./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/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_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/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_d500007d-564e-4418-a388-213aed1bd2d1/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 bda512f5ab4e84c08e80fd02a1c07c8fba5ca60aa45d55edfde2cc268dd1288e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:49,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:49,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:49,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:49,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:49,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:49,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:49,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:49,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:49,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:49,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:49,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:49,233 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:49,235 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:49,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:49,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:49,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:49,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:49,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:49,238 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:49,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:49,239 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:49,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:49,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:49,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:49,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:49,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:49,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:49,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:49,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:49,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:49,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:49,244 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:49,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:49,245 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:49,245 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_d500007d-564e-4418-a388-213aed1bd2d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda512f5ab4e84c08e80fd02a1c07c8fba5ca60aa45d55edfde2cc268dd1288e [2023-11-21 18:39:49,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:49,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:49,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:49,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:49,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:49,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2023-11-21 18:39:53,010 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:53,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:53,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2023-11-21 18:39:53,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/data/926849672/7499399767a24455b5d7dc621bfa9ed3/FLAG98547559f [2023-11-21 18:39:53,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/data/926849672/7499399767a24455b5d7dc621bfa9ed3 [2023-11-21 18:39:53,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:53,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:53,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:53,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:53,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:53,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1157d50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53, skipping insertion in model container [2023-11-21 18:39:53,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:53,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:53,565 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:53,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:53,617 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:53,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53 WrapperNode [2023-11-21 18:39:53,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:53,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:53,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:53,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:53,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,690 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 139 [2023-11-21 18:39:53,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:53,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:53,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:53,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:53,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:53,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:53,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:53,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:53,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:53" (1/1) ... [2023-11-21 18:39:53,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:53,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:53,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:53,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d500007d-564e-4418-a388-213aed1bd2d1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:39:53,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:39:53,919 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:53,922 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:54,526 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:54,619 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:54,619 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:39:54,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:54 BoogieIcfgContainer [2023-11-21 18:39:54,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:54,625 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:54,625 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:54,638 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:54,638 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:54,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 125 states and 137 transitions. [2023-11-21 18:39:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2023-11-21 18:39:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:39:54,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:54,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:39:54,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 125 states and 136 transitions. [2023-11-21 18:39:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2023-11-21 18:39:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:39:55,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:55,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 128 states and 141 transitions. [2023-11-21 18:39:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2023-11-21 18:39:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:39:55,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:55,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 148 transitions. [2023-11-21 18:39:55,887 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 148 transitions. [2023-11-21 18:39:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:39:55,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:55,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 137 states and 157 transitions. [2023-11-21 18:39:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 157 transitions. [2023-11-21 18:39:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:39:56,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:39:56,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 137 states and 156 transitions. [2023-11-21 18:39:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2023-11-21 18:39:56,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:39:56,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:56,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 138 states and 157 transitions. [2023-11-21 18:39:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 157 transitions. [2023-11-21 18:39:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:39:56,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:56,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:56,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 165 transitions. [2023-11-21 18:39:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2023-11-21 18:39:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:39:56,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 142 states and 164 transitions. [2023-11-21 18:39:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2023-11-21 18:39:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:39:56,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:56,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 178 transitions. [2023-11-21 18:39:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 178 transitions. [2023-11-21 18:39:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:57,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 182 transitions. [2023-11-21 18:39:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2023-11-21 18:39:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:57,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 183 transitions. [2023-11-21 18:39:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 183 transitions. [2023-11-21 18:39:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:57,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:57,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 184 transitions. [2023-11-21 18:39:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2023-11-21 18:39:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:39:57,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:57,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 185 transitions. [2023-11-21 18:39:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2023-11-21 18:39:58,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:39:58,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:58,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:58,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:58,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:58,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 160 states and 196 transitions. [2023-11-21 18:39:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2023-11-21 18:39:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:39:59,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:59,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 207 transitions. [2023-11-21 18:39:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2023-11-21 18:39:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:39:59,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:59,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 173 states and 217 transitions. [2023-11-21 18:40:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 217 transitions. [2023-11-21 18:40:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:00,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:00,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 178 states and 225 transitions. [2023-11-21 18:40:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 225 transitions. [2023-11-21 18:40:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:01,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:01,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 185 states and 238 transitions. [2023-11-21 18:40:01,730 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 238 transitions. [2023-11-21 18:40:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:01,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 239 transitions. [2023-11-21 18:40:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 239 transitions. [2023-11-21 18:40:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:01,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:01,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:02,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 194 states and 254 transitions. [2023-11-21 18:40:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2023-11-21 18:40:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:02,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:02,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:02,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 197 states and 259 transitions. [2023-11-21 18:40:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2023-11-21 18:40:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:03,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:03,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:40:03,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:03,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 200 states and 262 transitions. [2023-11-21 18:40:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 262 transitions. [2023-11-21 18:40:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:04,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:04,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 201 states and 263 transitions. [2023-11-21 18:40:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 263 transitions. [2023-11-21 18:40:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:04,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:04,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 202 states and 264 transitions. [2023-11-21 18:40:04,935 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2023-11-21 18:40:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:40:04,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:40:04,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 203 states and 265 transitions. [2023-11-21 18:40:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 265 transitions. [2023-11-21 18:40:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:40:05,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:05,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 211 states and 277 transitions. [2023-11-21 18:40:06,972 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 277 transitions. [2023-11-21 18:40:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:06,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:07,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 224 states and 295 transitions. [2023-11-21 18:40:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 295 transitions. [2023-11-21 18:40:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:08,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:09,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 233 states and 311 transitions. [2023-11-21 18:40:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 311 transitions. [2023-11-21 18:40:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:11,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:11,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:11,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 247 states and 331 transitions. [2023-11-21 18:40:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 331 transitions. [2023-11-21 18:40:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:40:13,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:13,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:13,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 256 states and 345 transitions. [2023-11-21 18:40:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 345 transitions. [2023-11-21 18:40:14,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:40:14,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:40:14,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 359 transitions. [2023-11-21 18:40:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 359 transitions. [2023-11-21 18:40:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:17,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:40:17,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:17,261 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:17,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 269 states and 360 transitions. [2023-11-21 18:40:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 360 transitions. [2023-11-21 18:40:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:17,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:40:17,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:17,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:18,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 272 states and 364 transitions. [2023-11-21 18:40:18,583 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2023-11-21 18:40:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:18,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:18,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:19,017 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 288 states and 400 transitions. [2023-11-21 18:40:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 400 transitions. [2023-11-21 18:40:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:22,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:23,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:23,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 303 states and 428 transitions. [2023-11-21 18:40:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 428 transitions. [2023-11-21 18:40:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:27,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:27,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:27,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:27,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:28,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 306 states and 438 transitions. [2023-11-21 18:40:28,316 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 438 transitions. [2023-11-21 18:40:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:28,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:28,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:28,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:28,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 322 states and 468 transitions. [2023-11-21 18:40:33,925 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 468 transitions. [2023-11-21 18:40:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:33,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:33,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:33,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:40:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 339 states and 505 transitions. [2023-11-21 18:40:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 505 transitions. [2023-11-21 18:40:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:39,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:39,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:39,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:40:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 339 states and 505 transitions. [2023-11-21 18:40:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 505 transitions. [2023-11-21 18:40:39,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:39,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:39,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:40:40,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 339 states and 505 transitions. [2023-11-21 18:40:40,033 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 505 transitions. [2023-11-21 18:40:40,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:40,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:40,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:40,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 340 states and 507 transitions. [2023-11-21 18:40:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 507 transitions. [2023-11-21 18:40:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:40:40,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:40,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:40:40,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:40:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 342 states and 511 transitions. [2023-11-21 18:40:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 511 transitions. [2023-11-21 18:40:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:41,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:41,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:41,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:40:41,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.