./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.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_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/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_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/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_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/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 dbc7fc96c6d4708331280184201322c719c7fb1504d84fafd0b9583653597d2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:11,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:11,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:53:11,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:11,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:11,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:11,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:11,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:11,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:11,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:11,499 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:11,500 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:11,500 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:11,501 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:11,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:11,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:11,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:11,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:11,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:11,505 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:11,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:11,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:11,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:11,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:11,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:11,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:11,510 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:11,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:11,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:11,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:11,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:11,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:11,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:11,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:11,515 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:11,516 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_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbc7fc96c6d4708331280184201322c719c7fb1504d84fafd0b9583653597d2e [2023-11-21 18:53:11,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:11,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:11,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:11,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:11,781 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:11,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2023-11-21 18:53:14,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:15,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:15,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2023-11-21 18:53:15,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/data/8fc3d1d42/d5bf726b3b7b45d187ad6c2248143795/FLAG1d16db310 [2023-11-21 18:53:15,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/data/8fc3d1d42/d5bf726b3b7b45d187ad6c2248143795 [2023-11-21 18:53:15,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:15,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:15,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:15,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:15,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:15,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52653178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15, skipping insertion in model container [2023-11-21 18:53:15,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:15,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:15,533 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:15,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:15,577 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:15,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15 WrapperNode [2023-11-21 18:53:15,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:15,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:15,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:15,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:15,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,637 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-21 18:53:15,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:15,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:15,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:15,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:15,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:15,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:15,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:15,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:15,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15" (1/1) ... [2023-11-21 18:53:15,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:15,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:15,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:15,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7a0e9e-fba4-4ae1-b7fe-c92cc542a0a6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:53:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:53:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:53:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:53:15,814 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:15,816 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:16,528 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:16,633 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:16,634 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:53:16,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:16 BoogieIcfgContainer [2023-11-21 18:53:16,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:16,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:16,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:16,650 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:16,651 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 219 states and 223 transitions. [2023-11-21 18:53:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 223 transitions. [2023-11-21 18:53:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:53:16,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:16,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:16,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2023-11-21 18:53:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2023-11-21 18:53:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:53:16,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:16,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 221 states and 225 transitions. [2023-11-21 18:53:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 225 transitions. [2023-11-21 18:53:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:53:17,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:53:17,298 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:53:17,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:53:17,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 223 states and 227 transitions. [2023-11-21 18:53:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 227 transitions. [2023-11-21 18:53:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:17,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:53:17,484 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:53:17,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:53:17,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 224 states and 228 transitions. [2023-11-21 18:53:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 228 transitions. [2023-11-21 18:53:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:53:17,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:53:17,621 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:53:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:53:17,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 226 states and 230 transitions. [2023-11-21 18:53:17,687 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 230 transitions. [2023-11-21 18:53:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:53:17,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:53:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:53:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:53:17,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 227 states and 231 transitions. [2023-11-21 18:53:17,806 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 231 transitions. [2023-11-21 18:53:17,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:17,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:53:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:53:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:53:17,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 229 states and 233 transitions. [2023-11-21 18:53:17,952 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 233 transitions. [2023-11-21 18:53:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:53:17,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:17,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:53:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:53:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:17,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 230 states and 235 transitions. [2023-11-21 18:53:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 235 transitions. [2023-11-21 18:53:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:53:18,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:53:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:53:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:53:18,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:53:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:53:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:53:18,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:53:18,445 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:53:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:53:18,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:53:18,542 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:53:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:53:18,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:53:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:53:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:18,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:53:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:53:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:53:18,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:53:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:53:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:53:18,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:53:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:53:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:18,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:53:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:53:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:53:18,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:18,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:18,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:53:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:53:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:53:19,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:53:19,049 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:53:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:53:19,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:53:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:53:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:53:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:53:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:53:19,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:53:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:53:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:53:19,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:53:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:53:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:53:19,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:53:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:53:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:53:19,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:19,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 234 states and 239 transitions. [2023-11-21 18:53:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 239 transitions. [2023-11-21 18:53:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:53:20,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:53:20,210 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:53:20,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:53:20,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:53:20,577 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:53:20,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:53:20,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:53:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:53:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:53:20,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:53:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:53:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:53:20,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:53:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:53:20,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:53:20,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:53:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:53:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:53:21,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 243 states and 248 transitions. [2023-11-21 18:53:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 248 transitions. [2023-11-21 18:53:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:53:21,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:53:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:53:21,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:53:21,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:21,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2023-11-21 18:53:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2023-11-21 18:53:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:53:21,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 323 states and 332 transitions. [2023-11-21 18:53:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 332 transitions. [2023-11-21 18:53:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:53:22,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:22,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:22,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:22,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:22,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:22,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 325 states and 335 transitions. [2023-11-21 18:53:22,874 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 335 transitions. [2023-11-21 18:53:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:53:22,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:22,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:22,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:22,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:23,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 327 states and 338 transitions. [2023-11-21 18:53:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 338 transitions. [2023-11-21 18:53:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:53:23,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:23,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:23,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:23,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 330 states and 343 transitions. [2023-11-21 18:53:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 343 transitions. [2023-11-21 18:53:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:53:23,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:23,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:23,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:23,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:24,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 376 states and 396 transitions. [2023-11-21 18:53:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 396 transitions. [2023-11-21 18:53:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:53:24,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:24,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:24,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:24,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 380 states and 403 transitions. [2023-11-21 18:53:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 403 transitions. [2023-11-21 18:53:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:53:25,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:25,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:25,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:25,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:26,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 427 states and 458 transitions. [2023-11-21 18:53:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 458 transitions. [2023-11-21 18:53:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:53:26,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:26,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:26,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:26,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 432 states and 467 transitions. [2023-11-21 18:53:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 467 transitions. [2023-11-21 18:53:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:53:27,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:27,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:27,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 435 states and 472 transitions. [2023-11-21 18:53:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 472 transitions. [2023-11-21 18:53:27,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:53:27,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:27,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:27,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 434 states and 471 transitions. [2023-11-21 18:53:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 471 transitions. [2023-11-21 18:53:27,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:53:27,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:27,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:27,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 438 states and 477 transitions. [2023-11-21 18:53:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 477 transitions. [2023-11-21 18:53:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:28,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:28,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:28,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:28,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 445 states and 488 transitions. [2023-11-21 18:53:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 488 transitions. [2023-11-21 18:53:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:29,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:29,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:29,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:29,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:29,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 444 states and 487 transitions. [2023-11-21 18:53:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 487 transitions. [2023-11-21 18:53:29,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:29,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:29,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:29,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:29,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:29,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 452 states and 499 transitions. [2023-11-21 18:53:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 499 transitions. [2023-11-21 18:53:30,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:53:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:30,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:30,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:30,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 465 states and 518 transitions. [2023-11-21 18:53:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 518 transitions. [2023-11-21 18:53:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:31,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:31,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:31,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:31,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 472 states and 527 transitions. [2023-11-21 18:53:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 527 transitions. [2023-11-21 18:53:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:53:32,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:32,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 473 states and 529 transitions. [2023-11-21 18:53:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 529 transitions. [2023-11-21 18:53:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:53:32,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:32,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 472 states and 528 transitions. [2023-11-21 18:53:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 528 transitions. [2023-11-21 18:53:32,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:53:32,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:32,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 474 states and 530 transitions. [2023-11-21 18:53:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 530 transitions. [2023-11-21 18:53:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:53:32,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:32,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:33,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 483 states and 541 transitions. [2023-11-21 18:53:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 541 transitions. [2023-11-21 18:53:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:53:33,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:33,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:33,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:33,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:33,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 482 states and 540 transitions. [2023-11-21 18:53:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 540 transitions. [2023-11-21 18:53:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:53:33,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:33,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:33,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:33,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:33,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 492 states and 552 transitions. [2023-11-21 18:53:34,371 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 552 transitions. [2023-11-21 18:53:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:53:34,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:34,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:34,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 495 states and 555 transitions. [2023-11-21 18:53:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 555 transitions. [2023-11-21 18:53:34,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:53:34,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:34,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:34,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 506 states and 568 transitions. [2023-11-21 18:53:35,249 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 568 transitions. [2023-11-21 18:53:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:53:35,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:35,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:35,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:35,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:53:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:53:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:53:35,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:35,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 506 states and 569 transitions. [2023-11-21 18:53:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 569 transitions. [2023-11-21 18:53:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:53:35,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:35,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 508 states and 571 transitions. [2023-11-21 18:53:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 571 transitions. [2023-11-21 18:53:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:53:35,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:35,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:53:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:53:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:53:35,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:35,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:36,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 523 states and 592 transitions. [2023-11-21 18:53:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 592 transitions. [2023-11-21 18:53:36,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:53:36,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:36,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:37,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:37,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 522 states and 591 transitions. [2023-11-21 18:53:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 591 transitions. [2023-11-21 18:53:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:53:37,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:37,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:37,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:37,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 538 states and 614 transitions. [2023-11-21 18:53:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 614 transitions. [2023-11-21 18:53:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:53:38,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 537 states and 613 transitions. [2023-11-21 18:53:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 613 transitions. [2023-11-21 18:53:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:53:38,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 536 states and 612 transitions. [2023-11-21 18:53:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 612 transitions. [2023-11-21 18:53:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:53:38,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 540 states and 618 transitions. [2023-11-21 18:53:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 618 transitions. [2023-11-21 18:53:39,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:53:39,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:39,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:39,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:39,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 539 states and 617 transitions. [2023-11-21 18:53:39,847 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 617 transitions. [2023-11-21 18:53:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:53:39,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:39,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:39,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:39,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:39,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:53:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:53:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:53:40,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:40,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:40,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:53:40,679 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:53:40,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:53:40,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:40,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:40,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 546 states and 626 transitions. [2023-11-21 18:53:40,994 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 626 transitions. [2023-11-21 18:53:40,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:53:40,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:41,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:53:41,082 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:53:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:53:41,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:41,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:41,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:41,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:41,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:53:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:53:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:53:41,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:41,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:41,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:41,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 546 states and 627 transitions. [2023-11-21 18:53:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 627 transitions. [2023-11-21 18:53:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:53:41,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:41,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:41,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:41,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 545 states and 626 transitions. [2023-11-21 18:53:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 626 transitions. [2023-11-21 18:53:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:53:42,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:42,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:42,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:42,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 548 states and 629 transitions. [2023-11-21 18:53:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 629 transitions. [2023-11-21 18:53:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:53:42,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:42,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:42,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 547 states and 628 transitions. [2023-11-21 18:53:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 628 transitions. [2023-11-21 18:53:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:53:43,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:43,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:43,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:43,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:43,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:43,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 549 states and 630 transitions. [2023-11-21 18:53:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 630 transitions. [2023-11-21 18:53:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:53:43,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:43,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:43,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:43,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 572 states and 655 transitions. [2023-11-21 18:53:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 655 transitions. [2023-11-21 18:53:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:53:44,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:44,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:44,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 571 states and 654 transitions. [2023-11-21 18:53:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 654 transitions. [2023-11-21 18:53:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:53:44,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:44,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:44,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:44,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:45,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:53:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:53:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:53:45,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:45,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:45,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:45,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 572 states and 656 transitions. [2023-11-21 18:53:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 656 transitions. [2023-11-21 18:53:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:53:45,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:45,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:45,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:45,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:45,569 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 18:53:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:53:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:53:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:53:45,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:45,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:45,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:45,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:46,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:53:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:53:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:53:46,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:46,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:46,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:53:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:53:46,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:53:46,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:46,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:46,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:53:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:53:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:53:46,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:46,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:46,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:53:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:53:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:53:46,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:46,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:47,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:53:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:53:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:53:47,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:47,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:53:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:53:47,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:53:47,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:47,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:47,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:47,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:48,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:53:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:53:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:53:48,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:48,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:48,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:53:48,588 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:53:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:53:48,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:48,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:53:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:53:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:53:48,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:48,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:48,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:48,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:53:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:53:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:53:49,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:49,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:49,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:53:49,812 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:53:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:53:49,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:49,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:49,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:49,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:53:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:53:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:53:50,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:50,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:53:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:53:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:53:50,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:50,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:53:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:53:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:53:50,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:50,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:50,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:53:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:53:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:53:50,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:50,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:50,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:50,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 578 states and 663 transitions. [2023-11-21 18:53:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 663 transitions. [2023-11-21 18:53:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:53:51,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:51,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:53:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:53:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:53:51,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:51,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:53:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:53:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:53:51,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:51,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:51,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 577 states and 663 transitions. [2023-11-21 18:53:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 663 transitions. [2023-11-21 18:53:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:53:52,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-21 18:53:52,584 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-21 18:53:52,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:53:52,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:53:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:53:52,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:53:52,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-21 18:53:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-21 18:53:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:53:52,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 618 states and 707 transitions. [2023-11-21 18:53:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 707 transitions. [2023-11-21 18:53:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-21 18:53:53,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:53,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:53,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:53,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 658 states and 750 transitions. [2023-11-21 18:53:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 750 transitions. [2023-11-21 18:53:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 18:53:54,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:54,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:54,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:54,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:57,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 699 states and 793 transitions. [2023-11-21 18:53:57,271 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 793 transitions. [2023-11-21 18:53:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:53:57,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:57,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:57,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:57,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:58,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 698 states and 792 transitions. [2023-11-21 18:53:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 792 transitions. [2023-11-21 18:53:58,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:53:58,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:58,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:58,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:58,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:58,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 742 states and 839 transitions. [2023-11-21 18:54:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 839 transitions. [2023-11-21 18:54:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:54:00,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:54:00,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-21 18:54:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-21 18:54:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:54:00,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:54:00,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 742 states and 839 transitions. [2023-11-21 18:54:00,460 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 839 transitions. [2023-11-21 18:54:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-21 18:54:00,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:00,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:01,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 744 states and 841 transitions. [2023-11-21 18:54:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 841 transitions. [2023-11-21 18:54:01,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:54:01,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:01,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:01,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:54:01,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:01,339 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 754 states and 851 transitions. [2023-11-21 18:54:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 851 transitions. [2023-11-21 18:54:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:54:01,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:01,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:01,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:01,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:54:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 753 states and 850 transitions. [2023-11-21 18:54:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 850 transitions. [2023-11-21 18:54:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:54:02,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:02,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:02,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:54:02,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.