./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87608ec580cc80a59c7836f9aeadd0fc773dea5ebb620dd020651936daa4e397 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:50,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:50,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:50,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:50,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:50,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:50,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:50,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:50,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:50,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:50,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:50,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:50,330 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:50,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:50,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:50,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:50,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:50,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:50,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:50,334 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:50,335 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:50,336 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:50,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:50,337 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:50,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:50,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:50,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:50,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:50,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:50,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:50,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:50,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:50,341 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:50,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:50,342 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:50,342 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_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87608ec580cc80a59c7836f9aeadd0fc773dea5ebb620dd020651936daa4e397 [2023-11-23 20:08:50,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:50,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:50,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:50,634 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:50,634 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:50,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound1.c [2023-11-23 20:08:53,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:53,989 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:53,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound1.c [2023-11-23 20:08:53,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/data/da1626317/59521d9a40c744c8b8b9b83b93b43827/FLAG1e5e90c42 [2023-11-23 20:08:54,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/data/da1626317/59521d9a40c744c8b8b9b83b93b43827 [2023-11-23 20:08:54,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:54,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:54,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:54,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:54,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:54,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69666d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54, skipping insertion in model container [2023-11-23 20:08:54,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:54,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:54,290 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:54,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:54,333 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:54,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54 WrapperNode [2023-11-23 20:08:54,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:54,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:54,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:54,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:54,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,395 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-23 20:08:54,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:54,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:54,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:54,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:54,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:54,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:54,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:54,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:54,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:54" (1/1) ... [2023-11-23 20:08:54,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:54,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:54,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:54,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce3b2c9-8ec2-4d41-9359-68b982f106ba/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:08:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:08:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:08:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:08:54,620 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:54,622 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:55,378 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:55,422 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:55,422 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:08:55,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:55 BoogieIcfgContainer [2023-11-23 20:08:55,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:55,426 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:55,426 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:55,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:55,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:55" (1/1) ... [2023-11-23 20:08:55,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 219 states and 223 transitions. [2023-11-23 20:08:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 223 transitions. [2023-11-23 20:08:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:55,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2023-11-23 20:08:55,770 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2023-11-23 20:08:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:55,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 221 states and 225 transitions. [2023-11-23 20:08:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 225 transitions. [2023-11-23 20:08:55,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:55,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-23 20:08:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-23 20:08:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:56,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 223 states and 227 transitions. [2023-11-23 20:08:56,132 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 227 transitions. [2023-11-23 20:08:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:08:56,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-23 20:08:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-23 20:08:56,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:08:56,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 224 states and 228 transitions. [2023-11-23 20:08:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 228 transitions. [2023-11-23 20:08:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:08:56,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-23 20:08:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-23 20:08:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:08:56,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 226 states and 230 transitions. [2023-11-23 20:08:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 230 transitions. [2023-11-23 20:08:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:08:56,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-23 20:08:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-23 20:08:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:08:56,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 227 states and 231 transitions. [2023-11-23 20:08:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 231 transitions. [2023-11-23 20:08:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:08:56,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-23 20:08:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-23 20:08:56,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:08:56,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 229 states and 233 transitions. [2023-11-23 20:08:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 233 transitions. [2023-11-23 20:08:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:08:56,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:56,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-23 20:08:56,966 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-23 20:08:56,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:08:56,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 230 states and 235 transitions. [2023-11-23 20:08:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 235 transitions. [2023-11-23 20:08:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:08:57,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-23 20:08:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-23 20:08:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:08:57,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-23 20:08:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-23 20:08:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:08:57,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-23 20:08:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-23 20:08:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:08:57,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-23 20:08:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-23 20:08:57,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:08:57,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-23 20:08:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-23 20:08:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:08:57,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-23 20:08:57,674 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-23 20:08:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:08:57,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-23 20:08:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-23 20:08:57,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:08:57,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-23 20:08:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-23 20:08:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:08:57,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:57,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-23 20:08:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-23 20:08:57,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:08:57,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:57,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-23 20:08:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-23 20:08:58,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:08:58,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-23 20:08:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-23 20:08:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:08:58,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-23 20:08:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-23 20:08:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:08:58,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-23 20:08:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-23 20:08:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:08:58,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-23 20:08:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-23 20:08:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:08:58,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-23 20:08:58,668 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-23 20:08:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:58,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-23 20:08:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-23 20:08:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:08:58,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:58,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 234 states and 239 transitions. [2023-11-23 20:08:59,243 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 239 transitions. [2023-11-23 20:08:59,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:08:59,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-23 20:08:59,293 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-23 20:08:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:08:59,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-23 20:08:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-23 20:08:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:08:59,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-23 20:08:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-23 