./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc7ea9594894bce31579a47be3b0c06f18caebb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc7ea9594894bce31579a47be3b0c06f18caebb .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:31:04,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:31:04,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:31:04,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:31:04,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:31:04,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:31:04,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:31:04,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:31:04,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:31:04,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:31:04,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:31:04,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:31:04,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:31:04,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:31:04,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:31:04,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:31:04,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:31:04,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:31:04,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:31:04,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:31:04,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:31:04,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:31:04,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:31:04,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:31:04,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:31:04,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:31:04,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:31:04,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:31:04,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:31:04,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:31:04,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:31:04,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:31:04,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:31:04,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:31:04,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:31:04,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:31:04,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:31:04,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:31:04,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:31:04,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:31:04,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:31:04,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:31:04,867 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:31:04,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:31:04,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:31:04,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:31:04,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:31:04,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:31:04,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:31:04,872 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:31:04,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:31:04,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:31:04,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:31:04,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:31:04,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:31:04,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:31:04,875 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:31:04,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:31:04,875 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:31:04,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:31:04,876 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:31:04,876 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:31:04,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:31:04,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:31:04,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:31:04,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:31:04,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:31:04,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:31:04,878 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:31:04,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:31:04,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:31:04,880 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-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bc7ea9594894bce31579a47be3b0c06f18caebb [2020-12-01 16:31:05,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:31:05,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:31:05,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:31:05,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:31:05,301 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:31:05,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2020-12-01 16:31:05,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/197df21ac/2cc7871ebcce43378d038520abe02961/FLAG52774fe70 [2020-12-01 16:31:06,065 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:31:06,071 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2020-12-01 16:31:06,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/197df21ac/2cc7871ebcce43378d038520abe02961/FLAG52774fe70 [2020-12-01 16:31:06,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/197df21ac/2cc7871ebcce43378d038520abe02961 [2020-12-01 16:31:06,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:31:06,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:31:06,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:06,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:31:06,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:31:06,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d4932a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06, skipping insertion in model container [2020-12-01 16:31:06,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:31:06,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:31:06,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:06,744 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:31:06,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:06,828 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:31:06,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06 WrapperNode [2020-12-01 16:31:06,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:06,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:06,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:31:06,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:31:06,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:06,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:31:06,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:31:06,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:31:06,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... [2020-12-01 16:31:06,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:31:06,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:31:06,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:31:06,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:31:06,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:31:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:31:07,013 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:31:07,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:31:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:31:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:31:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:31:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:31:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:31:07,583 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:31:07,583 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 16:31:07,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:31:07 BoogieIcfgContainer [2020-12-01 16:31:07,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:31:07,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:31:07,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:31:07,607 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:31:07,607 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:31:07" (1/1) ... [2020-12-01 16:31:07,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:31:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2020-12-01 16:31:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2020-12-01 16:31:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:31:07,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:07,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:31:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:07,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2020-12-01 16:31:07,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-12-01 16:31:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:31:07,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:08,354 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 20 [2020-12-01 16:31:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:31:19,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2020-12-01 16:31:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2020-12-01 16:31:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:31:19,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:19,685 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 23 [2020-12-01 16:31:19,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:31:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:20,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2020-12-01 16:31:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2020-12-01 16:31:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 16:31:20,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:20,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:31:20,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:31:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:31:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 66 transitions. [2020-12-01 16:31:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2020-12-01 16:31:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:31:21,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:21,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:31:21,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:31:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:31:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:22,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 69 transitions. [2020-12-01 16:31:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2020-12-01 16:31:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:31:22,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:23,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:31:23,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:31:23,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 16:31:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 78 transitions. [2020-12-01 16:31:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2020-12-01 16:31:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:31:36,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:36,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:31:36,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:31:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 16:31:37,910 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-12-01 16:31:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 87 transitions. [2020-12-01 16:31:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2020-12-01 16:31:42,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:31:42,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:42,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:31:42,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:31:42,224 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:31:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-01 16:32:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 91 transitions. [2020-12-01 16:32:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 91 transitions. [2020-12-01 16:32:15,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:15,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:15,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:15,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:15,856 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:27,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:27,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:27,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:27,630 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:27,674 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:27,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:27,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:27,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:27,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:27,875 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:27,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:27,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:28,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:28,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:28,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:28,140 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:28,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:28,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:28,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:28,364 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:28,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:28,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:28,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:28,587 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:28,606 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:28,630 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:28,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:28,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:28,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:28,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:28,843 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:28,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:28,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:28,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:29,049 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:29,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:29,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:29,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:29,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:29,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:29,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:29,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:29,486 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:29,505 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:29,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:29,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:29,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:29,711 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:29,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:29,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:29,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:29,932 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:29,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:30,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:30,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:30,161 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:30,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:30,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:30,210 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:30,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:30,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:30,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:30,424 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:30,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:30,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:30,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:30,630 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:30,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:30,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:30,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:30,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:30,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:30,864 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:30,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:31,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:31,082 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:31,100 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:31,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:31,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:31,321 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:31,367 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:31,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:31,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:31,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:31,527 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:31,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:31,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:31,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:31,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:31,719 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:31,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:31,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:31,922 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:31,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:31,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:31,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:32,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:32,131 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:32,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:32,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:32,321 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:32,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:32,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:32,528 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:32,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:32,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:32,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:32,727 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:32,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:32,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:32,936 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:32,973 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:32,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:33,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:32:33,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:32:33,168 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:32:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:32:33,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2020-12-01 16:32:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2020-12-01 16:32:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:32:33,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 16:32:43,730 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:32:43,734 INFO L168 Benchmark]: Toolchain (without parser) took 97308.10 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 61.4 MB in the beginning and 58.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,735 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory is still 48.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:43,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.35 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 61.3 MB in the beginning and 95.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.65 ms. Allocated memory is still 119.5 MB. Free memory was 95.4 MB in the beginning and 93.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,737 INFO L168 Benchmark]: Boogie Preprocessor took 27.30 ms. Allocated memory is still 119.5 MB. Free memory was 93.7 MB in the beginning and 92.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,738 INFO L168 Benchmark]: RCFGBuilder took 682.18 ms. Allocated memory is still 119.5 MB. Free memory was 92.5 MB in the beginning and 73.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,739 INFO L168 Benchmark]: CodeCheck took 96138.93 ms. Allocated memory is still 119.5 MB. Free memory was 73.3 MB in the beginning and 58.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:43,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory is still 48.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 399.35 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 61.3 MB in the beginning and 95.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.65 ms. Allocated memory is still 119.5 MB. Free memory was 95.4 MB in the beginning and 93.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.30 ms. Allocated memory is still 119.5 MB. Free memory was 93.7 MB in the beginning and 92.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 682.18 ms. Allocated memory is still 119.5 MB. Free memory was 92.5 MB in the beginning and 73.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 96138.93 ms. Allocated memory is still 119.5 MB. Free memory was 73.3 MB in the beginning and 58.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:32:46,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:32:46,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:32:46,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:32:46,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:32:46,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:32:46,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:32:46,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:32:46,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:32:46,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:32:46,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:32:46,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:32:46,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:32:46,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:32:46,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:32:46,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:32:46,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:32:46,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:32:46,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:32:46,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:32:46,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:32:46,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:32:46,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:32:46,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:32:46,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:32:46,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:32:46,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:32:46,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:32:46,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:32:46,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:32:46,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:32:46,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:32:46,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:32:46,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:32:46,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:32:46,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:32:46,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:32:46,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:32:46,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:32:46,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:32:46,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:32:46,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:32:46,710 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:32:46,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:32:46,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:32:46,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:32:46,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:32:46,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:32:46,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:32:46,717 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:32:46,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:32:46,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:32:46,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:32:46,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:32:46,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:32:46,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:32:46,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:32:46,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:32:46,722 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:32:46,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:32:46,722 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:32:46,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:32:46,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:32:46,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:32:46,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:32:46,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:32:46,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:46,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:32:46,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:32:46,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:32:46,726 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:32:46,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:32:46,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:32:46,727 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:32:46,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:32:46,728 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-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bc7ea9594894bce31579a47be3b0c06f18caebb [2020-12-01 16:32:47,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:32:47,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:32:47,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:32:47,247 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:32:47,248 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:32:47,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2020-12-01 16:32:47,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/6ef2df2c0/cc9f0ee058144e7a9baf7ffca01b8880/FLAG494ab5127 [2020-12-01 16:32:47,884 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:32:47,885 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2020-12-01 16:32:47,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/6ef2df2c0/cc9f0ee058144e7a9baf7ffca01b8880/FLAG494ab5127 [2020-12-01 16:32:48,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/data/6ef2df2c0/cc9f0ee058144e7a9baf7ffca01b8880 [2020-12-01 16:32:48,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:32:48,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:32:48,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:48,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:32:48,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:32:48,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e0cbfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48, skipping insertion in model container [2020-12-01 16:32:48,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:32:48,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:32:48,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:48,600 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:32:48,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:48,696 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:32:48,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48 WrapperNode [2020-12-01 16:32:48,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:48,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:48,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:32:48,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:32:48,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:48,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:32:48,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:32:48,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:32:48,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... [2020-12-01 16:32:48,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:32:48,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:32:48,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:32:48,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:32:48,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6f6c3d23-046b-4e47-bd94-16211715b326/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:48,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:32:48,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:32:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:32:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:32:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:32:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:32:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:32:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:32:49,655 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:32:49,656 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 16:32:49,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:49 BoogieIcfgContainer [2020-12-01 16:32:49,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:32:49,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:32:49,661 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:32:49,688 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:32:49,688 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:49" (1/1) ... [2020-12-01 16:32:49,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:32:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2020-12-01 16:32:49,765 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2020-12-01 16:32:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:32:49,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:49,818 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:32:49,826 INFO L168 Benchmark]: Toolchain (without parser) took 1536.90 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.9 MB in the beginning and 40.5 MB in the end (delta: -6.6 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:49,829 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory is still 37.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:49,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.49 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.7 MB in the beginning and 51.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:49,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.26 ms. Allocated memory is still 67.1 MB. Free memory was 51.3 MB in the beginning and 49.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:49,835 INFO L168 Benchmark]: Boogie Preprocessor took 52.82 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 48.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:49,837 INFO L168 Benchmark]: RCFGBuilder took 828.90 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 45.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:49,838 INFO L168 Benchmark]: CodeCheck took 159.92 ms. Allocated memory is still 67.1 MB. Free memory was 45.6 MB in the beginning and 40.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:49,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory is still 37.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 408.49 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.7 MB in the beginning and 51.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.26 ms. Allocated memory is still 67.1 MB. Free memory was 51.3 MB in the beginning and 49.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.82 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 48.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 828.90 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 45.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 159.92 ms. Allocated memory is still 67.1 MB. Free memory was 45.6 MB in the beginning and 40.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...