./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8284ff34e06e895e53809528da5279897bab7f9d203b904176dcbdf69fe99f4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:19,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:19,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:30:19,818 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:19,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:19,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:19,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:19,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:19,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:19,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:19,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:19,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:19,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:19,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:19,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:19,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:19,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:19,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:19,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:19,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:19,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:19,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:19,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:19,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:19,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:19,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:19,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:19,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:19,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:19,877 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:19,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:19,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:19,879 INFO L153 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_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8284ff34e06e895e53809528da5279897bab7f9d203b904176dcbdf69fe99f4e [2023-11-23 20:30:20,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:20,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:20,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:20,275 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:20,276 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:20,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/wc-1.i [2023-11-23 20:30:23,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:23,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:23,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/sv-benchmarks/c/busybox-1.22.0/wc-1.i [2023-11-23 20:30:23,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/data/fa91f10cf/4247daadecc545fab3bd602b24343b2e/FLAG38a565c50 [2023-11-23 20:30:23,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/data/fa91f10cf/4247daadecc545fab3bd602b24343b2e [2023-11-23 20:30:23,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:23,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:23,937 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:23,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:23,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:23,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:23" (1/1) ... [2023-11-23 20:30:23,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244527a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:23, skipping insertion in model container [2023-11-23 20:30:23,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:23" (1/1) ... [2023-11-23 20:30:24,039 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:25,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:25,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:25,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:26,115 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,115 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,115 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,116 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,116 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,116 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,116 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,116 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:26,129 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:26,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26 WrapperNode [2023-11-23 20:30:26,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:26,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:26,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:26,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:26,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,323 INFO L138 Inliner]: procedures = 577, calls = 489, calls flagged for inlining = 31, calls inlined = 29, statements flattened = 1942 [2023-11-23 20:30:26,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:26,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:26,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:26,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:26,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:26,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:26,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:26,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:26,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:26" (1/1) ... [2023-11-23 20:30:26,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:26,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:26,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:26,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08acc94d-ec5c-4f89-ace9-53e759393e8b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:26,657 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:30:26,658 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:30:26,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:30:26,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:30:26,659 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:30:26,659 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:30:26,659 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:30:26,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:30:26,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:26,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:26,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:30:26,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:30:26,663 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:30:26,663 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:30:26,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:30:26,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:30:26,663 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:30:26,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:30:26,664 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:30:26,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:30:26,664 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:30:26,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:30:26,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:30:26,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:30:26,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:30:26,665 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:30:26,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:30:26,666 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:30:26,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:30:26,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:30:26,667 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:30:26,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:30:26,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:27,240 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:27,242 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:29,009 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:29,927 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:29,927 INFO L309 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-23 20:30:29,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:29 BoogieIcfgContainer [2023-11-23 20:30:29,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:29,930 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:29,930 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:29,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:29,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:29" (1/1) ... [2023-11-23 20:30:29,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 406 states and 566 transitions. [2023-11-23 20:30:30,027 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 566 transitions. [2023-11-23 20:30:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:30:30,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 408 states and 569 transitions. [2023-11-23 20:30:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 569 transitions. [2023-11-23 20:30:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:30:30,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 409 states and 570 transitions. [2023-11-23 20:30:30,934 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 570 transitions. [2023-11-23 20:30:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:30,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 411 states and 573 transitions. [2023-11-23 20:30:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-23 20:30:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:30:31,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 410 states and 572 transitions. [2023-11-23 20:30:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 572 transitions. [2023-11-23 20:30:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:30:31,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 411 states and 573 transitions. [2023-11-23 20:30:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-23 20:30:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:30:31,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 410 states and 572 transitions. [2023-11-23 20:30:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 572 transitions. [2023-11-23 20:30:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:30:32,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:32,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:30:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 409 states and 571 transitions. [2023-11-23 20:30:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 571 transitions. [2023-11-23 20:30:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:30:32,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 412 states and 574 transitions. [2023-11-23 20:30:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 574 transitions. [2023-11-23 20:30:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:30:32,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:32,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 415 states and 577 transitions. [2023-11-23 20:30:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 577 transitions. [2023-11-23 20:30:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:30:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 418 states and 580 transitions. [2023-11-23 20:30:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 580 transitions. [2023-11-23 20:30:33,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:30:33,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,107 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 421 states and 583 transitions. [2023-11-23 20:30:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 583 transitions. [2023-11-23 20:30:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:30:34,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 424 states and 586 transitions. [2023-11-23 20:30:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 586 transitions. [2023-11-23 20:30:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:30:34,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 427 states and 589 transitions. [2023-11-23 20:30:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 589 transitions. [2023-11-23 20:30:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:30:35,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:35,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 430 states and 592 transitions. [2023-11-23 20:30:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 592 transitions. [2023-11-23 20:30:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:30:36,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,531 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:36,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 433 states and 594 transitions. [2023-11-23 20:30:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 594 transitions. [2023-11-23 20:30:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:30:36,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,108 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 432 states and 593 transitions. [2023-11-23 20:30:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 593 transitions. [2023-11-23 20:30:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:37,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 431 states and 592 transitions. [2023-11-23 20:30:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 592 transitions. [2023-11-23 20:30:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:30:37,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 430 states and 591 transitions. [2023-11-23 20:30:37,836 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 591 transitions. [2023-11-23 20:30:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:30:37,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 431 states and 593 transitions. [2023-11-23 20:30:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 593 transitions. [2023-11-23 