./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/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_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/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 32bit --witnessprinter.graph.data.programhash b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 --- 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 [2022-12-14 23:47:11,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:47:11,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:47:11,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:47:11,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:47:11,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:47:11,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:47:11,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:47:11,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:47:11,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:47:11,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:47:11,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:47:11,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:47:11,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:47:11,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:47:11,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:47:11,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:47:11,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:47:11,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:47:11,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:47:11,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:47:11,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:47:11,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:47:11,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:47:11,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:47:11,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:47:11,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:47:11,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:47:11,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:47:11,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:47:11,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:47:11,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:47:11,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:47:11,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:47:11,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:47:11,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:47:11,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:47:11,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:47:11,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:47:11,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:47:11,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:47:11,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:47:11,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:47:11,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:47:11,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:47:11,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:47:11,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:47:11,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:47:11,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:47:11,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:47:11,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:47:11,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:47:11,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:47:11,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:47:11,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:47:11,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:47:11,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:47:11,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:47:11,907 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:47:11,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:47:11,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:47:11,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:47:11,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:47:11,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:47:11,908 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:47:11,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:47:11,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:47:11,909 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_6a8d230f-ab3f-4dec-91ac-895001b42fd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2022-12-14 23:47:12,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:47:12,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:47:12,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:47:12,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:47:12,122 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:47:12,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-12-14 23:47:14,792 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:47:15,012 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:47:15,013 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2022-12-14 23:47:15,022 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/data/a2a71a477/95eb16fcc2aa42a99261c4c8a57bac56/FLAG846282486 [2022-12-14 23:47:15,035 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/data/a2a71a477/95eb16fcc2aa42a99261c4c8a57bac56 [2022-12-14 23:47:15,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:47:15,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:47:15,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:47:15,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:47:15,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:47:15,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf3d783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15, skipping insertion in model container [2022-12-14 23:47:15,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:47:15,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:47:15,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:47:15,253 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:47:15,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:47:15,299 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:47:15,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15 WrapperNode [2022-12-14 23:47:15,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:47:15,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:47:15,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:47:15,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:47:15,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,329 INFO L138 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-12-14 23:47:15,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:47:15,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:47:15,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:47:15,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:47:15,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,347 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:47:15,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:47:15,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:47:15,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:47:15,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:47:15,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:47:15,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:47:15,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 23:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:47:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:47:15,517 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:47:15,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:47:15,693 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:47:15,762 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:47:15,762 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:47:15,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:15 BoogieIcfgContainer [2022-12-14 23:47:15,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:47:15,765 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:47:15,765 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:47:15,774 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:47:15,774 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:15" (1/1) ... [2022-12-14 23:47:15,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:47:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-12-14 23:47:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-12-14 23:47:15,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:47:15,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:15,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-12-14 23:47:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-12-14 23:47:16,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:47:16,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-12-14 23:47:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-12-14 23:47:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:47:16,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 23:47:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 23:47:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:47:16,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-12-14 23:47:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-12-14 23:47:16,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:47:16,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 23:47:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 23:47:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:47:16,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-12-14 23:47:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-14 23:47:16,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:47:16,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 23:47:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 23:47:16,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:47:16,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:16,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:17,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2022-12-14 23:47:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-14 23:47:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:47:17,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:17,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2022-12-14 23:47:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2022-12-14 23:47:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:47:17,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-14 23:47:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-14 23:47:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:47:18,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:18,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2022-12-14 23:47:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2022-12-14 23:47:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:47:18,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:18,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:18,184 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2022-12-14 23:47:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-12-14 23:47:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:47:18,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:18,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2022-12-14 23:47:18,799 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2022-12-14 23:47:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:47:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:18,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:19,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2022-12-14 23:47:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-14 23:47:19,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:47:19,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:19,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2022-12-14 23:47:19,800 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2022-12-14 23:47:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:47:19,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:19,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-12-14 23:47:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-12-14 23:47:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:47:20,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:20,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:20,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2022-12-14 23:47:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2022-12-14 23:47:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:47:20,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:20,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-12-14 23:47:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-12-14 23:47:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:47:20,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:20,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2022-12-14 23:47:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2022-12-14 23:47:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:47:21,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:21,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-12-14 23:47:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-12-14 23:47:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:47:22,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:23,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2022-12-14 23:47:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2022-12-14 23:47:23,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:47:23,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:23,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 82 states and 111 transitions. [2022-12-14 23:47:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 111 transitions. [2022-12-14 23:47:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:47:23,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:23,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:24,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 88 states and 118 transitions. [2022-12-14 23:47:24,559 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2022-12-14 23:47:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:47:24,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:24,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2022-12-14 23:47:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2022-12-14 23:47:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:47:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:25,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:26,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 97 states and 132 transitions. [2022-12-14 23:47:26,284 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 132 transitions. [2022-12-14 23:47:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:47:26,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:26,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:26,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 100 states and 135 transitions. [2022-12-14 23:47:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 135 transitions. [2022-12-14 23:47:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 23:47:26,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:26,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:26,930 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 56 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:28,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 142 transitions. [2022-12-14 23:47:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 142 transitions. [2022-12-14 23:47:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:47:28,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:28,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2022-12-14 23:47:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2022-12-14 23:47:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:47:28,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:28,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 115 states and 156 transitions. [2022-12-14 23:47:30,156 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 156 transitions. [2022-12-14 23:47:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:47:30,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:30,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:30,400 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:30,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 118 states and 159 transitions. [2022-12-14 23:47:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 159 transitions. [2022-12-14 23:47:30,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:47:30,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:30,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 85 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:32,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 124 states and 166 transitions. [2022-12-14 23:47:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2022-12-14 23:47:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:47:32,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:32,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:32,573 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:33,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2022-12-14 23:47:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2022-12-14 23:47:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 23:47:33,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:33,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:33,435 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 133 states and 180 transitions. [2022-12-14 23:47:34,334 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 180 transitions. [2022-12-14 23:47:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:47:34,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:34,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 136 states and 183 transitions. [2022-12-14 23:47:34,825 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 183 transitions. [2022-12-14 23:47:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:47:34,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:34,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 120 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 142 states and 190 transitions. [2022-12-14 23:47:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2022-12-14 23:47:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:47:36,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:36,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2022-12-14 23:47:37,186 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2022-12-14 23:47:37,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 23:47:37,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:37,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 151 states and 204 transitions. [2022-12-14 23:47:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 204 transitions. [2022-12-14 23:47:38,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 23:47:38,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:38,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 154 states and 207 transitions. [2022-12-14 23:47:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2022-12-14 23:47:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 23:47:39,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:39,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 161 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 160 states and 214 transitions. [2022-12-14 23:47:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 214 transitions. [2022-12-14 23:47:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:47:41,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:41,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2022-12-14 23:47:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2022-12-14 23:47:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 23:47:42,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:42,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:42,722 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2022-12-14 23:47:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2022-12-14 23:47:43,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:47:43,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:43,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 172 states and 231 transitions. [2022-12-14 23:47:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 231 transitions. [2022-12-14 23:47:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 23:47:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:44,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 208 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 178 states and 238 transitions. [2022-12-14 23:47:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 238 transitions. [2022-12-14 23:47:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:47:46,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:46,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:47,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2022-12-14 23:47:47,682 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2022-12-14 23:47:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 23:47:47,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:49,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 187 states and 252 transitions. [2022-12-14 23:47:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 252 transitions. [2022-12-14 23:47:49,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:47:49,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:49,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 190 states and 255 transitions. [2022-12-14 23:47:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 255 transitions. [2022-12-14 23:47:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 23:47:50,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:50,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 261 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:53,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 196 states and 262 transitions. [2022-12-14 23:47:53,173 