./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 8393723b 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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 20:23:24,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:23:24,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:23:24,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:23:24,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:23:24,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:23:24,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:23:24,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:23:24,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:23:24,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:23:24,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:23:24,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:23:24,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:23:24,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:23:24,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:23:24,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:23:24,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:23:24,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:23:24,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:23:24,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:23:24,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:23:24,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:23:24,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:23:24,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:23:24,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:23:24,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:23:24,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:23:24,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:23:24,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:23:24,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:23:24,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:23:24,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:23:24,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:23:24,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:23:24,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:23:24,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:23:24,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:23:24,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:23:24,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:23:24,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:23:24,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:23:24,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-18 20:23:24,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:23:24,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:23:24,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:23:24,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:23:24,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:23:24,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:23:24,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:23:24,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:23:24,957 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:23:24,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:23:24,958 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:23:24,958 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:23:24,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:23:24,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:23:24,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:23:24,959 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:23:24,959 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:23:24,960 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:23:24,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:23:24,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:23:24,960 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:23:24,961 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:23:24,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:23:24,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:23:24,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:23:24,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:23:24,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:23:24,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:23:24,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:23:24,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:23:24,963 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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-18 20:23:25,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:23:25,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:23:25,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:23:25,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:23:25,259 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:23:25,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-18 20:23:25,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/e6092b108/1c1ef6bed0964cd2a95791e0ae9e9cc8/FLAGdbce657e4 [2022-11-18 20:23:25,991 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:23:25,992 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-18 20:23:26,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/e6092b108/1c1ef6bed0964cd2a95791e0ae9e9cc8/FLAGdbce657e4 [2022-11-18 20:23:26,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/e6092b108/1c1ef6bed0964cd2a95791e0ae9e9cc8 [2022-11-18 20:23:26,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:23:26,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:23:26,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:26,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:23:26,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:23:26,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:26" (1/1) ... [2022-11-18 20:23:26,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a94129d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:26, skipping insertion in model container [2022-11-18 20:23:26,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:26" (1/1) ... [2022-11-18 20:23:26,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:23:26,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:23:27,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:27,060 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) [2022-11-18 20:23:27,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4961f554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:27, skipping insertion in model container [2022-11-18 20:23:27,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:27,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:23:27,065 INFO L158 Benchmark]: Toolchain (without parser) took 876.34ms. Allocated memory is still 96.5MB. Free memory was 61.9MB in the beginning and 67.6MB in the end (delta: -5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:23:27,067 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:23:27,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 873.59ms. Allocated memory is still 96.5MB. Free memory was 61.7MB in the beginning and 67.6MB in the end (delta: -5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:23:27,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 873.59ms. Allocated memory is still 96.5MB. Free memory was 61.7MB in the beginning and 67.6MB in the end (delta: -5.9MB). 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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 20:23:29,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:23:29,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:23:29,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:23:29,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:23:29,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:23:29,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:23:29,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:23:29,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:23:29,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:23:29,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:23:29,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:23:29,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:23:29,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:23:29,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:23:29,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:23:29,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:23:29,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:23:29,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:23:29,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:23:29,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:23:29,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:23:29,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:23:29,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:23:29,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:23:29,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:23:29,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:23:29,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:23:29,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:23:29,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:23:29,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:23:29,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:23:29,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:23:29,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:23:29,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:23:29,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:23:29,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:23:29,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:23:29,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:23:29,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:23:29,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:23:29,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-18 20:23:29,508 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:23:29,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:23:29,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:23:29,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:23:29,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:23:29,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:23:29,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:23:29,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:23:29,511 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:23:29,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:23:29,512 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:23:29,512 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:23:29,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:23:29,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:23:29,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:23:29,513 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:23:29,513 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:23:29,513 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:23:29,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:23:29,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:23:29,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 20:23:29,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 20:23:29,515 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:23:29,515 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:23:29,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:23:29,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:23:29,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:23:29,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:23:29,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:23:29,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:23:29,516 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 20:23:29,517 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 20:23:29,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 20:23:29,517 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_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-18 20:23:29,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:23:29,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:23:29,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:23:29,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:23:29,937 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:23:29,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-18 20:23:30,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/ff8413550/1c99a08793884d9595f7de097e82a869/FLAGb751be0ac [2022-11-18 20:23:30,718 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:23:30,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-18 20:23:30,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/ff8413550/1c99a08793884d9595f7de097e82a869/FLAGb751be0ac [2022-11-18 20:23:30,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/data/ff8413550/1c99a08793884d9595f7de097e82a869 [2022-11-18 20:23:30,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:23:30,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:23:30,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:30,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:23:30,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:23:30,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:30" (1/1) ... [2022-11-18 20:23:30,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8c5f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:30, skipping insertion in model container [2022-11-18 20:23:30,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:30" (1/1) ... [2022-11-18 20:23:30,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:23:30,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:23:31,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:31,695 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-18 20:23:31,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:23:31,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:31,808 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:23:31,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:32,033 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:23:32,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32 WrapperNode [2022-11-18 20:23:32,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:32,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:23:32,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:23:32,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:23:32,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,131 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2022-11-18 20:23:32,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:23:32,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:23:32,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:23:32,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:23:32,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,200 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:23:32,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:23:32,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:23:32,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:23:32,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (1/1) ... [2022-11-18 20:23:32,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:23:32,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:32,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:32,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8baf9601-3f71-4fb9-8d21-321a6a8e2616/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:23:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 20:23:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:23:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:23:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:23:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 20:23:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-18 20:23:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-18 20:23:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:23:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:23:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:23:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-18 20:23:32,317 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-18 20:23:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:23:32,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:23:32,320 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:23:32,631 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:23:32,634 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:23:33,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:23:33,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:23:33,332 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:23:33,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:33 BoogieIcfgContainer [2022-11-18 20:23:33,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:23:33,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:23:33,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:23:33,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:23:33,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:23:30" (1/3) ... [2022-11-18 20:23:33,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b33bdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:23:33, skipping insertion in model container [2022-11-18 20:23:33,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:32" (2/3) ... [2022-11-18 20:23:33,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b33bdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:23:33, skipping insertion in model container [2022-11-18 20:23:33,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:33" (3/3) ... [2022-11-18 20:23:33,349 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-11-18 20:23:33,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:23:33,370 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-18 20:23:33,370 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:23:33,539 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 20:23:33,593 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-18 20:23:33,616 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 149 transitions, 303 flow [2022-11-18 20:23:33,622 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 149 transitions, 303 flow [2022-11-18 20:23:33,625 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 149 transitions, 303 flow [2022-11-18 20:23:33,737 INFO L130 PetriNetUnfolder]: 0/148 cut-off events. [2022-11-18 20:23:33,737 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:23:33,745 INFO L83 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 148 events. 0/148 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-11-18 20:23:33,748 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924 [2022-11-18 20:24:23,524 WARN L233 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 136 DAG size of output: 128 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:26:28,467 WARN L233 SmtUtils]: Spent 1.79m on a formula simplification. DAG size of input: 202 DAG size of output: 194 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:27:20,975 WARN L233 SmtUtils]: Spent 52.50s 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) [2022-11-18 20:29:37,148 WARN L233 SmtUtils]: Spent 2.27m 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) [2022-11-18 20:30:37,478 WARN L233 SmtUtils]: Spent 1.01m 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) [2022-11-18 20:31:14,475 WARN L233 SmtUtils]: Spent 36.63s 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) [2022-11-18 20:31:33,752 WARN L233 SmtUtils]: Spent 19.27s 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) [2022-11-18 20:32:16,310 WARN L233 SmtUtils]: Spent 42.56s 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) [2022-11-18 20:32:32,738 WARN L233 SmtUtils]: Spent 16.43s 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) [2022-11-18 20:34:21,599 WARN L233 SmtUtils]: Spent 1.57m on a formula simplification. DAG size of input: 214 DAG size of output: 210 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:34:55,936 WARN L233 SmtUtils]: Spent 34.33s on a formula simplification that was a NOOP. DAG size: 192 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:36:34,482 WARN L233 SmtUtils]: Spent 1.64m on a formula simplification. DAG size of input: 214 DAG size of output: 210 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:37:19,565 WARN L233 SmtUtils]: Spent 45.08s on a formula simplification that was a NOOP. DAG size: 194 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)