./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 840f7211e98f8df944803b1b6b505b147a346af4659f1e24924ab4dd64ebca52 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:07:38,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:07:38,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:07:38,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:07:38,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:07:38,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:07:38,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:07:38,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:07:38,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:07:38,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:07:38,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:07:38,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:07:38,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:07:38,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:07:38,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:07:38,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:07:38,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:07:38,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:07:38,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:07:38,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:07:38,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:07:38,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:07:38,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:07:38,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:07:38,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:07:38,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:07:38,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:07:38,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:07:38,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:07:38,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:07:38,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:07:38,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:07:38,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:07:38,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:07:38,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:07:38,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:07:38,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:07:38,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:07:38,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:07:38,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:07:38,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:07:38,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:07:38,726 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:07:38,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:07:38,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:07:38,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:07:38,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:07:38,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:07:38,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:07:38,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:07:38,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:07:38,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:07:38,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:07:38,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:07:38,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:07:38,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:07:38,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:07:38,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:07:38,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:07:38,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 840f7211e98f8df944803b1b6b505b147a346af4659f1e24924ab4dd64ebca52 [2022-12-15 02:07:38,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:07:38,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:07:38,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:07:38,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:07:38,929 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:07:38,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i [2022-12-15 02:07:41,524 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:07:41,685 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:07:41,685 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i [2022-12-15 02:07:41,692 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/data/872d05049/42807b519386440381011c4e6bbe8976/FLAG88ea6f51e [2022-12-15 02:07:42,089 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/data/872d05049/42807b519386440381011c4e6bbe8976 [2022-12-15 02:07:42,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:07:42,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:07:42,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:07:42,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:07:42,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:07:42,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49779d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42, skipping insertion in model container [2022-12-15 02:07:42,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:07:42,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:07:42,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:07:42,351 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:07:42,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:07:42,404 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:07:42,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42 WrapperNode [2022-12-15 02:07:42,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:07:42,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:07:42,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:07:42,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:07:42,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,444 INFO L138 Inliner]: procedures = 110, calls = 69, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 222 [2022-12-15 02:07:42,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:07:42,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:07:42,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:07:42,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:07:42,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,468 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:07:42,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:07:42,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:07:42,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:07:42,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:07:42,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:07:42,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:07:42,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:07:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:07:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:07:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:07:42,622 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:07:42,624 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:07:42,858 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:07:42,923 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:07:42,924 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:07:42,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:07:42 BoogieIcfgContainer [2022-12-15 02:07:42,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:07:42,927 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:07:42,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:07:42,937 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:07:42,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:07:42" (1/1) ... [2022-12-15 02:07:42,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:07:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 92 states and 101 transitions. [2022-12-15 02:07:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions. [2022-12-15 02:07:42,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:07:42,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:42,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 91 states and 100 transitions. [2022-12-15 02:07:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions. [2022-12-15 02:07:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:07:43,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:43,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2022-12-15 02:07:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2022-12-15 02:07:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:07:43,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:43,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2022-12-15 02:07:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2022-12-15 02:07:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:07:43,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:43,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2022-12-15 02:07:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2022-12-15 02:07:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:07:43,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2022-12-15 02:07:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2022-12-15 