./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.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_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-e04fb08 [2022-11-16 12:44:16,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:44:16,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:44:16,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:44:16,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:44:16,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:44:16,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:44:16,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:44:16,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:44:16,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:44:16,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:44:16,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:44:16,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:44:16,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:44:16,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:44:16,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:44:16,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:44:16,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:44:16,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:44:16,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:44:16,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:44:16,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:44:16,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:44:16,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:44:16,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:44:16,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:44:16,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:44:16,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:44:16,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:44:16,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:44:16,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:44:16,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:44:16,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:44:16,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:44:16,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:44:16,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:44:16,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:44:16,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:44:16,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:44:16,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:44:16,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:44:16,692 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 12:44:16,749 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:44:16,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:44:16,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:44:16,754 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:44:16,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:44:16,756 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:44:16,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:44:16,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:44:16,757 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:44:16,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:44:16,759 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:44:16,759 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:44:16,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:44:16,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:44:16,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:44:16,761 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:44:16,761 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:44:16,761 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:44:16,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:44:16,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:44:16,762 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:44:16,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:44:16,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:44:16,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:44:16,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:44:16,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:44:16,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:44:16,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:44:16,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:44:16,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:44:16,767 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_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-16 12:44:17,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:44:17,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:44:17,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:44:17,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:44:17,250 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:44:17,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-16 12:44:17,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/00f0e7549/f12c24c38db544c890bef02e220677e3/FLAGa576896eb [2022-11-16 12:44:18,123 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:44:18,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-16 12:44:18,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/00f0e7549/f12c24c38db544c890bef02e220677e3/FLAGa576896eb [2022-11-16 12:44:18,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/00f0e7549/f12c24c38db544c890bef02e220677e3 [2022-11-16 12:44:18,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:44:18,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:44:18,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:18,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:44:18,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:44:18,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:18" (1/1) ... [2022-11-16 12:44:18,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aad702a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:18, skipping insertion in model container [2022-11-16 12:44:18,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:18" (1/1) ... [2022-11-16 12:44:18,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:44:18,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:44:19,099 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-16 12:44:19,128 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:19,129 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:19,130 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:19,131 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:19,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:44:19,210 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-16 12:44:19,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d1ca2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:19, skipping insertion in model container [2022-11-16 12:44:19,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:19,212 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:44:19,215 INFO L158 Benchmark]: Toolchain (without parser) took 902.70ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 63.5MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:44:19,217 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:44:19,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 894.99ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 63.5MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:44:19,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 894.99ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 63.5MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.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_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-e04fb08 [2022-11-16 12:44:21,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:44:21,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:44:21,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:44:21,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:44:21,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:44:21,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:44:21,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:44:21,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:44:21,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:44:21,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:44:21,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:44:21,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:44:21,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:44:21,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:44:21,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:44:21,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:44:21,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:44:21,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:44:21,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:44:21,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:44:21,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:44:21,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:44:21,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:44:21,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:44:21,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:44:21,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:44:21,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:44:21,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:44:21,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:44:21,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:44:21,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:44:21,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:44:21,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:44:21,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:44:21,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:44:21,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:44:21,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:44:21,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:44:21,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:44:21,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:44:21,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 12:44:21,876 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:44:21,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:44:21,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:44:21,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:44:21,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:44:21,880 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:44:21,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:44:21,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:44:21,882 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:44:21,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:44:21,884 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:44:21,884 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:44:21,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:44:21,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:44:21,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:44:21,886 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:44:21,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:44:21,886 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:44:21,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:44:21,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:44:21,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:44:21,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:44:21,888 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:44:21,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:44:21,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:44:21,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:44:21,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:44:21,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:44:21,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:44:21,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:44:21,891 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:44:21,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:44:21,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:44:21,892 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_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-16 12:44:22,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:44:22,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:44:22,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:44:22,452 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:44:22,456 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:44:22,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-16 12:44:22,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/edf594ba3/7a4e93657a89432da9254a9674442e4e/FLAGf6591f783 [2022-11-16 12:44:23,341 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:44:23,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-16 12:44:23,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/edf594ba3/7a4e93657a89432da9254a9674442e4e/FLAGf6591f783 [2022-11-16 12:44:23,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/data/edf594ba3/7a4e93657a89432da9254a9674442e4e [2022-11-16 12:44:23,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:44:23,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:44:23,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:23,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:44:23,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:44:23,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:23" (1/1) ... [2022-11-16 12:44:23,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f97fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:23, skipping insertion in model container [2022-11-16 12:44:23,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:23" (1/1) ... [2022-11-16 12:44:23,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:44:23,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:44:24,308 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-16 12:44:24,322 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,323 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,323 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,324 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:44:24,374 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 12:44:24,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:44:24,416 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-16 12:44:24,420 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,421 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,421 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,422 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:44:24,451 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:44:24,494 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-16 12:44:24,499 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,499 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,500 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,501 WARN L1554 CHandler]: Possible shadowing of function new [2022-11-16 12:44:24,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:44:24,605 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:44:24,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24 WrapperNode [2022-11-16 12:44:24,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:24,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:44:24,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:44:24,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:44:24,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,709 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2022-11-16 12:44:24,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:44:24,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:44:24,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:44:24,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:44:24,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:44:24,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:44:24,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:44:24,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:44:24,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (1/1) ... [2022-11-16 12:44:24,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:44:24,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:44:24,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:44:24,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4793d-a1c1-485d-9817-196741fb466a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:44:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:44:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:44:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:44:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:44:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:44:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:44:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 12:44:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 12:44:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:44:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:44:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:44:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-16 12:44:24,876 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-16 12:44:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:44:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:44:24,879 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 12:44:25,101 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:44:25,104 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:44:26,154 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:44:26,165 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:44:26,166 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-16 12:44:26,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:26 BoogieIcfgContainer [2022-11-16 12:44:26,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:44:26,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:44:26,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:44:26,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:44:26,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:44:23" (1/3) ... [2022-11-16 12:44:26,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3041db16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:26, skipping insertion in model container [2022-11-16 12:44:26,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:24" (2/3) ... [2022-11-16 12:44:26,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3041db16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:44:26, skipping insertion in model container [2022-11-16 12:44:26,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:44:26" (3/3) ... [2022-11-16 12:44:26,181 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-11-16 12:44:26,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:44:26,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-11-16 12:44:26,206 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 12:44:26,349 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-16 12:44:26,391 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 12:44:26,411 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-16 12:44:26,425 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-16 12:44:26,427 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 218 places, 239 transitions, 486 flow [2022-11-16 12:44:26,575 INFO L130 PetriNetUnfolder]: 26/263 cut-off events. [2022-11-16 12:44:26,576 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-16 12:44:26,584 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 849 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. [2022-11-16 12:44:26,589 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-16 12:45:56,768 WARN L233 SmtUtils]: Spent 6.32s on a formula simplification. DAG size of input: 110 DAG size of output: 105 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:46:05,529 WARN L233 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 110 DAG size of output: 105 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:46:31,996 WARN L233 SmtUtils]: Spent 8.80s on a formula simplification. DAG size of input: 126 DAG size of output: 116 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:46:45,706 WARN L233 SmtUtils]: Spent 9.46s on a formula simplification. DAG size of input: 126 DAG size of output: 122 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:00,215 WARN L233 SmtUtils]: Spent 9.75s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:07,930 WARN L233 SmtUtils]: Spent 7.71s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:17,073 WARN L233 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:24,980 WARN L233 SmtUtils]: Spent 7.90s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:51,278 WARN L233 SmtUtils]: Spent 7.85s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:47:59,856 WARN L233 SmtUtils]: Spent 8.58s 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) [2022-11-16 12:48:07,143 WARN L233 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:48:14,447 WARN L233 SmtUtils]: Spent 7.30s 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) [2022-11-16 12:52:26,642 WARN L233 SmtUtils]: Spent 4.19m on a formula simplification. DAG size of input: 224 DAG size of output: 216 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:54:18,834 WARN L233 SmtUtils]: Spent 1.87m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:58:21,877 WARN L233 SmtUtils]: Spent 4.05m on a formula simplification. DAG size of input: 229 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)