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2022-12-14 23:47:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:47:53,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:53,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2022-12-14 23:47:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2022-12-14 23:47:54,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 23:47:54,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:54,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:54,851 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:56,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 205 states and 276 transitions. [2022-12-14 23:47:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 276 transitions. [2022-12-14 23:47:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:47:56,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:56,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 208 states and 279 transitions. [2022-12-14 23:47:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 279 transitions. [2022-12-14 23:47:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 23:47:56,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:56,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 320 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 214 states and 286 transitions. [2022-12-14 23:47:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 286 transitions. [2022-12-14 23:47:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 23:47:59,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:59,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2022-12-14 23:48:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2022-12-14 23:48:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 23:48:01,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:01,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:01,867 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 223 states and 300 transitions. [2022-12-14 23:48:03,399 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 300 transitions. [2022-12-14 23:48:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 23:48:03,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:03,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:04,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 226 states and 303 transitions. [2022-12-14 23:48:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 303 transitions. [2022-12-14 23:48:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 23:48:04,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:04,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:05,037 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 385 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 232 states and 310 transitions. [2022-12-14 23:48:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 310 transitions. [2022-12-14 23:48:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 23:48:07,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:07,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2022-12-14 23:48:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2022-12-14 23:48:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 23:48:09,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:09,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:09,748 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:11,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 241 states and 324 transitions. [2022-12-14 23:48:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 324 transitions. [2022-12-14 23:48:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 23:48:11,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:11,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:12,416 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:12,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 244 states and 327 transitions. [2022-12-14 23:48:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 327 transitions. [2022-12-14 23:48:12,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 23:48:12,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:12,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 456 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:15,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 250 states and 334 transitions. [2022-12-14 23:48:15,785 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 334 transitions. [2022-12-14 23:48:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 23:48:15,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:15,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:17,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2022-12-14 23:48:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2022-12-14 23:48:17,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 23:48:17,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:17,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:18,332 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:20,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 259 states and 348 transitions. [2022-12-14 23:48:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 348 transitions. [2022-12-14 23:48:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 23:48:20,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:20,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 262 states and 351 transitions. [2022-12-14 23:48:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 351 transitions. [2022-12-14 23:48:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 23:48:21,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:21,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 533 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:24,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:24,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 268 states and 358 transitions. [2022-12-14 23:48:24,978 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 358 transitions. [2022-12-14 23:48:24,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 23:48:24,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:24,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:26,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:26,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 272 states and 364 transitions. [2022-12-14 23:48:26,817 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2022-12-14 23:48:26,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 23:48:26,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:26,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:27,568 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 277 states and 372 transitions. [2022-12-14 23:48:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 372 transitions. [2022-12-14 23:48:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 23:48:29,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:29,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:30,045 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:30,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 280 states and 375 transitions. [2022-12-14 23:48:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 375 transitions. [2022-12-14 23:48:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 23:48:30,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:30,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 616 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 286 states and 382 transitions. [2022-12-14 23:48:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 382 transitions. [2022-12-14 23:48:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 23:48:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:34,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-12-14 23:48:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-12-14 23:48:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 23:48:36,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 295 states and 396 transitions. [2022-12-14 23:48:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 396 transitions. [2022-12-14 23:48:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 23:48:39,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:39,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:40,371 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 298 states and 399 transitions. [2022-12-14 23:48:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 399 transitions. [2022-12-14 23:48:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 23:48:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:40,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:42,014 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 705 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 304 states and 406 transitions. [2022-12-14 23:48:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 406 transitions. [2022-12-14 23:48:44,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 23:48:44,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 308 states and 412 transitions. [2022-12-14 23:48:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 412 transitions. [2022-12-14 23:48:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 23:48:46,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:46,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:49,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 313 states and 420 transitions. [2022-12-14 23:48:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 420 transitions. [2022-12-14 23:48:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 23:48:49,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:49,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:51,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 316 states and 423 transitions. [2022-12-14 23:48:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 423 transitions. [2022-12-14 23:48:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 23:48:51,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:51,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 800 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 322 states and 430 transitions. [2022-12-14 23:48:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 430 transitions. [2022-12-14 23:48:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 23:48:55,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:55,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:48:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 326 states and 436 transitions. [2022-12-14 23:48:58,218 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2022-12-14 23:48:58,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 23:48:58,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:58,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:59,168 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 0 proven. 901 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2022-12-14 23:49:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2022-12-14 23:49:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 23:49:01,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:01,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 334 states and 447 transitions. [2022-12-14 23:49:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 447 transitions. [2022-12-14 23:49:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 23:49:02,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:02,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 901 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:06,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:06,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 340 states and 454 transitions. [2022-12-14 23:49:06,805 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 454 transitions. [2022-12-14 23:49:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 23:49:06,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 344 states and 460 transitions. [2022-12-14 23:49:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 460 transitions. [2022-12-14 23:49:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 23:49:09,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:09,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:10,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 349 states and 468 transitions. [2022-12-14 23:49:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 468 transitions. [2022-12-14 23:49:12,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 23:49:12,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:12,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 352 states and 471 transitions. [2022-12-14 23:49:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 471 transitions. [2022-12-14 23:49:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 23:49:14,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:14,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 1008 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:19,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 358 states and 478 transitions. [2022-12-14 23:49:19,490 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 478 transitions. [2022-12-14 23:49:19,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 23:49:19,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:19,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:20,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 362 states and 484 transitions. [2022-12-14 23:49:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 484 transitions. [2022-12-14 23:49:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 23:49:22,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:22,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:23,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1121 backedges. 0 proven. 1121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 367 states and 492 transitions. [2022-12-14 23:49:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 492 transitions. [2022-12-14 23:49:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 23:49:26,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:26,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:27,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 370 states and 495 transitions. [2022-12-14 23:49:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 495 transitions. [2022-12-14 23:49:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 23:49:28,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:28,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:29,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 1121 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:32,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 376 states and 502 transitions. [2022-12-14 23:49:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 502 transitions. [2022-12-14 23:49:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 23:49:32,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 380 states and 508 transitions. [2022-12-14 23:49:35,973 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 508 transitions. [2022-12-14 23:49:35,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 23:49:35,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:35,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:40,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:40,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 385 states and 516 transitions. [2022-12-14 23:49:40,549 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 516 transitions. [2022-12-14 23:49:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 23:49:40,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:40,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 388 states and 519 transitions. [2022-12-14 23:49:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 519 transitions. [2022-12-14 23:49:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 23:49:42,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:42,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 1240 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:49:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 240 states and 258 transitions. [2022-12-14 23:49:46,109 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 258 transitions. [2022-12-14 23:49:46,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:49:46,109 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2022-12-14 23:49:46,115 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 23:49:47,155 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:49:47,161 INFO L560 CodeCheckObserver]: Invariant with dag size 103 [2022-12-14 23:49:47,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:49:47 ImpRootNode [2022-12-14 23:49:47,165 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:49:47,166 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:49:47,166 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:49:47,166 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:49:47,166 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:15" (3/4) ... [2022-12-14 23:49:47,168 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:49:47,174 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-12-14 23:49:47,174 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 23:49:47,175 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 23:49:47,175 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:49:47,213 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:49:47,213 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:49:47,213 INFO L158 Benchmark]: Toolchain (without parser) took 152174.22ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 104.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 546.6MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,214 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:49:47,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.66ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 87.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.65ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 85.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,215 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 134.2MB. Free memory was 85.3MB in the beginning and 83.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,215 INFO L158 Benchmark]: RCFGBuilder took 414.58ms. Allocated memory is still 134.2MB. Free memory was 83.7MB in the beginning and 63.2MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,215 INFO L158 Benchmark]: CodeCheck took 151400.16ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 62.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 502.6MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,216 INFO L158 Benchmark]: Witness Printer took 47.14ms. Allocated memory is still 1.8GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:49:47,217 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, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 150.3s, OverallIterations: 92, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22828 SdHoareTripleChecker+Valid, 129.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20264 mSDsluCounter, 678 SdHoareTripleChecker+Invalid, 114.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22530 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 89162 IncrementalHoareTripleChecker+Invalid, 111692 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22530 mSolverCounterUnsat, 678 mSDtfsCounter, 89162 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42402 GetRequests, 41208 SyntacticMatches, 110 SemanticMatches, 1084 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588277 ImplicationChecksByTransitivity, 107.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 47.3s InterpolantComputationTime, 5656 NumberOfCodeBlocks, 5656 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 5565 ConstructedInterpolants, 0 QuantifiedInterpolants, 16658 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 10 PerfectInterpolantSequences, 9038/34713 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: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: length <= 19 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((((((((((((((((((((c <= 19 && 14 <= c) && !(length <= 13)) && length <= 14) || (((c <= 19 && length <= 3) && 3 <= c) && !(length <= 2))) || (((c <= 19 && 11 <= c) && !(length <= 10)) && length <= 11)) || (((c <= 19 && 6 <= c) && !(length <= 5)) && length <= 6)) || (((c <= 19 && 17 <= c) && length <= 17) && !(length <= 16))) || (((c <= 19 && length <= 9) && !(length <= 8)) && 9 <= c)) || (((c <= 19 && length <= 7) && 7 <= c) && !(length <= 6))) || (((c <= 19 && length <= 1) && 1 <= c) && 1 <= length)) || (((c <= 19 && length <= 16) && 16 <= c) && !(length <= 15))) || (((c <= 19 && length <= 12) && !(length <= 11)) && 12 <= c)) || (c == 0 && length == 0)) || (((c <= 19 && 5 <= c) && !(length <= 4)) && length <= 5)) || (((c <= 19 && length <= 13) && 13 <= c) && !(length <= 12))) || (((c <= 19 && 19 <= c) && length <= 19) && !(length <= 18))) || (((c <= 19 && 10 <= c) && !(length <= 9)) && length <= 10)) || (((c <= 19 && length <= 4) && 4 <= c) && !(length <= 3))) || (((c <= 19 && length <= 2) && !(length <= 1)) && 2 <= c)) || (((c <= 19 && 18 <= c) && length <= 18) && !(length <= 17))) || (((c <= 19 && length <= 15) && 15 <= c) && !(length <= 14))) || (((c <= 19 && !(length <= 7)) && 8 <= c) && length <= 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.66ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 87.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.65ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 85.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 134.2MB. Free memory was 85.3MB in the beginning and 83.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 414.58ms. Allocated memory is still 134.2MB. Free memory was 83.7MB in the beginning and 63.2MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 151400.16ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 62.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 502.6MB. Max. memory is 16.1GB. * Witness Printer took 47.14ms. Allocated memory is still 1.8GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:49:47,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8d230f-ab3f-4dec-91ac-895001b42fd9/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 Result: TRUE