./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/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_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/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_85f76a34-6ab6-4701-9149-d0eb3d222587/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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:17:26,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:17:26,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:17:26,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:17:26,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:17:26,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:17:26,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:17:26,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:17:26,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:17:26,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:17:26,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:17:26,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:17:26,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:17:26,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:17:26,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:17:26,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:17:26,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:17:26,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:17:26,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:17:26,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:17:26,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:17:26,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:17:26,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:17:26,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:17:26,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:17:26,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:17:26,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:17:26,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:17:26,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:17:26,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:17:26,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:17:26,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:17:26,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:17:26,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:17:26,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:17:26,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:17:26,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:17:26,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:17:26,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:17:26,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:17:26,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:17:26,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:17:26,790 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:17:26,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:17:26,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:17:26,791 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:17:26,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:17:26,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:17:26,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:17:26,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:17:26,793 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:17:26,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:17:26,793 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:17:26,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:17:26,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:17:26,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:17:26,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:17:26,794 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:17:26,795 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:17:26,795 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:17:26,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:17:26,795 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:17:26,795 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:17:26,796 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:17:26,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:17:26,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:17:26,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:17:26,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:17:26,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:17:26,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:17:26,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:17:26,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:17:26,798 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_85f76a34-6ab6-4701-9149-d0eb3d222587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-16 11:17:27,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:17:27,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:17:27,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:17:27,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:17:27,173 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:17:27,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-16 11:17:27,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/c5b336657/802a6b2fa49f48599b12bb2e576446b3/FLAG277b7af7e [2022-11-16 11:17:27,886 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:17:27,887 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-16 11:17:27,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/c5b336657/802a6b2fa49f48599b12bb2e576446b3/FLAG277b7af7e [2022-11-16 11:17:28,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/c5b336657/802a6b2fa49f48599b12bb2e576446b3 [2022-11-16 11:17:28,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:17:28,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:17:28,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:17:28,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:17:28,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:17:28,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:17:28" (1/1) ... [2022-11-16 11:17:28,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503ad2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:28, skipping insertion in model container [2022-11-16 11:17:28,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:17:28" (1/1) ... [2022-11-16 11:17:28,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:17:28,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:17:29,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:17:29,053 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-16 11:17:29,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48d4250a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:29, skipping insertion in model container [2022-11-16 11:17:29,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:17:29,055 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:17:29,057 INFO L158 Benchmark]: Toolchain (without parser) took 942.09ms. Allocated memory is still 136.3MB. Free memory was 90.5MB in the beginning and 103.4MB in the end (delta: -12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:17:29,059 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 136.3MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:17:29,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 939.07ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 103.4MB in the end (delta: -13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:17:29,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 136.3MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 939.07ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 103.4MB in the end (delta: -13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1239]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/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_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/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_85f76a34-6ab6-4701-9149-d0eb3d222587/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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:17:31,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:17:31,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:17:31,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:17:31,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:17:31,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:17:31,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:17:31,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:17:31,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:17:31,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:17:31,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:17:31,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:17:31,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:17:31,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:17:31,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:17:31,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:17:31,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:17:31,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:17:31,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:17:31,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:17:31,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:17:31,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:17:31,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:17:31,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:17:31,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:17:31,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:17:31,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:17:31,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:17:31,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:17:31,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:17:31,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:17:31,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:17:31,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:17:31,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:17:31,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:17:31,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:17:31,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:17:31,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:17:31,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:17:31,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:17:31,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:17:31,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:17:31,422 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:17:31,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:17:31,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:17:31,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:17:31,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:17:31,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:17:31,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:17:31,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:17:31,427 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:17:31,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:17:31,428 