./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/kundu1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/kundu1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:48,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:48,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:48:48,177 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:48,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:48,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:48,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:48,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:48,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:48,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:48,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:48,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:48,218 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:48,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:48,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:48,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:48,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:48,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:48,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:48,222 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:48,223 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:48,223 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:48,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:48,224 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:48,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:48,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:48,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:48,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:48,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:48,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:48,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:48,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:48,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:48,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:48,230 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:48,230 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_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 [2023-11-21 18:48:48,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:48,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:48,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:48,595 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:48,596 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:48,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/systemc/kundu1.cil.c [2023-11-21 18:48:51,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:52,097 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:52,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/sv-benchmarks/c/systemc/kundu1.cil.c [2023-11-21 18:48:52,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/data/09ba2cf44/213c63dcf95b4a71a19c90315829fae3/FLAG779ea01b6 [2023-11-21 18:48:52,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/data/09ba2cf44/213c63dcf95b4a71a19c90315829fae3 [2023-11-21 18:48:52,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:52,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:52,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:52,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:52,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:52,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1337edf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52, skipping insertion in model container [2023-11-21 18:48:52,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,190 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:52,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:52,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:52,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:52,520 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:52,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52 WrapperNode [2023-11-21 18:48:52,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:52,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:52,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:52,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:52,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,571 INFO L138 Inliner]: procedures = 32, calls = 37, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 271 [2023-11-21 18:48:52,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:52,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:52,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:52,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:52,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:52,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:52,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:52,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:52,609 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:52,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:52,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:52,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31450de6-9e9c-463d-9489-9bb50d312247/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-21 18:48:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-21 18:48:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-21 18:48:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-21 18:48:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-21 18:48:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-21 18:48:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-21 18:48:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-21 18:48:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-21 18:48:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-21 18:48:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-21 18:48:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-21 18:48:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:52,816 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:52,819 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:53,192 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:53,372 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:53,374 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:48:53,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:53 BoogieIcfgContainer [2023-11-21 18:48:53,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:53,378 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:53,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:53,390 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:53,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:53" (1/1) ... [2023-11-21 18:48:53,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 89 states and 122 transitions. [2023-11-21 18:48:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2023-11-21 18:48:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:48:53,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:53,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 131 transitions. [2023-11-21 18:48:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2023-11-21 18:48:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:48:54,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 136 transitions. [2023-11-21 18:48:54,371 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2023-11-21 18:48:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:54,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 99 states and 139 transitions. [2023-11-21 18:48:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 139 transitions. [2023-11-21 18:48:54,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:54,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 139 transitions. [2023-11-21 18:48:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 139 transitions. [2023-11-21 18:48:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:54,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 102 states and 143 transitions. [2023-11-21 18:48:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2023-11-21 18:48:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:54,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 113 states and 166 transitions. [2023-11-21 18:48:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2023-11-21 18:48:55,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:55,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:55,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:55,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 124 states and 190 transitions. [2023-11-21 18:48:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2023-11-21 18:48:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:56,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:56,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 125 states and 191 transitions. [2023-11-21 18:48:56,815 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2023-11-21 18:48:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:56,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 135 states and 215 transitions. [2023-11-21 18:48:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2023-11-21 18:48:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:57,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 136 states and 216 transitions. [2023-11-21 18:48:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2023-11-21 18:48:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:57,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 215 transitions. [2023-11-21 18:48:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-21 18:48:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:48:57,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 133 states and 208 transitions. [2023-11-21 18:48:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 208 transitions. [2023-11-21 18:48:57,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:48:57,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:58,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 138 states and 215 transitions. [2023-11-21 18:48:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 215 transitions. [2023-11-21 18:48:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:48:58,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:58,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:59,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 151 states and 241 transitions. [2023-11-21 18:48:59,092 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 241 transitions. [2023-11-21 18:48:59,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:48:59,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:59,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 165 states and 268 transitions. [2023-11-21 18:49:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2023-11-21 18:49:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:00,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:00,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:00,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 173 states and 285 transitions. [2023-11-21 18:49:01,770 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 285 transitions. [2023-11-21 18:49:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:49:01,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:01,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:02,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 179 states and 296 transitions. [2023-11-21 18:49:02,282 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 296 transitions. [2023-11-21 18:49:02,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:49:02,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:02,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:02,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 192 states and 326 transitions. [2023-11-21 18:49:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 326 transitions. [2023-11-21 18:49:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:49:05,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:05,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 199 states and 342 transitions. [2023-11-21 18:49:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 342 transitions. [2023-11-21 18:49:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:49:06,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:06,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:49:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 200 states and 343 transitions. [2023-11-21 18:49:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 343 transitions. [2023-11-21 18:49:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:49:06,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:06,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:06,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:49:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 202 states and 347 transitions. [2023-11-21 18:49:07,590 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 347 transitions. [2023-11-21 18:49:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:49:07,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:07,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 210 states and 363 transitions. [2023-11-21 18:49:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 363 transitions. [2023-11-21 18:49:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:49:08,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:08,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:49:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 207 states and 355 transitions. [2023-11-21 18:49:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 355 transitions. [2023-11-21 18:49:08,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:49:08,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:08,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:09,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:09,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 211 states and 362 transitions. [2023-11-21 18:49:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 362 transitions. [2023-11-21 18:49:09,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:09,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:09,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:09,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 218 states and 375 transitions. [2023-11-21 18:49:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 375 transitions. [2023-11-21 18:49:10,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:49:10,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:10,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 236 states and 410 transitions. [2023-11-21 18:49:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 410 transitions. [2023-11-21 18:49:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:12,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:12,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:49:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 238 states and 414 transitions. [2023-11-21 18:49:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 414 transitions. [2023-11-21 18:49:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:12,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:12,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:49:14,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:14,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 244 states and 427 transitions. [2023-11-21 18:49:14,132 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 427 transitions. [2023-11-21 18:49:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:14,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 262 states and 464 transitions. [2023-11-21 18:49:15,890 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2023-11-21 18:49:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:49:15,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:15,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 263 states and 465 transitions. [2023-11-21 18:49:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 465 transitions. [2023-11-21 18:49:16,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:16,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:16,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:17,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 271 states and 487 transitions. [2023-11-21 18:49:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 487 transitions. [2023-11-21 18:49:17,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:17,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:17,401 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:49:17,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:17,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 276 states and 495 transitions. [2023-11-21 18:49:17,719 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 495 transitions. [2023-11-21 18:49:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:49:17,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:17,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 283 states and 510 transitions. [2023-11-21 18:49:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 510 transitions. [2023-11-21 18:49:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:49:18,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 281 states and 496 transitions. [2023-11-21 18:49:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 496 transitions. [2023-11-21 18:49:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:49:19,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 282 states and 497 transitions. [2023-11-21 18:49:19,128 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 497 transitions. [2023-11-21 18:49:19,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:49:19,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:49:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 287 states and 505 transitions. [2023-11-21 18:49:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 505 transitions. [2023-11-21 18:49:19,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:49:19,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:19,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:20,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 294 states and 518 transitions. [2023-11-21 18:49:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 518 transitions. [2023-11-21 18:49:20,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:49:20,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,234 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:49:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 294 states and 517 transitions. [2023-11-21 18:49:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 517 transitions. [2023-11-21 18:49:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:49:20,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:49:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 299 states and 525 transitions. [2023-11-21 18:49:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 525 transitions. [2023-11-21 18:49:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:49:20,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:20,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 306 states and 538 transitions. [2023-11-21 18:49:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 538 transitions. [2023-11-21 18:49:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:49:21,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:21,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 308 states and 545 transitions. [2023-11-21 18:49:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 545 transitions. [2023-11-21 18:49:21,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:49:21,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:21,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:22,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 314 states and 554 transitions. [2023-11-21 18:49:22,375 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 554 transitions. [2023-11-21 18:49:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:49:22,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:22,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 323 states and 569 transitions. [2023-11-21 18:49:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 569 transitions. [2023-11-21 18:49:24,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:49:24,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:24,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:24,504 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:24,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 324 states and 572 transitions. [2023-11-21 18:49:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 572 transitions. [2023-11-21 18:49:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:49:24,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:24,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:25,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 325 states and 574 transitions. [2023-11-21 18:49:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 574 transitions. [2023-11-21 18:49:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:49:25,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:25,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:25,312 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 330 states and 579 transitions. [2023-11-21 18:49:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 579 transitions. [2023-11-21 18:49:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:49:25,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:25,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,028 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:49:26,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 335 states and 589 transitions. [2023-11-21 18:49:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 589 transitions. [2023-11-21 18:49:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:49:26,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:26,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:26,518 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 340 states and 599 transitions. [2023-11-21 18:49:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 599 transitions. [2023-11-21 18:49:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:27,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,249 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:49:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:27,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 341 states and 601 transitions. [2023-11-21 18:49:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 601 transitions. [2023-11-21 18:49:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:27,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:27,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:49:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:28,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 342 states and 602 transitions. [2023-11-21 18:49:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 602 transitions. [2023-11-21 18:49:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:28,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:28,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:28,284 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:49:28,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:28,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 343 states and 603 transitions. [2023-11-21 18:49:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 603 transitions. [2023-11-21 18:49:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:28,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:28,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:49:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 344 states and 604 transitions. [2023-11-21 18:49:28,727 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 604 transitions. [2023-11-21 18:49:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:28,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:28,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:49:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 345 states and 605 transitions. [2023-11-21 18:49:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 605 transitions. [2023-11-21 18:49:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:49:29,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:29,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:49:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 345 states and 604 transitions. [2023-11-21 18:49:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 604 transitions. [2023-11-21 18:49:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:49:29,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:29,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:49:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 350 states and 612 transitions. [2023-11-21 18:49:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 612 transitions. [2023-11-21 18:49:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:49:29,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:29,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:30,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 351 states and 610 transitions. [2023-11-21 18:49:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 610 transitions. [2023-11-21 18:49:30,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:49:30,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 356 states and 622 transitions. [2023-11-21 18:49:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 622 transitions. [2023-11-21 18:49:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:49:30,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:30,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 361 states and 631 transitions. [2023-11-21 18:49:31,364 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 631 transitions. [2023-11-21 18:49:31,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:49:31,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:31,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:31,405 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:31,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 362 states and 631 transitions. [2023-11-21 18:49:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 631 transitions. [2023-11-21 18:49:32,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:49:32,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 367 states and 640 transitions. [2023-11-21 18:49:32,264 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 640 transitions. [2023-11-21 18:49:32,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:49:32,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:49:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 372 states and 648 transitions. [2023-11-21 18:49:32,377 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 648 transitions. [2023-11-21 18:49:32,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:49:32,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 372 states and 647 transitions. [2023-11-21 18:49:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 647 transitions. [2023-11-21 18:49:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:49:32,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 384 states and 675 transitions. [2023-11-21 18:49:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 675 transitions. [2023-11-21 18:49:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:49:34,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:34,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:35,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 384 states and 670 transitions. [2023-11-21 18:49:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 670 transitions. [2023-11-21 18:49:35,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:49:35,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:35,273 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:35,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 385 states and 671 transitions. [2023-11-21 18:49:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 671 transitions. [2023-11-21 18:49:35,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:49:35,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:35,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:49:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 386 states and 672 transitions. [2023-11-21 18:49:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 672 transitions. [2023-11-21 18:49:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:49:35,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:35,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:49:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 392 states and 683 transitions. [2023-11-21 18:49:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 683 transitions. [2023-11-21 18:49:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:49:36,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:36,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:49:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 402 states and 722 transitions. [2023-11-21 18:49:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 722 transitions. [2023-11-21 18:49:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:49:36,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:36,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:49:38,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 409 states and 742 transitions. [2023-11-21 18:49:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 742 transitions. [2023-11-21 18:49:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:49:38,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:38,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:38,131 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:49:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 416 states and 759 transitions. [2023-11-21 18:49:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 759 transitions. [2023-11-21 18:49:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:49:38,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:38,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat