./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/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_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/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_8cab5845-c933-4c7a-ac6b-9fccbb645b55/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 46eaa86a058d5f8f9ac1a5b9efbcb664547df2e8af2d76b8a7d936d3418cf7e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:45,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:45,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:40:45,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:45,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:45,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:45,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:45,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:45,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:45,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:45,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:45,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:45,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:45,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:45,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:45,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:45,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:45,155 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:45,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:45,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:45,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:45,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:45,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:45,159 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:45,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:45,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:45,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:45,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:45,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:45,162 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:45,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:45,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:45,163 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_8cab5845-c933-4c7a-ac6b-9fccbb645b55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46eaa86a058d5f8f9ac1a5b9efbcb664547df2e8af2d76b8a7d936d3418cf7e2 [2023-11-21 18:40:45,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:45,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:45,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:45,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:45,493 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:45,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2023-11-21 18:40:48,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:49,080 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:49,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2023-11-21 18:40:49,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/data/bc1c4ce93/e5b81bc394af46f08deeb3a1a62227a8/FLAG6a7d1f9e5 [2023-11-21 18:40:49,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/data/bc1c4ce93/e5b81bc394af46f08deeb3a1a62227a8 [2023-11-21 18:40:49,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:49,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:49,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:49,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:49,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:49,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:49" (1/1) ... [2023-11-21 18:40:49,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a93605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:49, skipping insertion in model container [2023-11-21 18:40:49,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:49" (1/1) ... [2023-11-21 18:40:49,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:50,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:50,941 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:51,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:51,320 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:51,320 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:51,320 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:51,328 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:51,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51 WrapperNode [2023-11-21 18:40:51,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:51,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:51,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:51,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:51,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,608 INFO L138 Inliner]: procedures = 575, calls = 398, calls flagged for inlining = 29, calls inlined = 27, statements flattened = 1680 [2023-11-21 18:40:51,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:51,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:51,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:51,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:51,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:51,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:51,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:51,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:51,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:51,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:51,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:51,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cab5845-c933-4c7a-ac6b-9fccbb645b55/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:40:51,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:40:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:40:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:40:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:40:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:40:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:40:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:40:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:40:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:40:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:40:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:40:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:40:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:40:51,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:40:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:51,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:40:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:40:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:40:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:40:51,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:40:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:52,409 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:52,411 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:54,246 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:54,896 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:54,896 INFO L308 CfgBuilder]: Removed 28 assume(true) statements. [2023-11-21 18:40:54,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:54 BoogieIcfgContainer [2023-11-21 18:40:54,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:54,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:54,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:54,910 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:54,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:54" (1/1) ... [2023-11-21 18:40:54,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 377 states and 527 transitions. [2023-11-21 18:40:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 527 transitions. [2023-11-21 18:40:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:40:54,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,537 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 18:40:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 379 states and 530 transitions. [2023-11-21 18:40:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 530 transitions. [2023-11-21 18:40:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:55,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,858 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 18:40:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 380 states and 531 transitions. [2023-11-21 18:40:55,892 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 531 transitions. [2023-11-21 18:40:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:55,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,093 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 18:40:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 382 states and 534 transitions. [2023-11-21 18:40:56,148 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 534 transitions. [2023-11-21 18:40:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:56,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,306 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 18:40:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 381 states and 533 transitions. [2023-11-21 18:40:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 533 transitions. [2023-11-21 18:40:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:56,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,616 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 18:40:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 382 states and 534 transitions. [2023-11-21 18:40:56,683 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 534 transitions. [2023-11-21 18:40:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:56,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,880 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 18:40:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 381 states and 533 transitions. [2023-11-21 18:40:57,039 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 533 transitions. [2023-11-21 18:40:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:57,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,184 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 18:40:57,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 380 states and 532 transitions. [2023-11-21 