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:17:31,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:17:31,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:17:31,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:17:31,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:17:31,430 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:17:31,430 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:17:31,430 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:17:31,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:17:31,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:17:31,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:17:31,431 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:17:31,431 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:17:31,432 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:17:31,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:17:31,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:17:31,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:17:31,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:17:31,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:17:31,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:17:31,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:17:31,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:17:31,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:17:31,435 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_85f76a34-6ab6-4701-9149-d0eb3d222587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-16 11:17:31,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:17:31,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:17:31,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:17:31,896 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:17:31,899 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:17:31,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-16 11:17:31,973 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/f375e13e7/af1a44f161b148f397385fd7b2fe2265/FLAGb520112af [2022-11-16 11:17:32,583 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:17:32,584 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-16 11:17:32,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/f375e13e7/af1a44f161b148f397385fd7b2fe2265/FLAGb520112af [2022-11-16 11:17:32,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/data/f375e13e7/af1a44f161b148f397385fd7b2fe2265 [2022-11-16 11:17:32,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:17:32,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:17:32,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:17:32,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:17:32,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:17:32,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:17:32" (1/1) ... [2022-11-16 11:17:32,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@145edec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:32, skipping insertion in model container [2022-11-16 11:17:32,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:17:32" (1/1) ... [2022-11-16 11:17:32,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:17:32,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:17:33,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:17:33,612 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 11:17:33,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:17:33,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:17:33,680 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:17:33,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:17:33,849 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:17:33,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33 WrapperNode [2022-11-16 11:17:33,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:17:33,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:17:33,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:17:33,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:17:33,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,914 INFO L138 Inliner]: procedures = 372, calls = 36, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2022-11-16 11:17:33,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:17:33,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:17:33,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:17:33,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:17:33,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,953 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:17:33,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:17:33,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:17:33,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:17:33,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (1/1) ... [2022-11-16 11:17:33,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:17:33,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:17:33,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:17:33,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85f76a34-6ab6-4701-9149-d0eb3d222587/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:17:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 11:17:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 11:17:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:17:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:17:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:17:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:17:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-16 11:17:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-16 11:17:34,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:17:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:17:34,025 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:17:34,274 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:17:34,276 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:17:34,873 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:17:34,881 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:17:34,881 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:17:34,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:17:34 BoogieIcfgContainer [2022-11-16 11:17:34,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:17:34,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:17:34,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:17:34,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:17:34,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:17:32" (1/3) ... [2022-11-16 11:17:34,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775c792b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:17:34, skipping insertion in model container [2022-11-16 11:17:34,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:17:33" (2/3) ... [2022-11-16 11:17:34,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775c792b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:17:34, skipping insertion in model container [2022-11-16 11:17:34,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:17:34" (3/3) ... [2022-11-16 11:17:34,894 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-11-16 11:17:34,911 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:17:34,912 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-16 11:17:34,912 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:17:35,029 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-16 11:17:35,077 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 11:17:35,090 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 158 places, 154 transitions, 313 flow [2022-11-16 11:17:35,093 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 158 places, 154 transitions, 313 flow [2022-11-16 11:17:35,095 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 158 places, 154 transitions, 313 flow [2022-11-16 11:17:35,181 INFO L130 PetriNetUnfolder]: 0/153 cut-off events. [2022-11-16 11:17:35,188 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-16 11:17:35,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 157 conditions, 153 events. 0/153 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/122 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-11-16 11:17:35,194 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924 [2022-11-16 11:18:33,186 WARN L233 SmtUtils]: Spent 12.96s on a formula simplification. DAG size of input: 128 DAG size of output: 127 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:18:38,957 WARN L233 SmtUtils]: Spent 5.76s on a formula simplification that was a NOOP. DAG size: 123 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:18:51,569 WARN L233 SmtUtils]: Spent 12.61s on a formula simplification. DAG size of input: 128 DAG size of output: 127 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:18:57,864 WARN L233 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 123 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:43,621 WARN L233 SmtUtils]: Spent 25.60s on a formula simplification. DAG size of input: 149 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:52,777 WARN L233 SmtUtils]: Spent 9.15s 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) [2022-11-16 11:20:18,260 WARN L233 SmtUtils]: Spent 25.48s on a formula simplification. DAG size of input: 149 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:20:29,137 WARN L233 SmtUtils]: Spent 10.87s 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) [2022-11-16 11:22:13,207 WARN L233 SmtUtils]: Spent 1.55m on a formula simplification. DAG size of input: 203 DAG size of output: 194 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:23:00,800 WARN L233 SmtUtils]: Spent 47.59s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:25:17,590 WARN L233 SmtUtils]: Spent 2.28m on a formula simplification. DAG size of input: 202 DAG size of output: 198 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:26:15,551 WARN L233 SmtUtils]: Spent 57.95s on a formula simplification that was a NOOP. DAG size: 188 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:27:47,271 WARN L233 SmtUtils]: Spent 1.51m on a formula simplification. DAG size of input: 204 DAG size of output: 196 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:28:23,629 WARN L233 SmtUtils]: Spent 36.33s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:29:50,715 WARN L233 SmtUtils]: Spent 1.45m on a formula simplification. DAG size of input: 208 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:30:27,024 WARN L233 SmtUtils]: Spent 36.30s on a formula simplification that was a NOOP. DAG size: 188 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:31:14,328 WARN L233 SmtUtils]: Spent 47.18s on a formula simplification that was a NOOP. DAG size: 203 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:31:58,566 WARN L233 SmtUtils]: Spent 44.24s on a formula simplification that was a NOOP. DAG size: 199 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:32:53,548 WARN L233 SmtUtils]: Spent 54.98s on a formula simplification that was a NOOP. DAG size: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)