20:30:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:30:38,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 432 states and 594 transitions. [2023-11-23 20:30:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 594 transitions. [2023-11-23 20:30:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:30:38,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:38,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 433 states and 595 transitions. [2023-11-23 20:30:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 595 transitions. [2023-11-23 20:30:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:30:38,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 436 states and 599 transitions. [2023-11-23 20:30:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2023-11-23 20:30:38,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:38,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,223 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:39,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 437 states and 600 transitions. [2023-11-23 20:30:39,246 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 600 transitions. [2023-11-23 20:30:39,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:30:39,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:39,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,474 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:30:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 443 states and 611 transitions. [2023-11-23 20:30:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 611 transitions. [2023-11-23 20:30:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:30:39,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:39,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:40,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-23 20:30:40,562 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-23 20:30:40,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:30:40,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:30:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 446 states and 616 transitions. [2023-11-23 20:30:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 616 transitions. [2023-11-23 20:30:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:30:40,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:30:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-23 20:30:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-23 20:30:41,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:30:41,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 448 states and 620 transitions. [2023-11-23 20:30:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 620 transitions. [2023-11-23 20:30:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:30:41,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,022 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:30:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 450 states and 622 transitions. [2023-11-23 20:30:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 622 transitions. [2023-11-23 20:30:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:30:42,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:30:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 451 states and 625 transitions. [2023-11-23 20:30:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 625 transitions. [2023-11-23 20:30:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:30:43,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:44,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 455 states and 630 transitions. [2023-11-23 20:30:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 630 transitions. [2023-11-23 20:30:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:30:44,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:44,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:30:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 456 states and 630 transitions. [2023-11-23 20:30:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 630 transitions. [2023-11-23 20:30:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:30:44,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:44,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 460 states and 635 transitions. [2023-11-23 20:30:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 635 transitions. [2023-11-23 20:30:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:30:45,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:30:45,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 459 states and 634 transitions. [2023-11-23 20:30:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 634 transitions. [2023-11-23 20:30:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:30:45,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:30:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:46,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 460 states and 635 transitions. [2023-11-23 20:30:46,460 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 635 transitions. [2023-11-23 20:30:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:30:46,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:46,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:46,947 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 461 states and 636 transitions. [2023-11-23 20:30:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 636 transitions. [2023-11-23 20:30:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:30:47,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 465 states and 641 transitions. [2023-11-23 20:30:47,664 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 641 transitions. [2023-11-23 20:30:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:30:47,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 466 states and 642 transitions. [2023-11-23 20:30:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 642 transitions. [2023-11-23 20:30:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:30:47,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:30:48,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 467 states and 644 transitions. [2023-11-23 20:30:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 644 transitions. [2023-11-23 20:30:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:30:48,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:30:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 468 states and 644 transitions. [2023-11-23 20:30:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 644 transitions. [2023-11-23 20:30:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:30:49,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:49,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 471 states and 648 transitions. [2023-11-23 20:30:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 648 transitions. [2023-11-23 20:30:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:30:49,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:49,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:49,923 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 475 states and 653 transitions. [2023-11-23 20:30:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 653 transitions. [2023-11-23 20:30:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:30:50,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:50,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 476 states and 654 transitions. [2023-11-23 20:30:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 654 transitions. [2023-11-23 20:30:50,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:30:50,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:50,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:50,925 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:30:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 485 states and 670 transitions. [2023-11-23 20:30:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 670 transitions. [2023-11-23 20:30:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:30:52,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:52,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 20:30:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:53,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 486 states and 671 transitions. [2023-11-23 20:30:53,419 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 671 transitions. [2023-11-23 20:30:53,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:30:53,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:53,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 488 states and 674 transitions. [2023-11-23 20:30:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 674 transitions. [2023-11-23 20:30:53,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:30:53,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:53,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:30:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 498 states and 690 transitions. [2023-11-23 20:30:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 690 transitions. [2023-11-23 20:30:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:30:55,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:55,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 497 states and 688 transitions. [2023-11-23 20:30:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 688 transitions. [2023-11-23 20:30:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:30:56,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:56,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 496 states and 687 transitions. [2023-11-23 20:30:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 687 transitions. [2023-11-23 20:30:56,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:30:56,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:56,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:57,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 495 states and 686 transitions. [2023-11-23 20:30:57,544 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 686 transitions. [2023-11-23 20:30:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:30:57,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:57,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 494 states and 685 transitions. [2023-11-23 20:30:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 685 transitions. [2023-11-23 20:30:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:30:57,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:57,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 493 states and 684 transitions. [2023-11-23 20:30:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 684 transitions. [2023-11-23 20:30:58,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:30:58,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 497 states and 689 transitions. [2023-11-23 20:30:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 689 transitions. [2023-11-23 20:30:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:30:59,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:59,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:30:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 494 states and 682 transitions. [2023-11-23 20:30:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 682 transitions. [2023-11-23 20:30:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:30:59,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:59,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:31:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 496 states and 683 transitions. [2023-11-23 20:31:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 683 transitions. [2023-11-23 20:31:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:00,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:00,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:31:00,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 495 states and 682 transitions. [2023-11-23 20:31:00,770 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 682 transitions. [2023-11-23 20:31:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:00,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:00,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:31:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 499 states and 687 transitions. [2023-11-23 20:31:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 687 transitions. [2023-11-23 20:31:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:01,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:01,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:31:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:02,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 500 states and 687 transitions. [2023-11-23 20:31:02,177 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 687 transitions. [2023-11-23 20:31:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:02,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:02,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:31:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 502 states and 688 transitions. [2023-11-23 20:31:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 688 transitions. [2023-11-23 20:31:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:31:02,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:31:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 501 states and 687 transitions. [2023-11-23 20:31:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 687 transitions. [2023-11-23 20:31:03,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:31:03,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:03,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:31:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 501 states and 683 transitions. [2023-11-23 20:31:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 683 transitions. [2023-11-23 20:31:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:31:04,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:04,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms