./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.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_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/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_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/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_53349442-f93f-45fb-98cd-bd36e6291bd2/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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- 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 12:02:52,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:02:52,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:02:52,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:02:52,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:02:52,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:02:52,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:02:52,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:02:52,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:02:52,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:02:52,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:02:52,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:02:52,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:02:52,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:02:52,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:02:52,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:02:52,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:02:52,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:02:52,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:02:52,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:02:52,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:02:52,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:02:52,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:02:52,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:02:52,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:02:52,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:02:52,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:02:52,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:02:52,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:02:52,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:02:52,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:02:52,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:02:52,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:02:52,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:02:52,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:02:52,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:02:52,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:02:52,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:02:52,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:02:52,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:02:52,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:02:52,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 12:02:52,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:02:52,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:02:52,869 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:02:52,869 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:02:52,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:02:52,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:02:52,869 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:02:52,870 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:02:52,870 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:02:52,870 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:02:52,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 12:02:52,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 12:02:52,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:02:52,871 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:02:52,871 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:02:52,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:02:52,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:02:52,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:02:52,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:02:52,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:02:52,873 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:02:52,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:02:52,873 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:02:52,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:02:52,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:02:52,873 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_53349442-f93f-45fb-98cd-bd36e6291bd2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2022-12-14 12:02:53,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:02:53,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:02:53,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:02:53,048 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:02:53,048 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:02:53,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 12:02:55,605 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:02:55,821 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:02:55,822 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 12:02:55,835 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/373447334/fc202e33befc4af3ab725be8f4ceddd3/FLAG5da7a6da3 [2022-12-14 12:02:55,846 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/373447334/fc202e33befc4af3ab725be8f4ceddd3 [2022-12-14 12:02:55,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:02:55,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:02:55,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:02:55,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:02:55,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:02:55,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:02:55" (1/1) ... [2022-12-14 12:02:55,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb181d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:02:55, skipping insertion in model container [2022-12-14 12:02:55,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:02:55" (1/1) ... [2022-12-14 12:02:55,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:02:55,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:02:56,258 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_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 12:02:56,270 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:02:56,270 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:02:56,270 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:02:56,271 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:02:56,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:02:56,317 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 12:02:56,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6af3d11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:02:56, skipping insertion in model container [2022-12-14 12:02:56,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:02:56,318 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 12:02:56,319 INFO L158 Benchmark]: Toolchain (without parser) took 469.48ms. Allocated memory is still 157.3MB. Free memory was 125.0MB in the beginning and 108.4MB in the end (delta: 16.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 12:02:56,319 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 91.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:02:56,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.69ms. Allocated memory is still 157.3MB. Free memory was 123.9MB in the beginning and 108.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 12:02:56,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 91.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.69ms. Allocated memory is still 157.3MB. Free memory was 123.9MB in the beginning and 108.4MB in the end (delta: 15.5MB). 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_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/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_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/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_53349442-f93f-45fb-98cd-bd36e6291bd2/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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- 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 12:02:57,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:02:57,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:02:57,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:02:57,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:02:57,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:02:57,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:02:57,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:02:57,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:02:57,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:02:57,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:02:57,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:02:57,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:02:57,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:02:57,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:02:57,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:02:57,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:02:57,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:02:57,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:02:57,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:02:57,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:02:57,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:02:57,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:02:57,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:02:57,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:02:57,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:02:57,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:02:57,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:02:57,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:02:57,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:02:57,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:02:57,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:02:57,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:02:57,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:02:57,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:02:57,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:02:57,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:02:57,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:02:57,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:02:57,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:02:57,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:02:57,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 12:02:57,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:02:57,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:02:57,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:02:57,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:02:57,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:02:57,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:02:57,955 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:02:57,955 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:02:57,955 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:02:57,956 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:02:57,956 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:02:57,956 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:02:57,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 12:02:57,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:02:57,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 12:02:57,958 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:02:57,959 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:02:57,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:02:57,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 12:02:57,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:02:57,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:02:57,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:02:57,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:02:57,960 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 12:02:57,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 12:02:57,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:02:57,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 12:02:57,960 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_53349442-f93f-45fb-98cd-bd36e6291bd2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2022-12-14 12:02:58,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:02:58,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:02:58,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:02:58,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:02:58,219 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:02:58,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 12:03:00,801 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:03:00,988 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:03:00,989 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-12-14 12:03:00,999 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/a601cc4af/6067044dc35a4f688550e7609bb0f782/FLAGce7d56e86 [2022-12-14 12:03:01,011 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/data/a601cc4af/6067044dc35a4f688550e7609bb0f782 [2022-12-14 12:03:01,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:03:01,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:03:01,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:03:01,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:03:01,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:03:01,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477c3a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01, skipping insertion in model container [2022-12-14 12:03:01,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:03:01,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:03:01,372 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_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 12:03:01,382 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,383 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,383 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,383 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:03:01,418 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 12:03:01,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:03:01,438 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_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 12:03:01,440 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,441 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,441 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,441 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:03:01,459 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:03:01,479 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_53349442-f93f-45fb-98cd-bd36e6291bd2/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-12-14 12:03:01,481 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,481 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,482 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,482 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 12:03:01,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:03:01,528 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:03:01,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01 WrapperNode [2022-12-14 12:03:01,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:03:01,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:03:01,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:03:01,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:03:01,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,568 INFO L138 Inliner]: procedures = 282, calls = 64, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 297 [2022-12-14 12:03:01,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:03:01,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:03:01,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:03:01,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:03:01,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,598 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:03:01,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:03:01,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:03:01,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:03:01,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (1/1) ... [2022-12-14 12:03:01,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:03:01,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:03:01,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:03:01,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53349442-f93f-45fb-98cd-bd36e6291bd2/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:03:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-12-14 12:03:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 12:03:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-12-14 12:03:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-12-14 12:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 12:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 12:03:01,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:03:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:03:01,668 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 12:03:01,806 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:03:01,808 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:03:02,552 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:03:02,559 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:03:02,559 INFO L300 CfgBuilder]: Removed 30 assume(true) statements. [2022-12-14 12:03:02,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:03:02 BoogieIcfgContainer [2022-12-14 12:03:02,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:03:02,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:03:02,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:03:02,567 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:03:02,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:03:01" (1/3) ... [2022-12-14 12:03:02,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d735cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:03:02, skipping insertion in model container [2022-12-14 12:03:02,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:03:01" (2/3) ... [2022-12-14 12:03:02,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d735cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:03:02, skipping insertion in model container [2022-12-14 12:03:02,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:03:02" (3/3) ... [2022-12-14 12:03:02,570 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2022-12-14 12:03:02,583 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:03:02,583 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 59 error locations. [2022-12-14 12:03:02,583 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 12:03:02,688 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-14 12:03:02,722 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 12:03:02,737 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 334 places, 375 transitions, 772 flow [2022-12-14 12:03:02,740 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 334 places, 375 transitions, 772 flow [2022-12-14 12:03:02,742 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 334 places, 375 transitions, 772 flow [2022-12-14 12:03:02,926 INFO L130 PetriNetUnfolder]: 77/612 cut-off events. [2022-12-14 12:03:02,926 INFO L131 PetriNetUnfolder]: For 8/14 co-relation queries the response was YES. [2022-12-14 12:03:02,940 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 612 events. 77/612 cut-off events. For 8/14 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 3288 event pairs, 0 based on Foata normal form. 0/432 useless extension candidates. Maximal degree in co-relation 305. Up to 8 conditions per place. [2022-12-14 12:03:02,968 INFO L119 LiptonReduction]: Number of co-enabled transitions 43632 [2022-12-14 12:04:56,480 WARN L233 SmtUtils]: Spent 23.84s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:05:22,900 WARN L233 SmtUtils]: Spent 26.42s 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) [2022-12-14 12:05:50,395 WARN L233 SmtUtils]: Spent 27.49s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:06:13,588 WARN L233 SmtUtils]: Spent 23.19s 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) [2022-12-14 12:06:44,164 WARN L233 SmtUtils]: Spent 11.14s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:06:53,751 WARN L233 SmtUtils]: Spent 9.59s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:07:03,823 WARN L233 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:07:12,475 WARN L233 SmtUtils]: Spent 8.65s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:07:25,542 WARN L233 SmtUtils]: Spent 12.04s on a formula simplification. DAG size of input: 171 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:07:31,985 WARN L233 SmtUtils]: Spent 6.44s 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) [2022-12-14 12:07:41,666 WARN L233 SmtUtils]: Spent 9.67s on a formula simplification. DAG size of input: 171 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:07:57,364 WARN L233 SmtUtils]: Spent 11.11s on a formula simplification. DAG size of input: 159 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:08:12,200 WARN L233 SmtUtils]: Spent 10.09s on a formula simplification. DAG size of input: 159 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:08:17,577 WARN L233 SmtUtils]: Spent 5.38s 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) [2022-12-14 12:08:28,121 WARN L233 SmtUtils]: Spent 9.24s on a formula simplification. DAG size of input: 156 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:08:42,702 WARN L233 SmtUtils]: Spent 9.85s on a formula simplification. DAG size of input: 156 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:09:02,004 WARN L233 SmtUtils]: Spent 14.13s on a formula simplification. DAG size of input: 175 DAG size of output: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:09:08,744 WARN L233 SmtUtils]: Spent 6.74s 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) [2022-12-14 12:09:20,650 WARN L233 SmtUtils]: Spent 11.90s on a formula simplification. DAG size of input: 175 DAG size of output: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:09:27,956 WARN L233 SmtUtils]: Spent 7.31s 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) [2022-12-14 12:12:34,133 WARN L233 SmtUtils]: Spent 3.09m on a formula simplification. DAG size of input: 231 DAG size of output: 215 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:14:02,544 WARN L233 SmtUtils]: Spent 1.47m on a formula simplification that was a NOOP. DAG size: 213 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 12:17:15,083 WARN L233 SmtUtils]: Spent 3.21m on a formula simplification. DAG size of input: 231 DAG size of output: 215 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)