./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99469a4d9e5d9407366653a2d47248a07b3d0735 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99469a4d9e5d9407366653a2d47248a07b3d0735 .................................................................................................................................................................................................................. 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 16:32:27,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:32:27,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:32:27,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:32:27,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:32:27,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:32:27,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:32:27,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:32:27,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:32:27,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:32:27,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:32:27,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:32:27,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:32:27,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:32:27,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:32:27,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:32:27,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:32:27,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:32:27,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:32:27,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:32:27,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:32:27,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:32:27,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:32:27,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:32:27,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:32:27,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:32:27,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:32:27,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:32:27,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:32:27,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:32:27,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:32:27,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:32:27,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:32:27,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:32:27,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:32:27,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:32:27,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:32:27,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:32:27,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:32:27,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:32:27,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:32:27,973 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 16:32:28,002 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:32:28,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:32:28,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:32:28,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:32:28,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:32:28,006 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:32:28,007 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:32:28,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:32:28,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:32:28,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:32:28,008 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:32:28,008 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:32:28,009 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:32:28,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:32:28,010 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:32:28,010 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:32:28,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:32:28,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:32:28,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:32:28,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:32:28,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:28,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:32:28,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:32:28,013 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:32:28,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:32:28,013 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_de22cc59-d011-4208-a02d-aad896ab85cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99469a4d9e5d9407366653a2d47248a07b3d0735 [2020-12-01 16:32:28,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:32:28,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:32:28,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:32:28,383 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:32:28,384 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:32:28,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/../../sv-benchmarks/c/verifythis/lcp.c [2020-12-01 16:32:28,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/56cebf441/0834e54c96064005837dce833c130faf/FLAG2185e2bfd [2020-12-01 16:32:29,199 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:32:29,201 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/sv-benchmarks/c/verifythis/lcp.c [2020-12-01 16:32:29,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/56cebf441/0834e54c96064005837dce833c130faf/FLAG2185e2bfd [2020-12-01 16:32:29,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/56cebf441/0834e54c96064005837dce833c130faf [2020-12-01 16:32:29,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:32:29,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:32:29,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:29,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:32:29,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:32:29,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd6089b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29, skipping insertion in model container [2020-12-01 16:32:29,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:32:29,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:32:29,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:29,789 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:32:29,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:29,844 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:32:29,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29 WrapperNode [2020-12-01 16:32:29,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:29,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:29,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:32:29,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:32:29,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:29,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:32:29,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:32:29,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:32:29,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... [2020-12-01 16:32:29,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:32:29,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:32:29,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:32:29,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:32:29,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/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 16:32:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:32:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:32:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:32:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:32:30,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:32:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:32:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:32:31,065 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:32:31,065 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2020-12-01 16:32:31,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:31 BoogieIcfgContainer [2020-12-01 16:32:31,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:32:31,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:32:31,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:32:31,083 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:32:31,083 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:31" (1/1) ... [2020-12-01 16:32:31,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:32:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2020-12-01 16:32:31,149 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2020-12-01 16:32:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:32:31,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2020-12-01 16:32:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2020-12-01 16:32:31,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:32:31,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:32,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2020-12-01 16:32:32,479 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2020-12-01 16:32:32,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:32:32,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2020-12-01 16:32:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2020-12-01 16:32:33,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:32:33,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:33,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2020-12-01 16:32:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2020-12-01 16:32:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:32:34,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:35,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:35,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 56 states and 79 transitions. [2020-12-01 16:32:35,329 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2020-12-01 16:32:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:32:35,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:35,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:35,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:35,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2020-12-01 16:32:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2020-12-01 16:32:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:32:35,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2020-12-01 16:32:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2020-12-01 16:32:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:32:36,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2020-12-01 16:32:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2020-12-01 16:32:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:32:38,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 115 transitions. [2020-12-01 16:32:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 115 transitions. [2020-12-01 16:32:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:32:43,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 114 transitions. [2020-12-01 16:32:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 114 transitions. [2020-12-01 16:32:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:32:43,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2020-12-01 16:32:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2020-12-01 16:32:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:32:44,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2020-12-01 16:32:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2020-12-01 16:32:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:32:44,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 76 states and 130 transitions. [2020-12-01 16:32:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 130 transitions. [2020-12-01 16:32:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:32:48,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:32:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 129 transitions. [2020-12-01 16:32:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 129 transitions. [2020-12-01 16:32:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:32:49,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 77 states and 129 transitions. [2020-12-01 16:32:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2020-12-01 16:32:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:32:50,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:53,403 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2020-12-01 16:32:53,885 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2020-12-01 16:32:54,823 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-12-01 16:33:01,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 87 states and 165 transitions. [2020-12-01 16:33:01,893 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 165 transitions. [2020-12-01 16:33:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:33:01,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:33:03,968 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-12-01 16:33:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 91 states and 173 transitions. [2020-12-01 16:33:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2020-12-01 16:33:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:33:07,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:33:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2020-12-01 16:33:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2020-12-01 16:33:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:33:09,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:33:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 92 states and 177 transitions. [2020-12-01 16:33:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2020-12-01 16:33:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:33:09,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:11,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:33:13,707 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2020-12-01 16:33:14,349 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2020-12-01 16:33:16,082 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-12-01 16:33:17,441 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-12-01 16:33:19,247 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2020-12-01 16:33:20,918 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2020-12-01 16:33:22,496 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-12-01 16:33:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 103 states and 216 transitions. [2020-12-01 16:33:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 216 transitions. [2020-12-01 16:33:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:33:28,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:33:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 218 transitions. [2020-12-01 16:33:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 218 transitions. [2020-12-01 16:33:29,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:33:29,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:29,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:33:32,148 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2020-12-01 16:33:45,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 114 states and 249 transitions. [2020-12-01 16:33:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 249 transitions. [2020-12-01 16:33:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:33:45,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:33:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:34:03,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 122 states and 273 transitions. [2020-12-01 16:34:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 273 transitions. [2020-12-01 16:34:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:03,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 123 states and 275 transitions. [2020-12-01 16:34:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 275 transitions. [2020-12-01 16:34:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:05,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:07,963 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 16:34:08,401 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2020-12-01 16:34:09,222 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 16:34:10,034 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 16:34:10,669 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-12-01 16:34:18,277 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 16:34:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 128 states and 306 transitions. [2020-12-01 16:34:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 306 transitions. [2020-12-01 16:34:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:20,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:20,563 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 16:34:22,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 128 states and 305 transitions. [2020-12-01 16:34:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 305 transitions. [2020-12-01 16:34:22,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:22,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 129 states and 321 transitions. [2020-12-01 16:34:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 321 transitions. [2020-12-01 16:34:24,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:24,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 16:34:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 129 states and 320 transitions. [2020-12-01 16:34:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 320 transitions. [2020-12-01 16:34:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:26,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 130 states and 332 transitions. [2020-12-01 16:34:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 332 transitions. [2020-12-01 16:34:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:34:28,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:28,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 16:34:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:30,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 130 states and 331 transitions. [2020-12-01 16:34:30,798 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 331 transitions. [2020-12-01 16:34:30,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:34:30,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:34,101 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2020-12-01 16:34:34,520 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2020-12-01 16:34:35,483 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 16:34:36,949 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-12-01 16:34:41,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 132 states and 339 transitions. [2020-12-01 16:34:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 339 transitions. [2020-12-01 16:34:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:34:41,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:42,130 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2020-12-01 16:34:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 133 states and 345 transitions. [2020-12-01 16:34:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 345 transitions. [2020-12-01 16:34:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:34:43,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:34:44,758 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-12-01 16:34:46,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:46,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 134 states and 356 transitions. [2020-12-01 16:34:46,636 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 356 transitions. [2020-12-01 16:34:46,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:34:46,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:34:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 133 states and 355 transitions. [2020-12-01 16:34:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 355 transitions. [2020-12-01 16:34:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:34:49,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:34:55,053 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 16:34:56,507 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2020-12-01 16:34:57,725 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 16:35:00,688 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2020-12-01 16:35:03,500 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-12-01 16:35:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:35:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 141 states and 377 transitions. [2020-12-01 16:35:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 377 transitions. [2020-12-01 16:35:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:35:22,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:35:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:35:22,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:35:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:35:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 145 states and 383 transitions. [2020-12-01 16:35:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 383 transitions. [2020-12-01 16:35:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:35:39,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:35:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:35:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:35:39,707 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-12-01 16:35:40,256 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-12-01 16:35:42,685 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:35:43,290 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 47 [2020-12-01 16:35:43,977 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2020-12-01 16:35:45,273 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 16:35:46,639 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 16:35:47,470 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2020-12-01 16:35:48,291 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2020-12-01 16:35:49,730 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 16:35:51,227 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-01 16:35:52,447 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2020-12-01 16:35:56,312 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-12-01 16:36:03,095 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 16:36:03,572 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:36:04,857 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:36:06,180 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:36:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 152 states and 405 transitions. [2020-12-01 16:36:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 405 transitions. [2020-12-01 16:36:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:36:06,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:36:16,702 WARN L197 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2020-12-01 16:36:19,160 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2020-12-01 16:36:20,835 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-01 16:36:22,499 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 16:36:23,306 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2020-12-01 16:36:25,776 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-12-01 16:36:27,298 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:36:28,963 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 16:36:29,777 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2020-12-01 16:36:30,563 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2020-12-01 16:36:32,054 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:36:33,710 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:36:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 155 states and 413 transitions. [2020-12-01 16:36:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 413 transitions. [2020-12-01 16:36:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:36:35,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:36:36,138 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-12-01 16:36:36,942 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2020-12-01 16:36:38,498 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 16:36:40,006 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:36:40,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:40,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 156 states and 420 transitions. [2020-12-01 16:36:40,178 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 420 transitions. [2020-12-01 16:36:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:36:40,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:40,238 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:36:41,024 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-12-01 16:36:41,749 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-12-01 16:36:43,186 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:36:44,607 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:36:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 157 states and 427 transitions. [2020-12-01 16:36:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 427 transitions. [2020-12-01 16:36:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:36:44,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:36:48,574 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:36:49,964 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-01 16:36:52,035 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:36:52,581 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:36:54,090 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:36:55,629 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:37:07,366 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:37:07,930 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:37:09,557 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:37:11,138 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:37:11,918 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 16:37:12,663 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 16:37:14,544 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 16:37:16,396 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 16:37:17,078 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:37:17,769 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:37:19,400 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-01 16:37:21,025 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-01 16:37:25,755 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 16:37:30,392 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:37:32,886 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:37:40,010 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-01 16:38:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:38:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 173 states and 475 transitions. [2020-12-01 16:38:00,893 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 475 transitions. [2020-12-01 16:38:00,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:38:00,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:38:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:38:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:38:15,589 WARN L197 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-12-01 16:38:18,791 WARN L197 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2020-12-01 16:38:20,998 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-01 16:38:23,231 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 16:38:24,198 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2020-12-01 16:38:27,028 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-12-01 16:38:28,717 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:38:30,374 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:38:31,223 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-12-01 16:38:32,168 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-12-01 16:38:33,869 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:38:35,652 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 16:38:36,467 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-12-01 16:38:39,226 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2020-12-01 16:38:40,948 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:38:42,733 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:38:42,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:38:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 177 states and 489 transitions. [2020-12-01 16:38:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 489 transitions. [2020-12-01 16:38:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:38:42,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:38:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:38:43,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:39:14,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:39:14,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 183 states and 498 transitions. [2020-12-01 16:39:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 498 transitions. [2020-12-01 16:39:14,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:39:14,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:39:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:39:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 16:39:14,898 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-12-01 16:39:15,522 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 16:39:17,385 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:39:19,349 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:39:20,235 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2020-12-01 16:39:20,916 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:39:22,821 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:39:24,710 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 16:39:25,495 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:39:26,163 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:39:28,135 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:39:30,050 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:39:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:39:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 186 states and 504 transitions. [2020-12-01 16:39:30,212 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 504 transitions. [2020-12-01 16:39:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:39:30,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:39:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:39:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:39:34,840 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-01 16:39:37,761 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 16:39:39,645 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 16:39:41,532 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 16:39:42,343 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:39:43,036 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:39:44,985 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:39:47,005 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:39:47,580 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 16:39:48,179 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-01 16:39:49,962 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-01 16:39:51,961 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-12-01 16:39:52,484 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:39:53,118 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:39:55,055 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:39:57,128 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:39:58,269 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:40:00,164 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:40:02,307 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:40:03,097 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:40:03,971 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:40:05,962 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:40:08,106 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:40:09,294 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 16:40:10,210 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 16:40:12,652 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 16:40:15,121 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 16:40:16,006 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-01 16:40:16,810 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 16:40:18,864 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 16:40:20,941 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 16:40:22,033 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-01 16:40:22,875 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-01 16:40:24,911 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-01 16:40:26,915 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-01 16:40:28,441 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:40:29,818 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:40:32,372 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:40:34,720 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:40:36,965 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:41:13,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 204 states and 556 transitions. [2020-12-01 16:41:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 556 transitions. [2020-12-01 16:41:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:41:13,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:14,737 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:41:15,414 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:41:17,513 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:41:19,395 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:41:19,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 205 states and 558 transitions. [2020-12-01 16:41:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 558 transitions. [2020-12-01 16:41:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:41:19,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:41:20,726 WARN L197 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2020-12-01 16:41:21,935 WARN L197 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2020-12-01 16:41:24,055 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-01 16:41:26,231 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-01 16:41:27,602 WARN L197 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2020-12-01 16:41:28,805 WARN L197 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-12-01 16:41:31,113 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-12-01 16:41:33,237 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-12-01 16:41:34,269 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-12-01 16:41:35,459 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2020-12-01 16:41:37,531 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:41:39,719 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 16:41:40,692 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:41:41,720 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2020-12-01 16:41:43,761 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:41:45,785 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:41:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 209 states and 569 transitions. [2020-12-01 16:41:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 569 transitions. [2020-12-01 16:41:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:41:45,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 16:41:46,813 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-12-01 16:41:47,715 WARN L197 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2020-12-01 16:41:49,785 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 16:41:51,855 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:41:51,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 210 states and 569 transitions. [2020-12-01 16:41:51,969 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 569 transitions. [2020-12-01 16:41:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:41:51,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:52,790 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:41:53,554 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:41:55,687 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:41:57,755 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:41:58,511 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:41:59,201 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:42:01,277 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:03,347 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:04,124 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:42:04,789 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:42:06,962 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:42:09,138 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:42:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2020-12-01 16:42:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2020-12-01 16:42:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:42:09,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:42:10,094 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:10,908 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:42:13,052 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:42:15,285 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:42:16,008 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 16:42:16,723 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 16:42:18,955 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 16:42:21,400 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 16:42:22,151 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:42:22,833 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:25,193 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:27,466 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 16:42:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2020-12-01 16:42:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2020-12-01 16:42:27,548 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:42:27,548 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2020-12-01 16:42:27,556 INFO L765 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2020-12-01 16:42:28,361 WARN L197 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2020-12-01 16:42:29,226 WARN L197 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2020-12-01 16:42:30,274 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2020-12-01 16:42:30,423 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 16:42:30,764 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-12-01 16:42:31,545 WARN L197 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2020-12-01 16:42:32,741 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2020-12-01 16:42:33,044 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:42:33,063 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 16:42:33,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:42:33,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:42:33,075 INFO L569 CodeCheckObserver]: Invariant with dag size 40 [2020-12-01 16:42:33,081 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:238) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:805) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:573) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:529) 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 16:42:33,091 INFO L168 Benchmark]: Toolchain (without parser) took 603579.30 ms. Allocated memory was 75.5 MB in the beginning and 413.1 MB in the end (delta: 337.6 MB). Free memory was 40.5 MB in the beginning and 121.6 MB in the end (delta: -81.1 MB). Peak memory consumption was 325.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:33,094 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 75.5 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:42:33,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.92 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 70.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:33,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.07 ms. Allocated memory is still 94.4 MB. Free memory was 69.6 MB in the beginning and 67.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:33,098 INFO L168 Benchmark]: Boogie Preprocessor took 40.47 ms. Allocated memory is still 94.4 MB. Free memory was 67.9 MB in the beginning and 66.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:42:33,099 INFO L168 Benchmark]: RCFGBuilder took 1121.71 ms. Allocated memory is still 94.4 MB. Free memory was 66.6 MB in the beginning and 56.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:33,099 INFO L168 Benchmark]: CodeCheck took 602020.29 ms. Allocated memory was 94.4 MB in the beginning and 413.1 MB in the end (delta: 318.8 MB). Free memory was 56.1 MB in the beginning and 121.6 MB in the end (delta: -65.4 MB). Peak memory consumption was 321.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:33,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 41 locations, 18 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 596.4s, OverallIterations: 51, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 269221888 SDtfs, 141666776 SDslu, 1059328 SDs, 0 SdLazy, -553868000 SolverSat, -1231693104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 91.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8089 GetRequests, 7055 SyntacticMatches, 214 SemanticMatches, 820 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291525 ImplicationChecksByTransitivity, 585.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 42.5s InterpolantComputationTime, 658 NumberOfCodeBlocks, 658 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 608 ConstructedInterpolants, 0 QuantifiedInterpolants, 100839 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 24 PerfectInterpolantSequences, 181/336 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant [2020-12-01 16:42:33,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:42:33,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:238) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 75.5 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 331.92 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 70.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.07 ms. Allocated memory is still 94.4 MB. Free memory was 69.6 MB in the beginning and 67.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.47 ms. Allocated memory is still 94.4 MB. Free memory was 67.9 MB in the beginning and 66.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1121.71 ms. Allocated memory is still 94.4 MB. Free memory was 66.6 MB in the beginning and 56.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * CodeCheck took 602020.29 ms. Allocated memory was 94.4 MB in the beginning and 413.1 MB in the end (delta: 318.8 MB). Free memory was 56.1 MB in the beginning and 121.6 MB in the end (delta: -65.4 MB). Peak memory consumption was 321.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid 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 16:42:35,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:42:35,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:42:35,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:42:35,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:42:35,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:42:35,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:42:35,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:42:35,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:42:35,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:42:35,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:42:35,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:42:35,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:42:35,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:42:35,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:42:35,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:42:35,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:42:35,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:42:35,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:42:35,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:42:35,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:42:35,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:42:35,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:42:35,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:42:35,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:42:35,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:42:35,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:42:35,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:42:35,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:42:35,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:42:35,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:42:35,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:42:35,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:42:35,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:42:35,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:42:35,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:42:35,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:42:35,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:42:35,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:42:35,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:42:35,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:42:35,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 16:42:35,981 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:42:35,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:42:35,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:42:35,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:42:35,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:42:35,987 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:42:35,987 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:42:35,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:42:35,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:42:35,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:42:35,989 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:42:35,990 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:42:35,990 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:42:35,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:42:35,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:42:35,991 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:42:35,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:42:35,991 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:42:35,992 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:42:35,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:42:35,992 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:42:35,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:42:35,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:42:35,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:42:35,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:42:35,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:42:35,994 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:42:35,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:42:35,995 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:42:35,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:42:35,995 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_de22cc59-d011-4208-a02d-aad896ab85cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99469a4d9e5d9407366653a2d47248a07b3d0735 [2020-12-01 16:42:36,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:42:36,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:42:36,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:42:36,526 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:42:36,527 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:42:36,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/../../sv-benchmarks/c/verifythis/lcp.c [2020-12-01 16:42:36,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/68cad13f0/44a8eed06ef24ab4a314fb70cdb46ee0/FLAG034cf7474 [2020-12-01 16:42:37,332 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:42:37,336 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/sv-benchmarks/c/verifythis/lcp.c [2020-12-01 16:42:37,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/68cad13f0/44a8eed06ef24ab4a314fb70cdb46ee0/FLAG034cf7474 [2020-12-01 16:42:37,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/bin/ukojak/data/68cad13f0/44a8eed06ef24ab4a314fb70cdb46ee0 [2020-12-01 16:42:37,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:42:37,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:42:37,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:42:37,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:42:37,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:42:37,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:37,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2637d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37, skipping insertion in model container [2020-12-01 16:42:37,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:37,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:42:37,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:42:37,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:42:37,891 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:42:37,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:42:37,992 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:42:37,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37 WrapperNode [2020-12-01 16:42:37,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:42:37,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:42:37,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:42:37,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:42:38,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:42:38,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:42:38,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:42:38,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:42:38,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... [2020-12-01 16:42:38,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:42:38,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:42:38,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:42:38,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:42:38,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_de22cc59-d011-4208-a02d-aad896ab85cf/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 16:42:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:42:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:42:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:42:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:42:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:42:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:42:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:42:39,498 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:42:39,499 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2020-12-01 16:42:39,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:42:39 BoogieIcfgContainer [2020-12-01 16:42:39,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:42:39,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:42:39,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:42:39,516 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:42:39,516 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:42:39" (1/1) ... [2020-12-01 16:42:39,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:42:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2020-12-01 16:42:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2020-12-01 16:42:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:42:39,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:39,619 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 16:42:39,625 INFO L168 Benchmark]: Toolchain (without parser) took 1957.17 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 35.6 MB in the beginning and 40.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:39,626 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:42:39,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.83 ms. Allocated memory is still 56.6 MB. Free memory was 35.4 MB in the beginning and 39.1 MB in the end (delta: -3.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:39,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.32 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 37.2 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:42:39,628 INFO L168 Benchmark]: Boogie Preprocessor took 39.96 ms. Allocated memory is still 56.6 MB. Free memory was 37.2 MB in the beginning and 35.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:39,629 INFO L168 Benchmark]: RCFGBuilder took 1408.12 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 35.7 MB in the beginning and 45.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:39,630 INFO L168 Benchmark]: CodeCheck took 118.95 ms. Allocated memory is still 73.4 MB. Free memory was 45.4 MB in the beginning and 40.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:42:39,635 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 0.29 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 326.83 ms. Allocated memory is still 56.6 MB. Free memory was 35.4 MB in the beginning and 39.1 MB in the end (delta: -3.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.32 ms. Allocated memory is still 56.6 MB. Free memory was 39.1 MB in the beginning and 37.2 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.96 ms. Allocated memory is still 56.6 MB. Free memory was 37.2 MB in the beginning and 35.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1408.12 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 35.7 MB in the beginning and 45.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. * CodeCheck took 118.95 ms. Allocated memory is still 73.4 MB. Free memory was 45.4 MB in the beginning and 40.4 MB in the end (delta: 5.0 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...