./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 56378163c79b0eba0729f8e2dead780600d4e2955d7237f1b64a798c9e152da1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:05,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:05,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:21:05,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:05,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:05,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:05,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:05,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:05,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:05,356 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:05,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:05,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:05,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:05,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:05,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:05,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:05,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:05,360 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:05,360 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:05,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:05,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:05,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:05,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:05,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:05,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:05,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:05,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:05,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:05,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:05,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:05,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:05,367 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:05,367 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_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56378163c79b0eba0729f8e2dead780600d4e2955d7237f1b64a798c9e152da1 [2023-11-23 20:21:05,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:05,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:05,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:05,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:05,763 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:05,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-11-23 20:21:09,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:10,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:10,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-11-23 20:21:10,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/data/65545f97f/4353046583d94a92a5e9fb459a10150a/FLAGf6a140302 [2023-11-23 20:21:10,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/data/65545f97f/4353046583d94a92a5e9fb459a10150a [2023-11-23 20:21:10,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:10,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:10,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:10,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:10,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:10,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:10" (1/1) ... [2023-11-23 20:21:10,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e952616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:10, skipping insertion in model container [2023-11-23 20:21:10,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:10" (1/1) ... [2023-11-23 20:21:10,272 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:11,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:11,981 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:12,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:12,327 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:12,337 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:12,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12 WrapperNode [2023-11-23 20:21:12,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:12,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:12,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:12,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:12,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,471 INFO L138 Inliner]: procedures = 597, calls = 171, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 463 [2023-11-23 20:21:12,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:12,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:12,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:12,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:12,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:12,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:12,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:12,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:12,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:12" (1/1) ... [2023-11-23 20:21:12,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:12,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:12,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:12,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e4717b-6d2c-4329-ae4f-1c0dd82a5c02/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 20:21:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 20:21:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:21:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:21:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:21:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:21:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:21:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:21:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:21:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:21:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:21:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:21:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:21:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:21:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:21:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:21:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:21:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:21:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:21:13,265 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:13,268 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:14,094 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:14,297 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:14,297 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-23 20:21:14,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:14 BoogieIcfgContainer [2023-11-23 20:21:14,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:14,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:14,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:14,316 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:14,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:14" (1/1) ... [2023-11-23 20:21:14,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 163 transitions. [2023-11-23 20:21:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 163 transitions. [2023-11-23 20:21:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:21:14,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:14,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 131 states and 166 transitions. [2023-11-23 20:21:15,274 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 166 transitions. [2023-11-23 20:21:15,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:21:15,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:15,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 132 states and 167 transitions. [2023-11-23 20:21:15,489 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 167 transitions. [2023-11-23 20:21:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:21:15,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 134 states and 170 transitions. [2023-11-23 20:21:15,774 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2023-11-23 20:21:15,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:21:15,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:21:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:16,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 133 states and 169 transitions. [2023-11-23 20:21:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2023-11-23 20:21:16,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:21:16,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:16,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 134 states and 170 transitions. [2023-11-23 20:21:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2023-11-23 20:21:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:21:16,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 133 states and 169 transitions. [2023-11-23 20:21:16,741 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2023-11-23 20:21:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:21:16,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:16,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:21:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 132 states and 168 transitions. [2023-11-23 20:21:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 168 transitions. [2023-11-23 20:21:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:21:16,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:16,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 135 states and 171 transitions. [2023-11-23 20:21:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2023-11-23 20:21:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:21:17,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 138 states and 174 transitions. [2023-11-23 20:21:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2023-11-23 20:21:17,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:17,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 141 states and 177 transitions. [2023-11-23 20:21:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2023-11-23 20:21:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:21:18,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:18,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 144 states and 180 transitions. [2023-11-23 20:21:18,769 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2023-11-23 20:21:18,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:18,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:18,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:19,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 147 states and 183 transitions. [2023-11-23 20:21:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2023-11-23 20:21:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:19,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:19,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 150 states and 186 transitions. [2023-11-23 20:21:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 186 transitions. [2023-11-23 20:21:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:21:19,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:20,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 153 states and 189 transitions. [2023-11-23 20:21:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions. [2023-11-23 20:21:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:21:20,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:21,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 156 states and 191 transitions. [2023-11-23 20:21:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 191 transitions. [2023-11-23 20:21:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:21:21,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:21,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 155 states and 190 transitions. [2023-11-23 20:21:22,245 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 190 transitions. [2023-11-23 20:21:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:22,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 154 states and 189 transitions. [2023-11-23 20:21:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 189 transitions. [2023-11-23 20:21:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:22,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 153 states and 188 transitions. [2023-11-23 20:21:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 188 transitions. [2023-11-23 20:21:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:22,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:23,193 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 155 states and 191 transitions. [2023-11-23 20:21:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-23 20:21:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:21:23,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:23,516 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:23,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:23,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 156 states and 192 transitions. [2023-11-23 20:21:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2023-11-23 20:21:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:21:23,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:23,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 156 states and 190 transitions. [2023-11-23 20:21:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 190 transitions. [2023-11-23 20:21:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:23,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:23,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:24,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 158 states and 193 transitions. [2023-11-23 20:21:24,252 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 193 transitions. [2023-11-23 20:21:24,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:24,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,502 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:21:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 164 states and 204 transitions. [2023-11-23 20:21:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 204 transitions. [2023-11-23 20:21:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:24,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 166 states and 208 transitions. [2023-11-23 20:21:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 208 transitions. [2023-11-23 20:21:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:21:25,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,477 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:21:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 165 states and 207 transitions. [2023-11-23 20:21:25,774 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 207 transitions. [2023-11-23 20:21:25,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:21:25,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,948 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:21:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 166 states and 208 transitions. [2023-11-23 20:21:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 208 transitions. [2023-11-23 20:21:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:21:25,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:26,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 167 states and 209 transitions. [2023-11-23 20:21:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 209 transitions. [2023-11-23 20:21:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:26,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:21:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 166 states and 208 transitions. [2023-11-23 20:21:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 208 transitions. [2023-11-23 20:21:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:26,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:21:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 168 states and 211 transitions. [2023-11-23 20:21:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 211 transitions. [2023-11-23 20:21:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:27,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:27,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:27,756 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 170 states and 215 transitions. [2023-11-23 20:21:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 215 transitions. [2023-11-23 20:21:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:21:27,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:27,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 173 states and 219 transitions. [2023-11-23 20:21:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 219 transitions. [2023-11-23 20:21:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:28,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:28,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:21:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 175 states and 220 transitions. [2023-11-23 20:21:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 220 transitions. [2023-11-23 20:21:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:29,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:21:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 174 states and 219 transitions. [2023-11-23 20:21:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 219 transitions. [2023-11-23 20:21:30,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:30,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,368 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 177 states and 224 transitions. [2023-11-23 20:21:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 224 transitions. [2023-11-23 20:21:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:30,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:21:31,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:31,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 178 states and 225 transitions. [2023-11-23 20:21:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 225 transitions. [2023-11-23 20:21:31,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:31,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:31,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:21:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 191 states and 250 transitions. [2023-11-23 20:21:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2023-11-23 20:21:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:21:33,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:33,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2023-11-23 20:21:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2023-11-23 20:21:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:33,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:33,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 195 states and 257 transitions. [2023-11-23 20:21:33,999 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 257 transitions. [2023-11-23 20:21:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:34,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:34,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:34,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 196 states and 258 transitions. [2023-11-23 20:21:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 258 transitions. [2023-11-23 20:21:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:34,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:34,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:21:35,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 198 states and 259 transitions. [2023-11-23 20:21:35,154 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 259 transitions. [2023-11-23 20:21:35,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:35,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:21:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 200 states and 260 transitions. [2023-11-23 20:21:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 260 transitions. [2023-11-23 20:21:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:21:35,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:21:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 202 states and 262 transitions. [2023-11-23 20:21:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 262 transitions. [2023-11-23 20:21:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:21:35,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 205 states and 268 transitions. [2023-11-23 20:21:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2023-11-23 20:21:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:36,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 209 states and 274 transitions. [2023-11-23 20:21:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 274 transitions. [2023-11-23 20:21:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:37,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:37,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:37,571 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:21:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 218 states and 289 transitions. [2023-11-23 20:21:39,573 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 289 transitions. [2023-11-23 20:21:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:21:39,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:21:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 228 states and 304 transitions. [2023-11-23 20:21:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 304 transitions. [2023-11-23 20:21:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:42,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,576 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:21:43,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2023-11-23 20:21:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2023-11-23 20:21:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:43,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:21:43,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 229 states and 304 transitions. [2023-11-23 20:21:43,937 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 304 transitions. [2023-11-23 20:21:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:43,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,354 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 241 states and 324 transitions. [2023-11-23 20:21:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 324 transitions. [2023-11-23 20:21:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:46,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,584 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:21:47,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 243 states and 325 transitions. [2023-11-23 20:21:47,029 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 325 transitions. [2023-11-23 20:21:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:21:47,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:21:47,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 247 states and 329 transitions. [2023-11-23 20:21:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 329 transitions. [2023-11-23 20:21:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:21:47,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:21:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 247 states and 328 transitions. [2023-11-23 20:21:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 328 transitions. [2023-11-23 20:21:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:21:47,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:48,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 246 states and 327 transitions. [2023-11-23 20:21:48,116 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 327 transitions. [2023-11-23 20:21:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:21:48,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:48,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-23 20:21:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:48,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 238 states and 314 transitions. [2023-11-23 20:21:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 314 transitions. [2023-11-23 20:21:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:21:48,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:48,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-23 20:21:49,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 233 states and 306 transitions. [2023-11-23 20:21:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 306 transitions. [2023-11-23 20:21:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:21:49,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:49,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat