./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL --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 13deb6f52d025fc244c9b82340ddcdc8e3861c427873ebfb2833f80ffdb30e1c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:36:44,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:36:44,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:36:44,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:36:44,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:36:44,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:36:44,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:36:44,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:36:44,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:36:44,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:36:44,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:36:44,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:36:44,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:36:44,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:36:44,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:36:44,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:36:44,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:36:44,358 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:36:44,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:36:44,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:36:44,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:36:44,360 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:36:44,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:36:44,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:36:44,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:36:44,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:36:44,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:36:44,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:36:44,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:36:44,367 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:36:44,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:36:44,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:36:44,369 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_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13deb6f52d025fc244c9b82340ddcdc8e3861c427873ebfb2833f80ffdb30e1c [2023-11-19 02:36:44,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:36:44,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:36:44,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:36:44,755 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:36:44,756 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:36:44,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2023-11-19 02:36:48,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:36:48,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:36:48,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2023-11-19 02:36:48,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/data/c0d434896/c0253c34be334f6e9d3b49caeb9c6ccd/FLAG8de8d9a96 [2023-11-19 02:36:48,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/data/c0d434896/c0253c34be334f6e9d3b49caeb9c6ccd [2023-11-19 02:36:48,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:36:48,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:36:48,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:48,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:36:48,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:36:48,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:48" (1/1) ... [2023-11-19 02:36:48,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b30a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:48, skipping insertion in model container [2023-11-19 02:36:48,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:48" (1/1) ... [2023-11-19 02:36:48,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:36:50,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:50,394 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:36:50,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:50,696 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:36:50,696 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:36:50,696 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:36:50,705 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:36:50,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50 WrapperNode [2023-11-19 02:36:50,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:50,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:50,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:36:50,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:36:50,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:50,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:50,975 INFO L138 Inliner]: procedures = 575, calls = 398, calls flagged for inlining = 29, calls inlined = 27, statements flattened = 1688 [2023-11-19 02:36:50,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:50,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:36:50,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:36:50,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:36:50,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:50,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:36:51,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:36:51,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:36:51,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:36:51,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:50" (1/1) ... [2023-11-19 02:36:51,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:36:51,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:36:51,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:36:51,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9eb69e57-831e-4809-990b-682c4a7d75ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:36:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 02:36:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 02:36:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 02:36:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:36:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:36:51,283 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 02:36:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 02:36:51,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:36:51,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:36:51,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:36:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 02:36:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:36:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:36:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:36:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:36:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 02:36:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 02:36:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 02:36:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 02:36:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:36:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:36:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:36:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:36:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:36:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 02:36:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 02:36:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 02:36:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:36:51,931 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:36:51,933 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:36:53,853 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:36:54,640 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:36:54,641 INFO L302 CfgBuilder]: Removed 28 assume(true) statements. [2023-11-19 02:36:54,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:36:54 BoogieIcfgContainer [2023-11-19 02:36:54,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:36:54,663 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:36:54,664 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:36:54,674 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:36:54,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:36:54" (1/1) ... [2023-11-19 02:36:54,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:36:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:54,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 393 states and 543 transitions. [2023-11-19 02:36:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 543 transitions. [2023-11-19 02:36:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:36:54,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:54,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 395 states and 546 transitions. [2023-11-19 02:36:55,526 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 546 transitions. [2023-11-19 02:36:55,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:36:55,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:55,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:55,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 396 states and 547 transitions. [2023-11-19 02:36:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 547 transitions. [2023-11-19 02:36:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:36:55,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:55,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 398 states and 550 transitions. [2023-11-19 02:36:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 550 transitions. [2023-11-19 02:36:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:36:56,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:56,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:36:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 397 states and 549 transitions. [2023-11-19 02:36:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 549 transitions. [2023-11-19 02:36:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:36:56,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:56,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 398 states and 550 transitions. [2023-11-19 02:36:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 550 transitions. [2023-11-19 02:36:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:36:56,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:56,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:36:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 397 states and 549 transitions. [2023-11-19 02:36:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 549 transitions. [2023-11-19 02:36:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:36:57,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:57,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:36:57,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:57,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 396 states and 548 transitions. [2023-11-19 02:36:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 548 transitions. [2023-11-19 02:36:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:36:57,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:57,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:57,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 399 states and 551 transitions. [2023-11-19 02:36:57,704 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions. [2023-11-19 02:36:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:36:57,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:57,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:57,961 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:58,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 402 states and 554 transitions. [2023-11-19 02:36:58,147 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 554 transitions. [2023-11-19 02:36:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:36:58,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:58,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:58,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 405 states and 557 transitions. [2023-11-19 02:36:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 557 transitions. [2023-11-19 02:36:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:36:58,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:58,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:59,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 408 states and 560 transitions. [2023-11-19 02:36:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions. [2023-11-19 02:36:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:36:59,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:59,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 411 states and 563 transitions. [2023-11-19 02:36:59,853 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 563 transitions. [2023-11-19 02:36:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:36:59,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:59,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:00,258 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:37:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 414 states and 566 transitions. [2023-11-19 02:37:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 566 transitions. [2023-11-19 02:37:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:37:00,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:00,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:37:01,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 417 states and 569 transitions. [2023-11-19 02:37:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 569 transitions. [2023-11-19 02:37:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:37:01,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:01,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:37:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 420 states and 571 transitions. [2023-11-19 02:37:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 571 transitions. [2023-11-19 02:37:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:37:01,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:01,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 419 states and 570 transitions. [2023-11-19 02:37:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 570 transitions. [2023-11-19 02:37:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:37:02,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:02,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 418 states and 569 transitions. [2023-11-19 02:37:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 569 transitions. [2023-11-19 02:37:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:37:02,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:02,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:03,186 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:03,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 417 states and 568 transitions. [2023-11-19 02:37:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 568 transitions. [2023-11-19 02:37:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:37:03,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:03,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 419 states and 571 transitions. [2023-11-19 02:37:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 571 transitions. [2023-11-19 02:37:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:37:03,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:03,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:03,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 422 states and 575 transitions. [2023-11-19 02:37:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 575 transitions. [2023-11-19 02:37:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:37:03,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:03,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 423 states and 576 transitions. [2023-11-19 02:37:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 576 transitions. [2023-11-19 02:37:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:37:04,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:04,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 424 states and 577 transitions. [2023-11-19 02:37:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 577 transitions. [2023-11-19 02:37:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:37:04,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:04,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 426 states and 580 transitions. [2023-11-19 02:37:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 580 transitions. [2023-11-19 02:37:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:37:04,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:04,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:05,159 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:37:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:05,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 432 states and 591 transitions. [2023-11-19 02:37:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 591 transitions. [2023-11-19 02:37:05,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:37:05,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:05,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:37:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 431 states and 590 transitions. [2023-11-19 02:37:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 590 transitions. [2023-11-19 02:37:06,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:37:06,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:06,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:37:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 432 states and 591 transitions. [2023-11-19 02:37:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 591 transitions. [2023-11-19 02:37:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:37:06,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:06,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:06,757 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:06,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:06,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 435 states and 596 transitions. [2023-11-19 02:37:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 596 transitions. [2023-11-19 02:37:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:37:06,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:06,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:07,278 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 439 states and 601 transitions. [2023-11-19 02:37:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 601 transitions. [2023-11-19 02:37:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:37:07,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:37:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 438 states and 600 transitions. [2023-11-19 02:37:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 600 transitions. [2023-11-19 02:37:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:37:08,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:08,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:37:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 440 states and 603 transitions. [2023-11-19 02:37:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 603 transitions. [2023-11-19 02:37:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:37:09,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:09,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:09,394 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:09,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 444 states and 608 transitions. [2023-11-19 02:37:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 608 transitions. [2023-11-19 02:37:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:37:09,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:09,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:09,880 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 02:37:10,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 443 states and 607 transitions. [2023-11-19 02:37:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 607 transitions. [2023-11-19 02:37:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:37:10,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:10,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:37:11,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 445 states and 608 transitions. [2023-11-19 02:37:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2023-11-19 02:37:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:37:11,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:11,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 446 states and 609 transitions. [2023-11-19 02:37:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 609 transitions. [2023-11-19 02:37:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:37:11,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:11,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:12,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 450 states and 614 transitions. [2023-11-19 02:37:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 614 transitions. [2023-11-19 02:37:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:37:12,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:12,357 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:37:12,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 451 states and 615 transitions. [2023-11-19 02:37:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 615 transitions. [2023-11-19 02:37:12,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:37:12,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:12,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:13,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 452 states and 616 transitions. [2023-11-19 02:37:13,056 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 616 transitions. [2023-11-19 02:37:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:37:13,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:13,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:37:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 453 states and 617 transitions. [2023-11-19 02:37:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 617 transitions. [2023-11-19 02:37:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:37:13,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:13,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 456 states and 621 transitions. [2023-11-19 02:37:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 621 transitions. [2023-11-19 02:37:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:37:14,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:14,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:14,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 460 states and 626 transitions. [2023-11-19 02:37:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 626 transitions. [2023-11-19 02:37:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:37:14,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:14,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 461 states and 627 transitions. [2023-11-19 02:37:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 627 transitions. [2023-11-19 02:37:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:37:14,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:14,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 463 states and 630 transitions. [2023-11-19 02:37:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 630 transitions. [2023-11-19 02:37:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:37:15,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:15,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:15,522 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:37:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 472 states and 645 transitions. [2023-11-19 02:37:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 645 transitions. [2023-11-19 02:37:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:37:17,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:17,822 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 471 states and 643 transitions. [2023-11-19 02:37:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 643 transitions. [2023-11-19 02:37:17,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:37:17,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:17,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 470 states and 642 transitions. [2023-11-19 02:37:18,425 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 642 transitions. [2023-11-19 02:37:18,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:37:18,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:18,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:18,773 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:37:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 480 states and 657 transitions. [2023-11-19 02:37:20,745 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 657 transitions. [2023-11-19 02:37:20,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:37:20,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:20,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 479 states and 656 transitions. [2023-11-19 02:37:21,373 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 656 transitions. [2023-11-19 02:37:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:37:21,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:21,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 478 states and 655 transitions. [2023-11-19 02:37:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 655 transitions. [2023-11-19 02:37:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:37:21,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:21,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 477 states and 654 transitions. [2023-11-19 02:37:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 654 transitions. [2023-11-19 02:37:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:37:22,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 481 states and 659 transitions. [2023-11-19 02:37:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 659 transitions. [2023-11-19 02:37:23,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:37:23,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:23,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 480 states and 658 transitions. [2023-11-19 02:37:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 658 transitions. [2023-11-19 02:37:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:37:23,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:23,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:37:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:23,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 481 states and 658 transitions. [2023-11-19 02:37:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 658 transitions. [2023-11-19 02:37:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:37:23,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:23,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 485 states and 663 transitions. [2023-11-19 02:37:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 663 transitions. [2023-11-19 02:37:24,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:37:24,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:24,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:37:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 487 states and 664 transitions. [2023-11-19 02:37:25,367 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 664 transitions. [2023-11-19 02:37:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:37:25,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:25,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:26,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 486 states and 663 transitions. [2023-11-19 02:37:26,191 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 663 transitions. [2023-11-19 02:37:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:37:26,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:26,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:37:26,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 488 states and 664 transitions. [2023-11-19 02:37:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 664 transitions. [2023-11-19 02:37:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:37:26,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:26,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:27,012 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:37:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:37:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 488 states and 660 transitions. [2023-11-19 02:37:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 660 transitions. [2023-11-19 02:37:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:37:27,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:37:27,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:37:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:37:27,839 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.