02:07:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:07:44,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:44,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:44,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:44,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2022-12-15 02:07:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2022-12-15 02:07:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:07:44,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:44,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 86 states and 95 transitions. [2022-12-15 02:07:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2022-12-15 02:07:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:07:44,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:44,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 85 states and 94 transitions. [2022-12-15 02:07:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2022-12-15 02:07:44,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:07:44,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:44,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 87 states and 96 transitions. [2022-12-15 02:07:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2022-12-15 02:07:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:07:45,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:45,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 86 states and 95 transitions. [2022-12-15 02:07:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2022-12-15 02:07:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:07:46,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:46,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:46,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2022-12-15 02:07:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2022-12-15 02:07:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:07:46,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:46,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:46,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2022-12-15 02:07:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2022-12-15 02:07:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:07:46,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:46,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:47,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2022-12-15 02:07:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2022-12-15 02:07:47,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:47,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:47,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:47,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2022-12-15 02:07:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2022-12-15 02:07:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:48,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:48,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:48,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2022-12-15 02:07:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2022-12-15 02:07:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:49,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:49,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2022-12-15 02:07:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2022-12-15 02:07:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:07:51,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:51,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2022-12-15 02:07:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2022-12-15 02:07:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:07:51,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:51,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:53,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:53,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 82 states and 90 transitions. [2022-12-15 02:07:53,699 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2022-12-15 02:07:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:07:53,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:53,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:54,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2022-12-15 02:07:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2022-12-15 02:07:54,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:07:54,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:54,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:54,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2022-12-15 02:07:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2022-12-15 02:07:55,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:07:55,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:55,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:55,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2022-12-15 02:07:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2022-12-15 02:07:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:07:55,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:55,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:56,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2022-12-15 02:07:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2022-12-15 02:07:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:07:59,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:59,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:59,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2022-12-15 02:07:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2022-12-15 02:07:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:07:59,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:59,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:00,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2022-12-15 02:08:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2022-12-15 02:08:03,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:08:03,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-12-15 02:08:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-12-15 02:08:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:08:06,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:06,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-12-15 02:08:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-12-15 02:08:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:08:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2022-12-15 02:08:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2022-12-15 02:08:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:08:09,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:09,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:16,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-12-15 02:08:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-12-15 02:08:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:08:16,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:16,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:16,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2022-12-15 02:08:16,554 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2022-12-15 02:08:16,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:08:16,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:16,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2022-12-15 02:08:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2022-12-15 02:08:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:08:17,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:17,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:19,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-12-15 02:08:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-12-15 02:08:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:08:19,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:19,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:19,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2022-12-15 02:08:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2022-12-15 02:08:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:08:19,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:19,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-12-15 02:08:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-12-15 02:08:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:08:29,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:29,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:30,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2022-12-15 02:08:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2022-12-15 02:08:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:08:30,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:30,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:31,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2022-12-15 02:08:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2022-12-15 02:08:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:08:31,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:31,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-12-15 02:08:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-12-15 02:08:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:08:33,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:33,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2022-12-15 02:08:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2022-12-15 02:08:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:08:34,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:34,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:47,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-12-15 02:08:47,738 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-12-15 02:08:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:47,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:47,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2022-12-15 02:08:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2022-12-15 02:08:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:48,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:48,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:51,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2022-12-15 02:08:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2022-12-15 02:08:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:55,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:55,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-12-15 02:08:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-12-15 02:08:58,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:58,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:58,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2022-12-15 02:08:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2022-12-15 02:08:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:58,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:58,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:18,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-12-15 02:09:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-12-15 02:09:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:09:18,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:18,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:09:18,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:09:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:09:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:09:18,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:09:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:09:18,605 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 44 iterations. [2022-12-15 02:09:18,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:09:18 ImpRootNode [2022-12-15 02:09:18,641 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:09:18,642 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:09:18,642 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:09:18,642 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:09:18,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:07:42" (3/4) ... [2022-12-15 02:09:18,644 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 02:09:18,684 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:09:18,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:09:18,685 INFO L158 Benchmark]: Toolchain (without parser) took 96591.06ms. Allocated memory was 138.4MB in the beginning and 736.1MB in the end (delta: 597.7MB). Free memory was 101.3MB in the beginning and 497.9MB in the end (delta: -396.7MB). Peak memory consumption was 202.9MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,685 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:09:18,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.88ms. Allocated memory is still 138.4MB. Free memory was 101.1MB in the beginning and 84.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.83ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,686 INFO L158 Benchmark]: Boogie Preprocessor took 27.53ms. Allocated memory is still 138.4MB. Free memory was 82.2MB in the beginning and 80.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,686 INFO L158 Benchmark]: RCFGBuilder took 453.48ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 136.3MB in the end (delta: -55.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,687 INFO L158 Benchmark]: CodeCheck took 95714.19ms. Allocated memory was 167.8MB in the beginning and 736.1MB in the end (delta: 568.3MB). Free memory was 136.3MB in the beginning and 502.1MB in the end (delta: -365.8MB). Peak memory consumption was 202.2MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,687 INFO L158 Benchmark]: Witness Printer took 42.54ms. Allocated memory is still 736.1MB. Free memory was 502.1MB in the beginning and 497.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:09:18,689 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, 92 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 95.6s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5360 SdHoareTripleChecker+Valid, 20.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3932 mSDsluCounter, 204 SdHoareTripleChecker+Invalid, 18.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6722 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23404 IncrementalHoareTripleChecker+Invalid, 30126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6722 mSolverCounterUnsat, 204 mSDtfsCounter, 23404 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6162 GetRequests, 5100 SyntacticMatches, 128 SemanticMatches, 934 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491918 ImplicationChecksByTransitivity, 88.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 24.1s InterpolantComputationTime, 788 NumberOfCodeBlocks, 788 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 3433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 43 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 601]: integer overflow possible integer overflow possible We found a FailurePath: [L548] int* x = __builtin_alloca (sizeof(int)); [L549] int* y = __builtin_alloca (sizeof(int)); [L550] int* z = __builtin_alloca (sizeof(int)); [L551] int* m = __builtin_alloca (sizeof(int)); [L552] int* n = __builtin_alloca (sizeof(int)); [L553] *y = __VERIFIER_nondet_int() [L554] *z = __VERIFIER_nondet_int() [L555] COND FALSE !(__VERIFIER_nondet_int()) [L558] *x = -1 [L560] EXPR \read(*x) VAL [\read(*x)=-1, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L560] COND FALSE !(*x > 0) [L563] EXPR \read(*x) [L563] (*x)-- [L565] EXPR \read(*x) VAL [\read(*x)=-2, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L565] COND FALSE !(*x > 0) [L568] EXPR \read(*x) [L568] (*x)-- [L570] EXPR \read(*x) VAL [\read(*x)=-3, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L570] COND FALSE !(*x > 0) [L573] EXPR \read(*x) [L573] (*x)-- [L575] EXPR \read(*x) VAL [\read(*x)=-4, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L575] COND FALSE !(*x > 0) [L578] EXPR \read(*x) [L578] (*x)-- [L580] EXPR \read(*x) VAL [\read(*x)=-5, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L580] COND FALSE !(*x > 0) [L583] EXPR \read(*x) [L583] (*x)-- [L585] EXPR \read(*x) VAL [\read(*x)=-6, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L585] COND FALSE !(*x > 0) [L588] EXPR \read(*x) [L588] (*x)-- [L590] EXPR \read(*x) VAL [\read(*x)=-7, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L590] COND FALSE !(*x > 0) [L593] EXPR \read(*x) [L593] (*x)-- [L595] EXPR \read(*x) VAL [\read(*x)=-8, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L595] COND FALSE !(*x > 0) [L598] EXPR \read(*x) [L598] (*x)-- [L600] EXPR \read(*y) [L600] *y < 100 && *z < 100 [L600] EXPR \read(*z) [L600] *y < 100 && *z < 100 VAL [*y < 100 && *z < 100=1, \read(*y)=-2147483640, \read(*z)=-8, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L600] COND TRUE *y < 100 && *z < 100 [L601] EXPR \read(*y) [L601] EXPR \read(*x) VAL [\read(*x)=-9, \read(*y)=-2147483640, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] [L601] *y + *x VAL [\read(*x)=-9, \read(*y)=-2147483640, __builtin_alloca (sizeof(int))={28631:0}, __builtin_alloca (sizeof(int))={28635:0}, __builtin_alloca (sizeof(int))={28632:0}, __builtin_alloca (sizeof(int))={28636:0}, __builtin_alloca (sizeof(int))={28633:0}, m={28635:0}, n={28636:0}, x={28632:0}, y={28631:0}, z={28633:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.88ms. Allocated memory is still 138.4MB. Free memory was 101.1MB in the beginning and 84.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.83ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.53ms. Allocated memory is still 138.4MB. Free memory was 82.2MB in the beginning and 80.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 453.48ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 136.3MB in the end (delta: -55.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * CodeCheck took 95714.19ms. Allocated memory was 167.8MB in the beginning and 736.1MB in the end (delta: 568.3MB). Free memory was 136.3MB in the beginning and 502.1MB in the end (delta: -365.8MB). Peak memory consumption was 202.2MB. Max. memory is 16.1GB. * Witness Printer took 42.54ms. Allocated memory is still 736.1MB. Free memory was 502.1MB in the beginning and 497.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-15 02:09:18,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f28ff7b-8565-4d08-b31f-9e41b06546f3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)