./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2 --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 d445b49cc9b8ac35e0bc0720b38b344ba4949e5ca588b470eb7e5c5212b50a30 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:12,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:12,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:53:12,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:12,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:12,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:12,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:12,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:12,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:12,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:12,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:12,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:12,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:12,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:12,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:12,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:12,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:12,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:12,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:12,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:12,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:12,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:12,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:12,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:12,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:12,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:12,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:12,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:12,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:12,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:12,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:12,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:12,475 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_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d445b49cc9b8ac35e0bc0720b38b344ba4949e5ca588b470eb7e5c5212b50a30 [2023-11-21 18:53:12,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:12,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:12,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:12,840 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:12,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:12,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/cut-1.i [2023-11-21 18:53:15,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:16,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:16,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/sv-benchmarks/c/busybox-1.22.0/cut-1.i [2023-11-21 18:53:16,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/data/64531f394/6026b71644df4d309c58e07fd8d1a2e3/FLAG7d8a417e3 [2023-11-21 18:53:16,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/data/64531f394/6026b71644df4d309c58e07fd8d1a2e3 [2023-11-21 18:53:16,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:16,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:16,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:16,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:16,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:16,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfcc944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16, skipping insertion in model container [2023-11-21 18:53:16,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:18,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:18,495 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:18,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:19,021 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,021 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,021 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,021 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,022 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,022 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,022 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,022 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,023 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,023 WARN L675 CHandler]: The function strtok is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,023 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:19,031 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:19,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19 WrapperNode [2023-11-21 18:53:19,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:19,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:19,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:19,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:19,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,314 INFO L138 Inliner]: procedures = 581, calls = 569, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2197 [2023-11-21 18:53:19,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:19,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:19,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:19,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:19,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,592 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:19,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:19,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:19,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:19,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:19,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:19,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:19,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fde3f46-53fd-488c-9f39-b2371d8373af/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:53:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:53:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:53:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2023-11-21 18:53:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2023-11-21 18:53:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-21 18:53:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-21 18:53:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:53:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-21 18:53:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-21 18:53:19,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:53:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:53:19,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:53:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:53:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:53:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:53:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:53:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-21 18:53:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:53:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:53:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:53:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:53:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:53:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:53:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:53:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:53:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-11-21 18:53:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-11-21 18:53:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:53:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:53:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:53:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:53:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:53:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:53:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:53:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:53:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:20,244 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:20,248 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:22,431 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:23,188 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:23,188 INFO L308 CfgBuilder]: Removed 35 assume(true) statements. [2023-11-21 18:53:23,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:23 BoogieIcfgContainer [2023-11-21 18:53:23,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:23,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:23,192 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:23,202 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:23,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:23" (1/1) ... [2023-11-21 18:53:23,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 545 states and 754 transitions. [2023-11-21 18:53:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 754 transitions. [2023-11-21 18:53:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:53:23,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:23,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:23,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 547 states and 757 transitions. [2023-11-21 18:53:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 757 transitions. [2023-11-21 18:53:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:53:24,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 548 states and 758 transitions. [2023-11-21 18:53:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 758 transitions. [2023-11-21 18:53:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:53:24,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:24,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 550 states and 761 transitions. [2023-11-21 18:53:24,546 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 761 transitions. [2023-11-21 18:53:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:53:24,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:24,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:53:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 549 states and 760 transitions. [2023-11-21 18:53:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 760 transitions. [2023-11-21 18:53:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:53:24,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:25,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 550 states and 761 transitions. [2023-11-21 18:53:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 761 transitions. [2023-11-21 18:53:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:53:25,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:25,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:25,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 549 states and 760 transitions. [2023-11-21 18:53:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 760 transitions. [2023-11-21 18:53:25,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:53:25,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:25,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:53:25,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 548 states and 759 transitions. [2023-11-21 18:53:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 759 transitions. [2023-11-21 18:53:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:25,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:25,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:25,755 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 551 states and 762 transitions. [2023-11-21 18:53:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 762 transitions. [2023-11-21 18:53:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:53:25,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:25,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 554 states and 765 transitions. [2023-11-21 18:53:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 765 transitions. [2023-11-21 18:53:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:26,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:26,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:26,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:26,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 557 states and 768 transitions. [2023-11-21 18:53:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 768 transitions. [2023-11-21 18:53:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:26,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 560 states and 771 transitions. [2023-11-21 18:53:27,527 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 771 transitions. [2023-11-21 18:53:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:53:27,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:27,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 563 states and 774 transitions. [2023-11-21 18:53:28,113 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 774 transitions. [2023-11-21 18:53:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:28,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:28,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 566 states and 777 transitions. [2023-11-21 18:53:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 777 transitions. [2023-11-21 18:53:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 569 states and 780 transitions. [2023-11-21 18:53:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 780 transitions. [2023-11-21 18:53:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:53:29,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:30,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 572 states and 782 transitions. [2023-11-21 18:53:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 782 transitions. [2023-11-21 18:53:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:53:30,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:30,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:30,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 571 states and 781 transitions. [2023-11-21 18:53:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 781 transitions. [2023-11-21 18:53:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:53:30,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:30,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:30,844 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:30,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 570 states and 780 transitions. [2023-11-21 18:53:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 780 transitions. [2023-11-21 18:53:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:53:30,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:30,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 569 states and 779 transitions. [2023-11-21 18:53:31,197 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 779 transitions. [2023-11-21 18:53:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:53:31,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:31,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 571 states and 782 transitions. [2023-11-21 18:53:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 782 transitions. [2023-11-21 18:53:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:53:31,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:31,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 574 states and 786 transitions. [2023-11-21 18:53:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 786 transitions. [2023-11-21 18:53:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:53:31,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:31,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,198 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 575 states and 787 transitions. [2023-11-21 18:53:32,223 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 787 transitions. [2023-11-21 18:53:32,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:53:32,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:32,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 576 states and 788 transitions. [2023-11-21 18:53:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 788 transitions. [2023-11-21 18:53:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:53:32,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 578 states and 791 transitions. [2023-11-21 18:53:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 791 transitions. [2023-11-21 18:53:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:53:32,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:33,182 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:53:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 584 states and 802 transitions. [2023-11-21 18:53:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 802 transitions. [2023-11-21 18:53:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:53:33,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:33,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:53:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 583 states and 801 transitions. [2023-11-21 18:53:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 801 transitions. [2023-11-21 18:53:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:53:34,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:53:34,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 584 states and 802 transitions. [2023-11-21 18:53:34,394 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 802 transitions. [2023-11-21 18:53:34,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:53:34,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 587 states and 807 transitions. [2023-11-21 18:53:34,872 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 807 transitions. [2023-11-21 18:53:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:53:34,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 591 states and 812 transitions. [2023-11-21 18:53:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 812 transitions. [2023-11-21 18:53:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:53:35,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,643 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:53:36,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 593 states and 815 transitions. [2023-11-21 18:53:36,141 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 815 transitions. [2023-11-21 18:53:36,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:53:36,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:36,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:53:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 595 states and 819 transitions. [2023-11-21 18:53:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 819 transitions. [2023-11-21 18:53:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:53:37,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:37,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:37,337 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:53:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 594 states and 818 transitions. [2023-11-21 18:53:37,776 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 818 transitions. [2023-11-21 18:53:37,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:53:37,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:37,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:38,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 598 states and 823 transitions. [2023-11-21 18:53:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 823 transitions. [2023-11-21 18:53:38,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:53:38,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:53:38,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 600 states and 824 transitions. [2023-11-21 18:53:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 824 transitions. [2023-11-21 18:53:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:53:38,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:39,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 604 states and 829 transitions. [2023-11-21 18:53:39,460 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 829 transitions. [2023-11-21 18:53:39,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:53:39,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:39,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 605 states and 830 transitions. [2023-11-21 18:53:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 830 transitions. [2023-11-21 18:53:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:53:39,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:39,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:40,257 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:53:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 606 states and 831 transitions. [2023-11-21 18:53:40,597 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 831 transitions. [2023-11-21 18:53:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:53:40,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 607 states and 832 transitions. [2023-11-21 18:53:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 832 transitions. [2023-11-21 18:53:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:53:40,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:53:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 608 states and 833 transitions. [2023-11-21 18:53:41,382 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 833 transitions. [2023-11-21 18:53:41,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:53:41,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:41,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 612 states and 838 transitions. [2023-11-21 18:53:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 838 transitions. [2023-11-21 18:53:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:53:42,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 615 states and 842 transitions. [2023-11-21 18:53:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 842 transitions. [2023-11-21 18:53:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:53:42,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 616 states and 843 transitions. [2023-11-21 18:53:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 843 transitions. [2023-11-21 18:53:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:53:42,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 618 states and 846 transitions. [2023-11-21 18:53:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 846 transitions. [2023-11-21 18:53:43,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:53:43,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:43,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:53:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:45,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 627 states and 863 transitions. [2023-11-21 18:53:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 863 transitions. [2023-11-21 18:53:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:53:45,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:53:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 627 states and 862 transitions. [2023-11-21 18:53:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 862 transitions. [2023-11-21 18:53:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:46,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:46,387 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 626 states and 860 transitions. [2023-11-21 18:53:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 860 transitions. [2023-11-21 18:53:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:46,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 625 states and 859 transitions. [2023-11-21 18:53:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 859 transitions. [2023-11-21 18:53:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:53:46,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:53:49,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 635 states and 875 transitions. [2023-11-21 18:53:49,551 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 875 transitions. [2023-11-21 18:53:49,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:49,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 639 states and 880 transitions. [2023-11-21 18:53:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 880 transitions. [2023-11-21 18:53:50,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:50,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 638 states and 879 transitions. [2023-11-21 18:53:50,540 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 879 transitions. [2023-11-21 18:53:50,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:50,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 637 states and 878 transitions. [2023-11-21 18:53:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 878 transitions. [2023-11-21 18:53:51,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:51,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 636 states and 877 transitions. [2023-11-21 18:53:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 877 transitions. [2023-11-21 18:53:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,961 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 635 states and 876 transitions. [2023-11-21 18:53:51,983 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 876 transitions. [2023-11-21 18:53:51,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:51,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:53:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 636 states and 876 transitions. [2023-11-21 18:53:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 876 transitions. [2023-11-21 18:53:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:52,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 640 states and 881 transitions. [2023-11-21 18:53:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 881 transitions. [2023-11-21 18:53:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:53,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:53,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:53:54,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:54,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 637 states and 874 transitions. [2023-11-21 18:53:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 874 transitions. [2023-11-21 18:53:54,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:54,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:54,335 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:53:54,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:54,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 639 states and 875 transitions. [2023-11-21 18:53:54,761 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 875 transitions. [2023-11-21 18:53:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:53:54,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:53:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 638 states and 874 transitions. [2023-11-21 18:53:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 874 transitions. [2023-11-21 18:53:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:55,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:55,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,867 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked.