./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/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_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/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 32bit --witnessprinter.graph.data.programhash 382beab9cdcef42f6594628efe520684fdbc8c72ada26cb53ddf4918b8957d49 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:37,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:37,329 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:37,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:37,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:37,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:37,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:37,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:37,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:37,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:37,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:37,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:37,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:37,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:37,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:37,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:37,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:37,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:37,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:37,370 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:37,370 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:37,371 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:37,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:37,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:37,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:37,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:37,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:37,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:37,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:37,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:37,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:37,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:37,376 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:37,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:37,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:37,378 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_6ca34a7b-bbee-421b-8332-ec2acc071ec7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 382beab9cdcef42f6594628efe520684fdbc8c72ada26cb53ddf4918b8957d49 [2023-11-23 20:12:37,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:37,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:37,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:37,720 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:37,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:37,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2023-11-23 20:12:40,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:41,118 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:41,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2023-11-23 20:12:41,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/data/ca80a4492/cd5528f286164885945297c68ec7f33c/FLAGcde01743d [2023-11-23 20:12:41,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/data/ca80a4492/cd5528f286164885945297c68ec7f33c [2023-11-23 20:12:41,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:41,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:41,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:41,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:41,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:41,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eec657a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41, skipping insertion in model container [2023-11-23 20:12:41,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:41,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:41,687 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:41,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:41,817 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:41,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41 WrapperNode [2023-11-23 20:12:41,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:41,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:41,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:41,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:41,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,892 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-23 20:12:41,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:41,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:41,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:41,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:41,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:41,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:41,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:41,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:41,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:41" (1/1) ... [2023-11-23 20:12:41,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:41,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:42,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:42,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca34a7b-bbee-421b-8332-ec2acc071ec7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:42,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:42,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:42,172 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:42,174 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:42,471 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:42,584 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:42,584 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:12:42,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:42 BoogieIcfgContainer [2023-11-23 20:12:42,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:42,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:42,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:42,599 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:42,600 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-23 20:12:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-23 20:12:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:12:42,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:42,918 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 20:12:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2023-11-23 20:12:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2023-11-23 20:12:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:42,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,101 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 20:12:43,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-23 20:12:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-23 20:12:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:43,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,364 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 20:12:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2023-11-23 20:12:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2023-11-23 20:12:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:43,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,660 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 20:12:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-23 20:12:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-23 20:12:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:43,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,824 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 20:12:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2023-11-23 20:12:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-11-23 20:12:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:44,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2023-11-23 20:12:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2023-11-23 20:12:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:44,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,667 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 20:12:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2023-11-23 20:12:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2023-11-23 20:12:45,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:45,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2023-11-23 20:12:45,649 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2023-11-23 20:12:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:45,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,748 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 20:12:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2023-11-23 20:12:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2023-11-23 20:12:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:46,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:46,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:46,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-23 20:12:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-23 20:12:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:46,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2023-11-23 20:12:47,194 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2023-11-23 20:12:47,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:47,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 103 transitions. [2023-11-23 20:12:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2023-11-23 20:12:47,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:47,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,442 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 20:12:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2023-11-23 20:12:47,466 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2023-11-23 20:12:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:47,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,506 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 20:12:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2023-11-23 20:12:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2023-11-23 20:12:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:48,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,364 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 20:12:49,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2023-11-23 20:12:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2023-11-23 20:12:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:49,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:50,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 85 states and 145 transitions. [2023-11-23 20:12:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 145 transitions. [2023-11-23 20:12:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:50,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,087 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 20:12:50,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2023-11-23 20:12:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2023-11-23 20:12:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:50,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 88 states and 146 transitions. [2023-11-23 20:12:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 146 transitions. [2023-11-23 20:12:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:50,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,671 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 20:12:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 89 states and 146 transitions. [2023-11-23 20:12:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 146 transitions. [2023-11-23 20:12:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:50,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2023-11-23 20:12:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2023-11-23 20:12:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:51,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2023-11-23 20:12:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2023-11-23 20:12:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:52,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,200 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 20:12:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 161 transitions. [2023-11-23 20:12:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 161 transitions. [2023-11-23 20:12:53,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:53,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:54,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 100 states and 161 transitions. [2023-11-23 20:12:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 161 transitions. [2023-11-23 20:12:54,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:54,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 105 states and 170 transitions. [2023-11-23 20:12:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 170 transitions. [2023-11-23 20:12:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:55,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 111 states and 183 transitions. [2023-11-23 20:12:56,602 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2023-11-23 20:12:56,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:56,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:12:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 112 states and 183 transitions. [2023-11-23 20:12:57,016 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 183 transitions. [2023-11-23 20:12:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:57,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:57,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 114 states and 186 transitions. [2023-11-23 20:12:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2023-11-23 20:12:57,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:57,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,877 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 20:12:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2023-11-23 20:12:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2023-11-23 20:12:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,565 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 120 states and 195 transitions. [2023-11-23 20:12:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 195 transitions. [2023-11-23 20:12:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:59,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,527 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 120 states and 194 transitions. [2023-11-23 20:12:59,887 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2023-11-23 20:12:59,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:59,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,989 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 20:13:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 125 states and 199 transitions. [2023-11-23 20:13:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 199 transitions. [2023-11-23 20:13:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:00,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:01,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 127 states and 201 transitions. [2023-11-23 20:13:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 201 transitions. [2023-11-23 20:13:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:01,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:02,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:02,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 212 transitions. [2023-11-23 20:13:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 212 transitions. [2023-11-23 20:13:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:02,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:02,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-11-23 20:13:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-11-23 20:13:03,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:03,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:03,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2023-11-23 20:13:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2023-11-23 20:13:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:03,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,707 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 104 states and 153 transitions. [2023-11-23 20:13:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2023-11-23 20:13:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:04,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2023-11-23 20:13:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2023-11-23 20:13:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:04,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,125 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 20:13:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2023-11-23 20:13:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2023-11-23 20:13:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:06,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:06,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 184 transitions. [2023-11-23 20:13:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2023-11-23 20:13:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:08,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,184 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 20:13:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 185 transitions. [2023-11-23 20:13:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 185 transitions. [2023-11-23 20:13:08,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:08,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:08,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:08,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 120 states and 185 transitions. [2023-11-23 20:13:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 185 transitions. [2023-11-23 20:13:08,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:08,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,007 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 20:13:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 121 states and 185 transitions. [2023-11-23 20:13:09,423 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 185 transitions. [2023-11-23 20:13:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:09,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 123 states and 186 transitions. [2023-11-23 20:13:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 186 transitions. [2023-11-23 20:13:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:09,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 205 transitions. [2023-11-23 20:13:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 205 transitions. [2023-11-23 20:13:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:11,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:12,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 133 states and 215 transitions. [2023-11-23 20:13:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 215 transitions. [2023-11-23 20:13:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:12,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 216 transitions. [2023-11-23 20:13:13,409 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-11-23 20:13:13,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:13,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,446 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:13,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-23 20:13:13,914 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-23 20:13:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:13,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 137 states and 217 transitions. [2023-11-23 20:13:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 217 transitions. [2023-11-23 20:13:14,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:14,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-11-23 20:13:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-11-23 20:13:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:15,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,084 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 20:13:15,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 141 states and 221 transitions. [2023-11-23 20:13:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 221 transitions. [2023-11-23 20:13:15,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:15,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:13:17,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 142 states and 221 transitions. [2023-11-23 20:13:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 221 transitions. [2023-11-23 20:13:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:17,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 147 states and 230 transitions. [2023-11-23 20:13:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 230 transitions. [2023-11-23 20:13:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:19,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 149 states and 231 transitions. [2023-11-23 20:13:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 231 transitions. [2023-11-23 20:13:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:20,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 150 states and 231 transitions. [2023-11-23 20:13:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 231 transitions. [2023-11-23 20:13:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:20,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:13:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 150 states and 228 transitions. [2023-11-23 20:13:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 228 transitions. [2023-11-23 20:13:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:21,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 155 states and 236 transitions. [2023-11-23 20:13:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 236 transitions. [2023-11-23 20:13:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:23,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:24,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 151 states and 228 transitions. [2023-11-23 20:13:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 228 transitions. [2023-11-23 20:13:24,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:24,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 149 states and 223 transitions. [2023-11-23 20:13:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 223 transitions. [2023-11-23 20:13:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:25,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:13:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2023-11-23 20:13:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2023-11-23 20:13:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:27,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:27,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.