18:40:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 532 transitions. [2023-11-21 18:40:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:57,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,448 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 18:40:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 383 states and 535 transitions. [2023-11-21 18:40:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 535 transitions. [2023-11-21 18:40:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:57,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,985 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 18:40:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 386 states and 538 transitions. [2023-11-21 18:40:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 538 transitions. [2023-11-21 18:40:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:58,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,440 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 18:40:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 389 states and 541 transitions. [2023-11-21 18:40:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 541 transitions. [2023-11-21 18:40:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:58,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,929 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 18:40:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 392 states and 544 transitions. [2023-11-21 18:40:59,135 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 544 transitions. [2023-11-21 18:40:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:59,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,503 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 18:40:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 395 states and 547 transitions. [2023-11-21 18:40:59,740 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 547 transitions. [2023-11-21 18:40:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:59,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,111 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 18:41:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 398 states and 550 transitions. [2023-11-21 18:41:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 550 transitions. [2023-11-21 18:41:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:00,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:00,668 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 18:41:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 401 states and 553 transitions. [2023-11-21 18:41:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 553 transitions. [2023-11-21 18:41:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:41:00,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,273 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 18:41:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 404 states and 555 transitions. [2023-11-21 18:41:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 555 transitions. [2023-11-21 18:41:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:41:01,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,816 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 18:41:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 403 states and 554 transitions. [2023-11-21 18:41:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 554 transitions. [2023-11-21 18:41:02,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:02,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,217 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 18:41:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 402 states and 553 transitions. [2023-11-21 18:41:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 553 transitions. [2023-11-21 18:41:02,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:02,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,528 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 18:41:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 401 states and 552 transitions. [2023-11-21 18:41:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 552 transitions. [2023-11-21 18:41:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:02,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,876 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 18:41:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 403 states and 555 transitions. [2023-11-21 18:41:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 555 transitions. [2023-11-21 18:41:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:02,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,139 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 18:41:03,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 406 states and 559 transitions. [2023-11-21 18:41:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 559 transitions. [2023-11-21 18:41:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:03,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,411 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 18:41:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 407 states and 560 transitions. [2023-11-21 18:41:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 560 transitions. [2023-11-21 18:41:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:03,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,629 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 18:41:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 408 states and 561 transitions. [2023-11-21 18:41:03,654 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 561 transitions. [2023-11-21 18:41:03,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:03,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,877 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 18:41:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 410 states and 564 transitions. [2023-11-21 18:41:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 564 transitions. [2023-11-21 18:41:04,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:04,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,221 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 18:41:04,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 416 states and 575 transitions. [2023-11-21 18:41:04,627 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 575 transitions. [2023-11-21 18:41:04,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:04,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,860 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 18:41:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 415 states and 574 transitions. [2023-11-21 18:41:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 574 transitions. [2023-11-21 18:41:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:05,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:05,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:05,296 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 18:41:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:05,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 416 states and 575 transitions. [2023-11-21 18:41:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 575 transitions. [2023-11-21 18:41:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:41:05,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:05,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:05,550 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 18:41:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 419 states and 580 transitions. [2023-11-21 18:41:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 580 transitions. [2023-11-21 18:41:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:05,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,025 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 18:41:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 423 states and 585 transitions. [2023-11-21 18:41:06,327 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 585 transitions. [2023-11-21 18:41:06,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:06,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:06,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,633 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 18:41:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 422 states and 584 transitions. [2023-11-21 18:41:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 584 transitions. [2023-11-21 18:41:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:07,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,186 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 18:41:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 424 states and 587 transitions. [2023-11-21 18:41:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 587 transitions. [2023-11-21 18:41:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:07,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,993 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 18:41:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 428 states and 592 transitions. [2023-11-21 18:41:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 592 transitions. [2023-11-21 18:41:08,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:08,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:08,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:08,411 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 18:41:08,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 427 states and 591 transitions. [2023-11-21 18:41:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 591 transitions. [2023-11-21 18:41:08,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:08,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:08,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:09,003 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 18:41:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 429 states and 592 transitions. [2023-11-21 18:41:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 592 transitions. [2023-11-21 18:41:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:41:09,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:09,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:09,685 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 18:41:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:09,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 428 states and 591 transitions. [2023-11-21 18:41:09,787 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 591 transitions. [2023-11-21 18:41:09,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:09,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:09,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:10,092 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 18:41:10,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 432 states and 596 transitions. [2023-11-21 18:41:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 596 transitions. [2023-11-21 18:41:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:10,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:10,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:10,565 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 18:41:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 433 states and 597 transitions. [2023-11-21 18:41:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 597 transitions. [2023-11-21 18:41:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:41:10,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:10,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:11,204 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 18:41:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 435 states and 599 transitions. [2023-11-21 18:41:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 599 transitions. [2023-11-21 18:41:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:41:11,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:11,608 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 18:41:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 436 states and 600 transitions. [2023-11-21 18:41:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 600 transitions. [2023-11-21 18:41:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:41:11,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:11,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:12,060 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 18:41:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:12,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 439 states and 604 transitions. [2023-11-21 18:41:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 604 transitions. [2023-11-21 18:41:12,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:41:12,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:12,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:13,045 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 18:41:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 443 states and 609 transitions. [2023-11-21 18:41:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 609 transitions. [2023-11-21 18:41:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:41:13,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:13,481 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 18:41:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 444 states and 610 transitions. [2023-11-21 18:41:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 610 transitions. [2023-11-21 18:41:13,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:41:13,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:13,679 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 18:41:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 446 states and 613 transitions. [2023-11-21 18:41:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 613 transitions. [2023-11-21 18:41:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:41:13,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,006 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 18:41:15,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 455 states and 628 transitions. [2023-11-21 18:41:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 628 transitions. [2023-11-21 18:41:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:41:15,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,967 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 18:41:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 454 states and 626 transitions. [2023-11-21 18:41:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 626 transitions. [2023-11-21 18:41:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:41:16,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,347 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 18:41:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 453 states and 625 transitions. [2023-11-21 18:41:16,457 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 625 transitions. [2023-11-21 18:41:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:41:16,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,769 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 18:41:18,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:18,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 463 states and 640 transitions. [2023-11-21 18:41:18,858 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 640 transitions. [2023-11-21 18:41:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:18,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:18,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,111 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 18:41:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 462 states and 639 transitions. [2023-11-21 18:41:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 639 transitions. [2023-11-21 18:41:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,527 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 18:41:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 461 states and 638 transitions. [2023-11-21 18:41:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 638 transitions. [2023-11-21 18:41:19,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:19,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,835 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 18:41:20,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 460 states and 637 transitions. [2023-11-21 18:41:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 637 transitions. [2023-11-21 18:41:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:41:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:20,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,527 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 18:41:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 464 states and 642 transitions. [2023-11-21 18:41:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 642 transitions. [2023-11-21 18:41:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:41:20,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:20,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,993 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 18:41:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 463 states and 641 transitions. [2023-11-21 18:41:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 641 transitions. [2023-11-21 18:41:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:41:21,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,202 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 18:41:21,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 464 states and 641 transitions. [2023-11-21 18:41:21,219 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 641 transitions. [2023-11-21 18:41:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:41:21,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,654 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 18:41:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 468 states and 646 transitions. [2023-11-21 18:41:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 646 transitions. [2023-11-21 18:41:22,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:22,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,513 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 18:41:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 470 states and 647 transitions. [2023-11-21 18:41:22,954 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 647 transitions. [2023-11-21 18:41:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:41:22,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:41:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 472 states and 648 transitions. [2023-11-21 18:41:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 648 transitions. [2023-11-21 18:41:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:41:23,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,716 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 18:41:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 472 states and 644 transitions. [2023-11-21 18:41:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 644 transitions. [2023-11-21 18:41:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:41:23,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,518 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:41:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 474 states and 648 transitions. [2023-11-21 18:41:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 648 transitions. [2023-11-21 18:41:24,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:41:24,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:41:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 475 states and 650 transitions. [2023-11-21 18:41:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 650 transitions. [2023-11-21 18:41:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:41:25,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,271 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 479 states and 655 transitions. [2023-11-21 18:41:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 655 transitions. [2023-11-21 18:41:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:41:26,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:41:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 481 states and 658 transitions. [2023-11-21 18:41:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 658 transitions. [2023-11-21 18:41:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:41:29,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:29,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat