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:56:51,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:56:51,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:56:51,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:56:51,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:56:51,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:56:51,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:56:51,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:56:51,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:56:51,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:56:51,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:56:51,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:56:51,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:56:51,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:56:51,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:56:51,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:56:51,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:56:51,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:56:51,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:56:51,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:56:51,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:56:51,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:56:51,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:56:51,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:56:51,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:56:51,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:56:51,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:56:51,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:56:51,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:56:51,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:56:51,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:56:51,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:56:51,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:56:51,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:56:51,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:56:51,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 09:56:51,781 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:56:51,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:56:51,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:56:51,782 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:56:51,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:56:51,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:56:51,783 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:56:51,783 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:56:51,784 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:56:51,785 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:56:51,785 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:56:51,785 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:56:51,785 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:56:51,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:56:51,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:56:51,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:56:51,787 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:56:51,788 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:56:51,788 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:56:51,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:56:51,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:56:51,788 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:56:51,789 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:56:51,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:56:51,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:56:51,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:56:51,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:56:51,790 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:56:51,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:56:51,790 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:56:51,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:56:51,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:56:51,790 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_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-12-14 09:56:51,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:56:51,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:56:51,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:56:51,993 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:56:51,994 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:56:51,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-14 09:56:54,624 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:56:54,818 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:56:54,818 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-14 09:56:54,829 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/48c6e3ff1/b7c9cf0692994d25b356f82c0a7e5cdb/FLAGc2e7dd9a9 [2022-12-14 09:56:54,839 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/48c6e3ff1/b7c9cf0692994d25b356f82c0a7e5cdb [2022-12-14 09:56:54,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:56:54,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:56:54,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:56:54,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:56:54,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:56:54,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:56:54" (1/1) ... [2022-12-14 09:56:54,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b7e1e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:56:54, skipping insertion in model container [2022-12-14 09:56:54,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:56:54" (1/1) ... [2022-12-14 09:56:54,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:56:54,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:56:55,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:56:55,245 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) [2022-12-14 09:56:55,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c79e635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:56:55, skipping insertion in model container [2022-12-14 09:56:55,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:56:55,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 09:56:55,247 INFO L158 Benchmark]: Toolchain (without parser) took 404.38ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 74.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 09:56:55,248 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 127.9MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:56:55,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.76ms. Allocated memory is still 127.9MB. Free memory was 89.5MB in the beginning and 74.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 09:56:55,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 127.9MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.76ms. Allocated memory is still 127.9MB. Free memory was 89.5MB in the beginning and 74.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1239]: 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_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- 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-2329fc7 [2022-12-14 09:56:56,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:56:56,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:56:56,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:56:56,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:56:56,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:56:56,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:56:56,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:56:56,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:56:56,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:56:56,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:56:56,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:56:56,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:56:56,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:56:56,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:56:56,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:56:56,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:56:56,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:56:56,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:56:56,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:56:56,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:56:56,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:56:56,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:56:56,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:56:56,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:56:56,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:56:56,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:56:56,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:56:56,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:56:56,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:56:56,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:56:56,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:56:56,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:56:56,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:56:56,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:56:56,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:56:56,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:56:56,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:56:56,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:56:56,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:56:56,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:56:56,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 09:56:56,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:56:56,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:56:56,625 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:56:56,626 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:56:56,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:56:56,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:56:56,626 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:56:56,626 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:56:56,627 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:56:56,627 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:56:56,627 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:56:56,627 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:56:56,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:56:56,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:56:56,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:56:56,628 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:56:56,628 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:56:56,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:56:56,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:56:56,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 09:56:56,630 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 09:56:56,630 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:56:56,630 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:56:56,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:56:56,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 09:56:56,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:56:56,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:56:56,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:56:56,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:56:56,632 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 09:56:56,632 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 09:56:56,632 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:56:56,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 09:56:56,632 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_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-12-14 09:56:56,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:56:56,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:56:56,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:56:56,857 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:56:56,857 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:56:56,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-14 09:56:59,416 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:56:59,588 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:56:59,588 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-14 09:56:59,599 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/1b3f3f8a2/5f90bd7ed2e54af781e9939c6e8e6a41/FLAGe02f2e271 [2022-12-14 09:56:59,610 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/data/1b3f3f8a2/5f90bd7ed2e54af781e9939c6e8e6a41 [2022-12-14 09:56:59,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:56:59,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:56:59,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:56:59,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:56:59,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:56:59,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:56:59" (1/1) ... [2022-12-14 09:56:59,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20fa3007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:56:59, skipping insertion in model container [2022-12-14 09:56:59,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:56:59" (1/1) ... [2022-12-14 09:56:59,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:56:59,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:57:00,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:57:00,086 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 09:57:00,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:57:00,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:57:00,124 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 09:57:00,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:57:00,217 INFO L208 MainTranslator]: Completed translation [2022-12-14 09:57:00,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00 WrapperNode [2022-12-14 09:57:00,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:57:00,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 09:57:00,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 09:57:00,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 09:57:00,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,255 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2022-12-14 09:57:00,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 09:57:00,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 09:57:00,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 09:57:00,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 09:57:00,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 09:57:00,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 09:57:00,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 09:57:00,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 09:57:00,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (1/1) ... [2022-12-14 09:57:00,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:57:00,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:57:00,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 09:57:00,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908cf0e8-b2c2-4971-bec2-62a2efc1df96/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 09:57:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 09:57:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 09:57:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 09:57:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 09:57:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 09:57:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 09:57:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 09:57:00,338 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 09:57:00,463 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 09:57:00,464 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 09:57:00,832 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 09:57:00,837 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 09:57:00,838 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 09:57:00,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:57:00 BoogieIcfgContainer [2022-12-14 09:57:00,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 09:57:00,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 09:57:00,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 09:57:00,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 09:57:00,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 09:56:59" (1/3) ... [2022-12-14 09:57:00,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce775ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:57:00, skipping insertion in model container [2022-12-14 09:57:00,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:00" (2/3) ... [2022-12-14 09:57:00,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce775ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:57:00, skipping insertion in model container [2022-12-14 09:57:00,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:57:00" (3/3) ... [2022-12-14 09:57:00,849 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-12-14 09:57:00,862 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 09:57:00,863 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-12-14 09:57:00,863 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 09:57:00,918 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-14 09:57:00,944 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 09:57:00,955 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 149 transitions, 303 flow [2022-12-14 09:57:00,957 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 149 transitions, 303 flow [2022-12-14 09:57:00,958 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 149 transitions, 303 flow [2022-12-14 09:57:01,016 INFO L130 PetriNetUnfolder]: 0/148 cut-off events. [2022-12-14 09:57:01,017 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-14 09:57:01,020 INFO L83 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 148 events. 0/148 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-12-14 09:57:01,022 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924 [2022-12-14 09:58:30,056 WARN L233 SmtUtils]: Spent 44.42s on a formula simplification. DAG size of input: 163 DAG size of output: 159 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:58:50,993 WARN L233 SmtUtils]: Spent 20.94s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:59:30,328 WARN L233 SmtUtils]: Spent 39.33s on a formula simplification. DAG size of input: 163 DAG size of output: 159 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 09:59:47,791 WARN L233 SmtUtils]: Spent 17.46s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:00:53,178 WARN L233 SmtUtils]: Spent 1.03m on a formula simplification. DAG size of input: 213 DAG size of output: 200 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:01:17,607 WARN L233 SmtUtils]: Spent 24.43s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:02:27,318 WARN L233 SmtUtils]: Spent 1.16m on a formula simplification. DAG size of input: 213 DAG size of output: 200 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:02:48,606 WARN L233 SmtUtils]: Spent 21.29s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:03:02,443 WARN L233 SmtUtils]: Spent 7.38s on a formula simplification. DAG size of input: 228 DAG size of output: 227 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:06:17,822 WARN L233 SmtUtils]: Spent 3.20m on a formula simplification. DAG size of input: 223 DAG size of output: 222 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:07:45,514 WARN L233 SmtUtils]: Spent 1.46m on a formula simplification that was a NOOP. DAG size: 218 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 10:11:08,480 WARN L233 SmtUtils]: Spent 3.38m on a formula simplification. DAG size of input: 223 DAG size of output: 222 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)