./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/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_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/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_d181b934-ded4-42e2-aa09-4a2f680032bc/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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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 19:41:34,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:41:34,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:41:34,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:41:34,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:41:34,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:41:34,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:41:34,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:41:34,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:41:34,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:41:34,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:41:34,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:41:34,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:41:34,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:41:34,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:41:34,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:41:34,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:41:34,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:41:34,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:41:34,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:41:34,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:41:34,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:41:34,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:41:34,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:41:34,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:41:34,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:41:34,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:41:34,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:41:34,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:41:34,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:41:34,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:41:34,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:41:34,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:41:34,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:41:34,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:41:34,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:41:34,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:41:34,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:41:34,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:41:34,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:41:34,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:41:34,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-18 19:41:34,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:41:34,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:41:34,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:41:34,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:41:34,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:41:34,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:41:34,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:41:34,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:41:34,475 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:41:34,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:41:34,476 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 19:41:34,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:41:34,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:41:34,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 19:41:34,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:41:34,478 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 19:41:34,478 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 19:41:34,478 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 19:41:34,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:41:34,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:41:34,479 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 19:41:34,479 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:41:34,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:41:34,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:41:34,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:41:34,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:41:34,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:41:34,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:41:34,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:41:34,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:41:34,483 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_d181b934-ded4-42e2-aa09-4a2f680032bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-18 19:41:34,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:41:34,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:41:34,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:41:34,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:41:34,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:41:34,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-18 19:41:34,960 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/498a9c392/83e8b8ea4e3944819d2a635180feb82a/FLAG289572f27 [2022-11-18 19:41:35,463 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:41:35,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-18 19:41:35,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/498a9c392/83e8b8ea4e3944819d2a635180feb82a/FLAG289572f27 [2022-11-18 19:41:35,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/498a9c392/83e8b8ea4e3944819d2a635180feb82a [2022-11-18 19:41:35,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:41:35,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:41:35,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:41:35,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:41:35,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:41:35,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:41:35" (1/1) ... [2022-11-18 19:41:35,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24104164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:35, skipping insertion in model container [2022-11-18 19:41:35,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:41:35" (1/1) ... [2022-11-18 19:41:35,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:41:35,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:41:36,432 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:36,433 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:36,433 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:36,434 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:36,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:41:36,504 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 19:41:36,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@502f5e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:36, skipping insertion in model container [2022-11-18 19:41:36,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:41:36,505 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 19:41:36,508 INFO L158 Benchmark]: Toolchain (without parser) took 727.78ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 106.7MB in the end (delta: -7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 19:41:36,510 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 110.6MB in the beginning and 110.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:41:36,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.30ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 106.7MB in the end (delta: -7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 19:41:36,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 110.6MB in the beginning and 110.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.30ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 106.7MB in the end (delta: -7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1031]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/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_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/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_d181b934-ded4-42e2-aa09-4a2f680032bc/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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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 19:41:38,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:41:38,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:41:38,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:41:38,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:41:38,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:41:38,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:41:38,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:41:38,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:41:38,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:41:38,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:41:38,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:41:38,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:41:38,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:41:38,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:41:38,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:41:38,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:41:38,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:41:38,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:41:38,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:41:38,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:41:38,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:41:38,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:41:38,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:41:38,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:41:38,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:41:38,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:41:38,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:41:38,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:41:38,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:41:38,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:41:38,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:41:38,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:41:38,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:41:38,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:41:38,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:41:38,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:41:38,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:41:38,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:41:38,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:41:38,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:41:38,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-18 19:41:38,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:41:38,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:41:38,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:41:38,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:41:38,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:41:38,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:41:38,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:41:38,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:41:38,816 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:41:38,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:41:38,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 19:41:38,816 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:41:38,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:41:38,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 19:41:38,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:41:38,817 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 19:41:38,817 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 19:41:38,817 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 19:41:38,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:41:38,818 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:41:38,818 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 19:41:38,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 19:41:38,818 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 19:41:38,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:41:38,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:41:38,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:41:38,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:41:38,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:41:38,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:41:38,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:41:38,820 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 19:41:38,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 19:41:38,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 19:41:38,821 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_d181b934-ded4-42e2-aa09-4a2f680032bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-18 19:41:39,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:41:39,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:41:39,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:41:39,284 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:41:39,286 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:41:39,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-18 19:41:39,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/def731537/dab4f54e81554d7f89a3216a5b6da77c/FLAG0b69b13e6 [2022-11-18 19:41:40,073 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:41:40,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-18 19:41:40,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/def731537/dab4f54e81554d7f89a3216a5b6da77c/FLAG0b69b13e6 [2022-11-18 19:41:40,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/data/def731537/dab4f54e81554d7f89a3216a5b6da77c [2022-11-18 19:41:40,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:41:40,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:41:40,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:41:40,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:41:40,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:41:40,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:41:40" (1/1) ... [2022-11-18 19:41:40,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6fc185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:40, skipping insertion in model container [2022-11-18 19:41:40,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:41:40" (1/1) ... [2022-11-18 19:41:40,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:41:40,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:41:40,978 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:40,978 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:40,980 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:40,982 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:41:41,059 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-18 19:41:41,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:41:41,124 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,125 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,126 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,127 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:41:41,168 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:41:41,228 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,229 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,230 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,230 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-18 19:41:41,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:41:41,326 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:41:41,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41 WrapperNode [2022-11-18 19:41:41,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:41:41,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:41:41,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:41:41,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:41:41,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,394 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-18 19:41:41,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:41:41,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:41:41,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:41:41,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:41:41,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,429 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:41:41,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:41:41,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:41:41,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:41:41,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (1/1) ... [2022-11-18 19:41:41,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:41:41,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:41:41,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:41:41,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d181b934-ded4-42e2-aa09-4a2f680032bc/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:41:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 19:41:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-18 19:41:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:41:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:41:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:41:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:41:41,556 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 19:41:41,818 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:41:41,833 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:41:42,572 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:41:42,582 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:41:42,583 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 19:41:42,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:41:42 BoogieIcfgContainer [2022-11-18 19:41:42,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:41:42,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:41:42,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:41:42,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:41:42,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:41:40" (1/3) ... [2022-11-18 19:41:42,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5929909a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:41:42, skipping insertion in model container [2022-11-18 19:41:42,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:41:41" (2/3) ... [2022-11-18 19:41:42,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5929909a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:41:42, skipping insertion in model container [2022-11-18 19:41:42,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:41:42" (3/3) ... [2022-11-18 19:41:42,606 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-18 19:41:42,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:41:42,628 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-18 19:41:42,628 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 19:41:42,790 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 19:41:42,827 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-18 19:41:42,852 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-18 19:41:42,861 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-18 19:41:42,863 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-18 19:41:42,969 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-18 19:41:42,970 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 19:41:42,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 216 events. 14/216 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 635 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 155. Up to 2 conditions per place. [2022-11-18 19:41:42,981 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-18 19:43:22,710 WARN L233 SmtUtils]: Spent 7.86s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:43:33,036 WARN L233 SmtUtils]: Spent 6.96s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:01,589 WARN L233 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:10,541 WARN L233 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:18,694 WARN L233 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:27,513 WARN L233 SmtUtils]: Spent 8.82s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:35,095 WARN L233 SmtUtils]: Spent 7.58s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:41,297 WARN L233 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:47,234 WARN L233 SmtUtils]: Spent 5.94s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:53,158 WARN L233 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:44:59,241 WARN L233 SmtUtils]: Spent 5.33s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:45:04,636 WARN L233 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:45:20,358 WARN L233 SmtUtils]: Spent 6.01s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:45:26,749 WARN L233 SmtUtils]: Spent 6.39s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:45:32,123 WARN L233 SmtUtils]: Spent 5.37s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:45:38,030 WARN L233 SmtUtils]: Spent 5.91s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:47:27,152 WARN L233 SmtUtils]: Spent 1.82m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:48:20,428 WARN L233 SmtUtils]: Spent 53.27s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:50:06,406 WARN L233 SmtUtils]: Spent 1.77m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:50:58,343 WARN L233 SmtUtils]: Spent 51.93s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:51:06,723 WARN L233 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 205 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:53:03,887 WARN L233 SmtUtils]: Spent 1.95m on a formula simplification that was a NOOP. DAG size: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:54:58,552 WARN L233 SmtUtils]: Spent 1.91m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)