./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 b5237d83 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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 16:16:26,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:16:26,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:16:26,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:16:26,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:16:26,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:16:26,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:16:26,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:16:26,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:16:26,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:16:26,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:16:26,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:16:26,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:16:26,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:16:26,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:16:26,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:16:26,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:16:26,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:16:26,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:16:26,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:16:26,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:16:26,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:16:26,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:16:26,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:16:26,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:16:26,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:16:26,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:16:26,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:16:26,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:16:26,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:16:26,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:16:26,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:16:26,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:16:26,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:16:26,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:16:26,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:16:26,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:16:26,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:16:26,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:16:26,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:16:26,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:16:26,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-21 16:16:26,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:16:26,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:16:26,659 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:16:26,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:16:26,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:16:26,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:16:26,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:16:26,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:16:26,662 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:16:26,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:16:26,663 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:16:26,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:16:26,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:16:26,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:16:26,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:16:26,664 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:16:26,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:16:26,665 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:16:26,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:16:26,665 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:16:26,665 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:16:26,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:16:26,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:16:26,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:16:26,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:16:26,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:26,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:16:26,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:16:26,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:16:26,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:16:26,668 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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-21 16:16:26,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:16:27,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:16:27,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:16:27,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:16:27,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:16:27,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-21 16:16:30,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:16:30,506 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:16:30,507 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-21 16:16:30,525 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/215be38d0/a3891bd0c83e403c827903f64ad9564c/FLAG31fc98506 [2022-11-21 16:16:30,546 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/215be38d0/a3891bd0c83e403c827903f64ad9564c [2022-11-21 16:16:30,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:16:30,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:16:30,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:30,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:16:30,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:16:30,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:30" (1/1) ... [2022-11-21 16:16:30,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1effe4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:30, skipping insertion in model container [2022-11-21 16:16:30,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:30" (1/1) ... [2022-11-21 16:16:30,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:16:30,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:16:31,224 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:31,225 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:31,225 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:31,226 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:31,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:31,272 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) [2022-11-21 16:16:31,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@404183f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:31, skipping insertion in model container [2022-11-21 16:16:31,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:31,273 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:16:31,275 INFO L158 Benchmark]: Toolchain (without parser) took 718.98ms. Allocated memory is still 165.7MB. Free memory was 124.6MB in the beginning and 109.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:16:31,276 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory was 84.7MB in the beginning and 84.6MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:16:31,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.09ms. Allocated memory is still 165.7MB. Free memory was 124.1MB in the beginning and 109.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:16:31,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory was 84.7MB in the beginning and 84.6MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.09ms. Allocated memory is still 165.7MB. Free memory was 124.1MB in the beginning and 109.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. 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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 16:16:33,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:16:33,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:16:33,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:16:33,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:16:33,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:16:33,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:16:33,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:16:33,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:16:33,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:16:33,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:16:33,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:16:33,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:16:33,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:16:33,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:16:33,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:16:33,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:16:33,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:16:33,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:16:33,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:16:33,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:16:33,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:16:33,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:16:33,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:16:33,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:16:33,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:16:33,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:16:33,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:16:33,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:16:33,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:16:33,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:16:33,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:16:33,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:16:33,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:16:33,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:16:33,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:16:33,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:16:33,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:16:33,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:16:33,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:16:33,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:16:33,985 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-21 16:16:34,028 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:16:34,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:16:34,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:16:34,030 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:16:34,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:16:34,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:16:34,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:16:34,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:16:34,033 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:16:34,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:16:34,034 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:16:34,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:16:34,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:16:34,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:16:34,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:16:34,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:16:34,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:16:34,036 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:16:34,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:16:34,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:16:34,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:16:34,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:16:34,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:34,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:16:34,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:16:34,037 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:16:34,038 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:16:34,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:16:34,038 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_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-21 16:16:34,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:16:34,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:16:34,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:16:34,519 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:16:34,522 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:16:34,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-21 16:16:38,007 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:16:38,381 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:16:38,381 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-21 16:16:38,396 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/067f8c4f1/8722bc339ed346a8b704e59976592092/FLAG38073f86e [2022-11-21 16:16:38,416 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/data/067f8c4f1/8722bc339ed346a8b704e59976592092 [2022-11-21 16:16:38,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:16:38,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:16:38,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:38,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:16:38,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:16:38,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:38" (1/1) ... [2022-11-21 16:16:38,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec008a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:38, skipping insertion in model container [2022-11-21 16:16:38,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:38" (1/1) ... [2022-11-21 16:16:38,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:16:38,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:16:38,957 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:38,958 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:38,960 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:38,962 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:39,049 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 16:16:39,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:16:39,100 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,100 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,101 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,101 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:39,157 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:16:39,231 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,231 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,232 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,232 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:16:39,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:39,303 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:16:39,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39 WrapperNode [2022-11-21 16:16:39,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:39,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:16:39,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:16:39,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:16:39,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,374 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-21 16:16:39,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:16:39,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:16:39,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:16:39,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:16:39,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:16:39,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:16:39,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:16:39,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:16:39,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (1/1) ... [2022-11-21 16:16:39,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:39,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:16:39,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:16:39,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_596df039-53e5-4f57-b559-fa4bda6e4669/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:16:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 16:16:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-21 16:16:39,528 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:16:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:16:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:16:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:16:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:16:39,532 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 16:16:39,786 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:16:39,788 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:16:40,596 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:16:40,609 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:16:40,610 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 16:16:40,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:16:40 BoogieIcfgContainer [2022-11-21 16:16:40,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:16:40,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:16:40,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:16:40,622 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:16:40,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:16:38" (1/3) ... [2022-11-21 16:16:40,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afbb8bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:16:40, skipping insertion in model container [2022-11-21 16:16:40,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:39" (2/3) ... [2022-11-21 16:16:40,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afbb8bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:16:40, skipping insertion in model container [2022-11-21 16:16:40,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:16:40" (3/3) ... [2022-11-21 16:16:40,630 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-21 16:16:40,656 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:16:40,656 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-21 16:16:40,656 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 16:16:40,844 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 16:16:40,897 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-21 16:16:40,925 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-21 16:16:40,931 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-21 16:16:40,933 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-21 16:16:41,049 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-21 16:16:41,049 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 16:16:41,061 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. [2022-11-21 16:16:41,068 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-21 16:18:28,674 WARN L233 SmtUtils]: Spent 7.83s 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) [2022-11-21 16:18:41,397 WARN L233 SmtUtils]: Spent 9.44s 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) [2022-11-21 16:19:17,276 WARN L233 SmtUtils]: Spent 10.78s 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) [2022-11-21 16:19:26,981 WARN L233 SmtUtils]: Spent 9.70s 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) [2022-11-21 16:19:35,864 WARN L233 SmtUtils]: Spent 8.88s 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) [2022-11-21 16:19:45,729 WARN L233 SmtUtils]: Spent 9.86s 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) [2022-11-21 16:19:53,424 WARN L233 SmtUtils]: Spent 7.69s 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) [2022-11-21 16:20:01,314 WARN L233 SmtUtils]: Spent 7.89s 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) [2022-11-21 16:20:08,435 WARN L233 SmtUtils]: Spent 7.12s 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) [2022-11-21 16:20:15,794 WARN L233 SmtUtils]: Spent 7.36s 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) [2022-11-21 16:20:24,092 WARN L233 SmtUtils]: Spent 7.24s 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) [2022-11-21 16:20:32,092 WARN L233 SmtUtils]: Spent 8.00s 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) [2022-11-21 16:20:38,462 WARN L233 SmtUtils]: Spent 6.37s 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) [2022-11-21 16:20:44,744 WARN L233 SmtUtils]: Spent 6.28s 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) [2022-11-21 16:20:52,360 WARN L233 SmtUtils]: Spent 7.61s 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) [2022-11-21 16:21:00,034 WARN L233 SmtUtils]: Spent 7.67s 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) [2022-11-21 16:21:07,416 WARN L233 SmtUtils]: Spent 7.38s 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) [2022-11-21 16:21:15,442 WARN L233 SmtUtils]: Spent 8.02s 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) [2022-11-21 16:23:33,214 WARN L233 SmtUtils]: Spent 2.30m 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) [2022-11-21 16:24:32,038 WARN L233 SmtUtils]: Spent 58.82s 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) [2022-11-21 16:26:30,815 WARN L233 SmtUtils]: Spent 1.98m 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) [2022-11-21 16:27:35,275 WARN L233 SmtUtils]: Spent 1.07m 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) [2022-11-21 16:29:57,136 WARN L233 SmtUtils]: Spent 2.22m 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)