./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 6b4ec56b 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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 10:32:00,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:00,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:00,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:00,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:00,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:00,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:00,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:00,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:00,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:00,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:00,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:00,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:00,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:00,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:00,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:00,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:00,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:00,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:00,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:00,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:00,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:00,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:00,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:00,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:00,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:00,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:00,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:00,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:00,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:00,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:00,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:00,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:00,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:00,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:00,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:00,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:00,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:00,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:00,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:00,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:00,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 10:32:00,648 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:00,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:00,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:00,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:00,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:32:00,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:32:00,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:00,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:00,651 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:00,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:00,653 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:32:00,653 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:32:00,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:32:00,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:32:00,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:00,654 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 10:32:00,654 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 10:32:00,654 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 10:32:00,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:32:00,654 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:32:00,655 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:32:00,655 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:00,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:00,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:00,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:32:00,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:00,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:00,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:32:00,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:32:00,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:32:00,657 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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-20 10:32:01,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:01,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:01,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:01,047 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:01,047 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:01,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-20 10:32:04,321 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:04,703 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:04,704 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-20 10:32:04,725 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/e9214c413/d3113aef004c4f7ebe4d13e858755630/FLAGa934c8984 [2022-11-20 10:32:04,753 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/e9214c413/d3113aef004c4f7ebe4d13e858755630 [2022-11-20 10:32:04,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:04,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:04,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:04,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:04,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:04,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:04" (1/1) ... [2022-11-20 10:32:04,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d348e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:04, skipping insertion in model container [2022-11-20 10:32:04,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:04" (1/1) ... [2022-11-20 10:32:04,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:04,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:05,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:05,826 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) [2022-11-20 10:32:05,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27a4f04d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:05, skipping insertion in model container [2022-11-20 10:32:05,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:05,829 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 10:32:05,831 INFO L158 Benchmark]: Toolchain (without parser) took 1068.59ms. Allocated memory is still 144.7MB. Free memory was 103.2MB in the beginning and 106.9MB in the end (delta: -3.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 10:32:05,832 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:32:05,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1066.04ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 106.9MB in the end (delta: -3.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 10:32:05,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1066.04ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 106.9MB in the end (delta: -3.9MB). Peak memory consumption was 6.3MB. 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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 10:32:08,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:08,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:08,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:08,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:08,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:08,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:08,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:08,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:08,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:08,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:08,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:08,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:08,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:08,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:08,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:08,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:08,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:08,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:08,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:08,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:08,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:08,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:08,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:08,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:08,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:08,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:08,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:08,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:08,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:08,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:08,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:08,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:08,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:08,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:08,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:08,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:08,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:08,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:08,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:08,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:08,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 10:32:08,430 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:08,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:08,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:08,433 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:08,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:32:08,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:32:08,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:08,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:08,435 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:08,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:08,437 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:32:08,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:32:08,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:32:08,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:32:08,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:08,438 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 10:32:08,439 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 10:32:08,439 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 10:32:08,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:32:08,439 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:32:08,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:32:08,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:32:08,440 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:32:08,440 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:08,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:08,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:08,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:32:08,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:08,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:08,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:32:08,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:32:08,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:32:08,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:32:08,444 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_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-11-20 10:32:08,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:08,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:08,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:08,841 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:08,842 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:08,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-20 10:32:12,026 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:12,380 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:12,381 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-11-20 10:32:12,397 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/2d32ad1fe/d6067a0c84d5456084fd3a79dcec9878/FLAG531878241 [2022-11-20 10:32:12,420 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/data/2d32ad1fe/d6067a0c84d5456084fd3a79dcec9878 [2022-11-20 10:32:12,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:12,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:12,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:12,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:12,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:12,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:12" (1/1) ... [2022-11-20 10:32:12,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c9ef0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:12, skipping insertion in model container [2022-11-20 10:32:12,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:12" (1/1) ... [2022-11-20 10:32:12,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:12,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:13,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:13,246 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 10:32:13,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:13,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:13,366 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:32:13,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:13,541 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:32:13,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13 WrapperNode [2022-11-20 10:32:13,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:13,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:13,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:32:13,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:32:13,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,612 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2022-11-20 10:32:13,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:13,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:32:13,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:32:13,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:32:13,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,648 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:32:13,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:32:13,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:32:13,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:32:13,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (1/1) ... [2022-11-20 10:32:13,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:13,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:13,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:13,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129b1210-fdcf-4a73-a63c-4e18da4cb11d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:32:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:32:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:32:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:32:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:32:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:32:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 10:32:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 10:32:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:32:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:32:13,754 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 10:32:13,930 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:32:13,932 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:32:14,728 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:32:14,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:32:14,737 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:32:14,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:14 BoogieIcfgContainer [2022-11-20 10:32:14,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:32:14,744 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:32:14,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:32:14,747 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:32:14,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:32:12" (1/3) ... [2022-11-20 10:32:14,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628335af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:14, skipping insertion in model container [2022-11-20 10:32:14,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:13" (2/3) ... [2022-11-20 10:32:14,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628335af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:14, skipping insertion in model container [2022-11-20 10:32:14,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:14" (3/3) ... [2022-11-20 10:32:14,750 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-11-20 10:32:14,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:32:14,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-20 10:32:14,779 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 10:32:14,928 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-20 10:32:14,978 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 10:32:15,003 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 149 transitions, 303 flow [2022-11-20 10:32:15,006 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 149 transitions, 303 flow [2022-11-20 10:32:15,009 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 149 transitions, 303 flow [2022-11-20 10:32:15,096 INFO L130 PetriNetUnfolder]: 0/148 cut-off events. [2022-11-20 10:32:15,096 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-20 10:32:15,102 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. [2022-11-20 10:32:15,105 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924 [2022-11-20 10:33:03,186 WARN L233 SmtUtils]: Spent 5.16s 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) [2022-11-20 10:35:26,124 WARN L233 SmtUtils]: Spent 2.11m 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) [2022-11-20 10:36:18,004 WARN L233 SmtUtils]: Spent 51.87s 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) [2022-11-20 10:38:33,729 WARN L233 SmtUtils]: Spent 2.26m 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) [2022-11-20 10:39:27,353 WARN L233 SmtUtils]: Spent 53.62s 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) [2022-11-20 10:40:07,766 WARN L233 SmtUtils]: Spent 40.01s 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) [2022-11-20 10:40:23,632 WARN L233 SmtUtils]: Spent 15.86s 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) [2022-11-20 10:41:04,052 WARN L233 SmtUtils]: Spent 40.42s 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) [2022-11-20 10:41:18,460 WARN L233 SmtUtils]: Spent 14.41s 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) [2022-11-20 10:43:15,679 WARN L233 SmtUtils]: Spent 1.71m 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) [2022-11-20 10:43:56,493 WARN L233 SmtUtils]: Spent 40.81s 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) [2022-11-20 10:45:49,716 WARN L233 SmtUtils]: Spent 1.89m 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) [2022-11-20 10:46:38,873 WARN L233 SmtUtils]: Spent 49.15s 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)