./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur --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 ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- 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-38b53e6 [2022-11-26 01:05:46,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:05:46,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:05:46,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:05:46,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:05:46,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:05:46,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:05:46,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:05:46,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:05:46,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:05:46,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:05:46,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:05:46,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:05:46,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:05:46,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:05:46,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:05:46,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:05:46,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:05:46,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:05:46,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:05:46,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:05:46,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:05:46,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:05:46,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:05:46,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:05:46,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:05:46,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:05:46,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:05:46,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:05:46,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:05:46,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:05:46,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:05:46,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:05:46,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:05:46,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:05:46,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:05:46,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:05:46,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:05:46,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:05:46,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:05:46,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:05:46,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-26 01:05:46,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:05:46,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:05:46,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:05:46,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:05:46,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:05:46,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:05:46,813 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:05:46,813 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:05:46,814 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:05:46,814 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 01:05:46,815 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:05:46,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:05:46,816 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 01:05:46,816 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 01:05:46,816 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:05:46,817 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 01:05:46,817 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 01:05:46,817 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 01:05:46,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 01:05:46,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 01:05:46,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:05:46,820 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 01:05:46,820 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:05:46,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 01:05:46,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 01:05:46,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:05:46,822 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 01:05:46,822 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 01:05:46,823 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 01:05:46,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:05:46,823 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 01:05:46,824 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 01:05:46,824 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:05:46,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:05:46,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:05:46,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:05:46,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:05:46,825 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 01:05:46,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:05:46,826 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 01:05:46,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 01:05:46,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:05:46,827 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_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-26 01:05:47,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:05:47,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:05:47,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:05:47,179 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:05:47,179 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:05:47,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-26 01:05:50,283 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:05:50,627 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:05:50,633 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-26 01:05:50,660 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/ba526ba7b/ff5dc06d5b1b4cdbbb22ff09317ce53a/FLAG70b996a8e [2022-11-26 01:05:50,677 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/ba526ba7b/ff5dc06d5b1b4cdbbb22ff09317ce53a [2022-11-26 01:05:50,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:05:50,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:05:50,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:05:50,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:05:50,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:05:50,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:05:50" (1/1) ... [2022-11-26 01:05:50,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f78b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:50, skipping insertion in model container [2022-11-26 01:05:50,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:05:50" (1/1) ... [2022-11-26 01:05:50,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:05:50,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:05:51,346 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-26 01:05:51,363 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:51,364 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:51,365 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:51,366 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:51,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:05:51,437 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) [2022-11-26 01:05:51,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c05dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:51, skipping insertion in model container [2022-11-26 01:05:51,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:05:51,439 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 01:05:51,441 INFO L158 Benchmark]: Toolchain (without parser) took 757.55ms. Allocated memory is still 163.6MB. Free memory was 115.2MB in the beginning and 99.4MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-26 01:05:51,441 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 01:05:51,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.25ms. Allocated memory is still 163.6MB. Free memory was 115.1MB in the beginning and 99.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-26 01:05:51,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.25ms. Allocated memory is still 163.6MB. Free memory was 115.1MB in the beginning and 99.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: 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_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur --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 ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- 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-38b53e6 [2022-11-26 01:05:53,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:05:53,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:05:53,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:05:53,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:05:53,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:05:53,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:05:53,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:05:53,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:05:53,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:05:53,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:05:53,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:05:53,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:05:53,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:05:53,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:05:53,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:05:53,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:05:53,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:05:53,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:05:53,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:05:53,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:05:53,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:05:53,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:05:53,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:05:53,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:05:53,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:05:53,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:05:53,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:05:53,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:05:53,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:05:53,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:05:53,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:05:53,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:05:53,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:05:53,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:05:53,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:05:53,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:05:53,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:05:53,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:05:53,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:05:53,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:05:53,907 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-26 01:05:53,951 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:05:53,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:05:53,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:05:53,953 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:05:53,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:05:53,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:05:53,954 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:05:53,954 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:05:53,954 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:05:53,955 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:05:53,956 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:05:53,956 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:05:53,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 01:05:53,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 01:05:53,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:05:53,957 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 01:05:53,958 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:05:53,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 01:05:53,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 01:05:53,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:05:53,958 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 01:05:53,959 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 01:05:53,959 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 01:05:53,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:05:53,959 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 01:05:53,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 01:05:53,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 01:05:53,960 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 01:05:53,960 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:05:53,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:05:53,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 01:05:53,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:05:53,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:05:53,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:05:53,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:05:53,962 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 01:05:53,962 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 01:05:53,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:05:53,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 01:05:53,963 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_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-26 01:05:54,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:05:54,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:05:54,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:05:54,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:05:54,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:05:54,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-26 01:05:57,442 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:05:57,799 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:05:57,805 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-26 01:05:57,825 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/5f2ab649e/82c0822955da4fd498df45b3bb73a64b/FLAGd61123ec4 [2022-11-26 01:05:57,844 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/data/5f2ab649e/82c0822955da4fd498df45b3bb73a64b [2022-11-26 01:05:57,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:05:57,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:05:57,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:05:57,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:05:57,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:05:57,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:05:57" (1/1) ... [2022-11-26 01:05:57,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292203b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:57, skipping insertion in model container [2022-11-26 01:05:57,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:05:57" (1/1) ... [2022-11-26 01:05:57,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:05:57,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:05:58,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-26 01:05:58,495 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,496 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,496 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,497 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:05:58,573 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-26 01:05:58,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:05:58,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-26 01:05:58,680 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,681 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,700 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,701 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:05:58,733 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 01:05:58,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-26 01:05:58,785 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,791 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,791 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,792 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 01:05:58,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:05:58,892 INFO L208 MainTranslator]: Completed translation [2022-11-26 01:05:58,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58 WrapperNode [2022-11-26 01:05:58,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:05:58,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 01:05:58,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 01:05:58,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 01:05:58,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:58,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:58,993 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2022-11-26 01:05:58,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 01:05:58,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 01:05:58,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 01:05:58,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 01:05:59,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,059 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 01:05:59,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 01:05:59,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 01:05:59,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 01:05:59,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (1/1) ... [2022-11-26 01:05:59,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:05:59,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:05:59,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 01:05:59,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2967014-bf1e-40b4-8ad2-83b6d8c2795b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 01:05:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-26 01:05:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 01:05:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 01:05:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 01:05:59,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-26 01:05:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 01:05:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-26 01:05:59,153 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-26 01:05:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 01:05:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 01:05:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 01:05:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-26 01:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-26 01:05:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 01:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 01:05:59,158 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-26 01:05:59,389 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 01:05:59,391 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 01:06:00,059 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 01:06:00,067 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 01:06:00,067 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-26 01:06:00,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:06:00 BoogieIcfgContainer [2022-11-26 01:06:00,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 01:06:00,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 01:06:00,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 01:06:00,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 01:06:00,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 01:05:57" (1/3) ... [2022-11-26 01:06:00,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b218cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:06:00, skipping insertion in model container [2022-11-26 01:06:00,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:05:58" (2/3) ... [2022-11-26 01:06:00,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b218cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:06:00, skipping insertion in model container [2022-11-26 01:06:00,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:06:00" (3/3) ... [2022-11-26 01:06:00,102 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-11-26 01:06:00,136 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 01:06:00,136 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-11-26 01:06:00,136 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-26 01:06:00,324 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-26 01:06:00,373 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-26 01:06:00,398 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-26 01:06:00,401 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-26 01:06:00,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 218 places, 239 transitions, 486 flow [2022-11-26 01:06:00,556 INFO L130 PetriNetUnfolder]: 26/263 cut-off events. [2022-11-26 01:06:00,557 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-26 01:06:00,563 INFO L83 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 263 events. 26/263 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 850 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 130. Up to 4 conditions per place. [2022-11-26 01:06:00,567 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-26 01:07:20,810 WARN L233 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:07:26,022 WARN L233 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:08:44,750 WARN L233 SmtUtils]: Spent 24.23s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:09:19,790 WARN L233 SmtUtils]: Spent 35.04s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:09:47,533 WARN L233 SmtUtils]: Spent 27.74s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:10:14,485 WARN L233 SmtUtils]: Spent 26.95s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:10:30,370 WARN L233 SmtUtils]: Spent 15.29s on a formula simplification. DAG size of input: 158 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:10:38,235 WARN L233 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:10:51,936 WARN L233 SmtUtils]: Spent 13.70s on a formula simplification. DAG size of input: 158 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:10:58,962 WARN L233 SmtUtils]: Spent 7.02s 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) [2022-11-26 01:11:14,500 WARN L233 SmtUtils]: Spent 15.54s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:11:22,328 WARN L233 SmtUtils]: Spent 7.83s 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) [2022-11-26 01:11:35,938 WARN L233 SmtUtils]: Spent 13.61s on a formula simplification. DAG size of input: 174 DAG size of output: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:11:43,087 WARN L233 SmtUtils]: Spent 7.15s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:12:50,506 WARN L233 SmtUtils]: Spent 1.12m on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:13:21,070 WARN L233 SmtUtils]: Spent 30.56s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:14:22,799 WARN L233 SmtUtils]: Spent 1.03m on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:14:56,780 WARN L233 SmtUtils]: Spent 33.98s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:09,146 WARN L233 SmtUtils]: Spent 12.36s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:14,575 WARN L233 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:24,916 WARN L233 SmtUtils]: Spent 10.34s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:30,686 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:45,921 WARN L233 SmtUtils]: Spent 15.23s on a formula simplification. DAG size of input: 170 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:15:54,579 WARN L233 SmtUtils]: Spent 8.66s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:16:08,106 WARN L233 SmtUtils]: Spent 13.52s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:16:16,681 WARN L233 SmtUtils]: Spent 8.57s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 01:20:00,880 WARN L233 SmtUtils]: Spent 3.67m on a formula simplification. DAG size of input: 228 DAG size of output: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)