20:08:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:08:59,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-23 20:08:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-23 20:08:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:08:59,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:59,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-23 20:08:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-23 20:08:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:08:59,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:59,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-23 20:09:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-23 20:09:00,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:09:00,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:00,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 243 states and 248 transitions. [2023-11-23 20:09:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 248 transitions. [2023-11-23 20:09:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:09:00,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:00,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-23 20:09:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-23 20:09:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:09:00,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:00,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:00,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2023-11-23 20:09:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2023-11-23 20:09:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:09:00,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:00,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:01,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 323 states and 332 transitions. [2023-11-23 20:09:01,265 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 332 transitions. [2023-11-23 20:09:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:09:01,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:01,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:01,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 325 states and 335 transitions. [2023-11-23 20:09:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 335 transitions. [2023-11-23 20:09:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:09:02,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:02,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:02,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 327 states and 338 transitions. [2023-11-23 20:09:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 338 transitions. [2023-11-23 20:09:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:09:02,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:02,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 330 states and 343 transitions. [2023-11-23 20:09:02,683 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 343 transitions. [2023-11-23 20:09:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:09:02,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:02,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:03,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 376 states and 396 transitions. [2023-11-23 20:09:03,812 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 396 transitions. [2023-11-23 20:09:03,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:09:03,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:03,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:03,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:03,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 380 states and 403 transitions. [2023-11-23 20:09:04,445 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 403 transitions. [2023-11-23 20:09:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:09:04,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:04,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:04,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 427 states and 458 transitions. [2023-11-23 20:09:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 458 transitions. [2023-11-23 20:09:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:09:05,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:05,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:05,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:05,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:06,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 432 states and 467 transitions. [2023-11-23 20:09:06,603 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 467 transitions. [2023-11-23 20:09:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:09:06,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:06,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:06,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:06,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:07,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 435 states and 472 transitions. [2023-11-23 20:09:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 472 transitions. [2023-11-23 20:09:07,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:09:07,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:07,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:07,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:07,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:07,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 434 states and 471 transitions. [2023-11-23 20:09:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 471 transitions. [2023-11-23 20:09:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:09:07,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:07,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:07,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:07,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:07,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:07,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 438 states and 477 transitions. [2023-11-23 20:09:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 477 transitions. [2023-11-23 20:09:07,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:09:07,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:07,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:07,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:07,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 445 states and 488 transitions. [2023-11-23 20:09:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 488 transitions. [2023-11-23 20:09:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:09:08,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:08,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:08,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:08,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 444 states and 487 transitions. [2023-11-23 20:09:08,658 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 487 transitions. [2023-11-23 20:09:08,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:09:08,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:08,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:08,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:08,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:08,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:09,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 452 states and 499 transitions. [2023-11-23 20:09:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 499 transitions. [2023-11-23 20:09:09,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:09:09,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:09,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:09,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:09,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 465 states and 518 transitions. [2023-11-23 20:09:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 518 transitions. [2023-11-23 20:09:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:09:11,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:11,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:11,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 472 states and 527 transitions. [2023-11-23 20:09:12,102 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 527 transitions. [2023-11-23 20:09:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:09:12,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:12,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 473 states and 529 transitions. [2023-11-23 20:09:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 529 transitions. [2023-11-23 20:09:12,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:09:12,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:12,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 472 states and 528 transitions. [2023-11-23 20:09:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 528 transitions. [2023-11-23 20:09:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:09:12,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:12,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:12,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:12,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 474 states and 530 transitions. [2023-11-23 20:09:12,666 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 530 transitions. [2023-11-23 20:09:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:09:12,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:12,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:13,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 483 states and 541 transitions. [2023-11-23 20:09:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 541 transitions. [2023-11-23 20:09:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:09:13,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:13,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 482 states and 540 transitions. [2023-11-23 20:09:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 540 transitions. [2023-11-23 20:09:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:09:13,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:13,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 492 states and 552 transitions. [2023-11-23 20:09:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 552 transitions. [2023-11-23 20:09:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:09:14,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:14,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 495 states and 555 transitions. [2023-11-23 20:09:14,326 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 555 transitions. [2023-11-23 20:09:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:09:14,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:14,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 506 states and 568 transitions. [2023-11-23 20:09:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 568 transitions. [2023-11-23 20:09:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:09:15,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:15,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:15,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-23 20:09:15,327 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-23 20:09:15,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:09:15,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:15,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:15,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 506 states and 569 transitions. [2023-11-23 20:09:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 569 transitions. [2023-11-23 20:09:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:09:15,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:15,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 508 states and 571 transitions. [2023-11-23 20:09:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 571 transitions. [2023-11-23 20:09:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:09:15,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:15,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-23 20:09:15,821 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-23 20:09:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:09:15,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:15,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:16,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 523 states and 592 transitions. [2023-11-23 20:09:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 592 transitions. [2023-11-23 20:09:16,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:09:16,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:16,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:16,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 522 states and 591 transitions. [2023-11-23 20:09:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 591 transitions. [2023-11-23 20:09:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:09:17,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:17,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:17,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:17,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:17,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 538 states and 614 transitions. [2023-11-23 20:09:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 614 transitions. [2023-11-23 20:09:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:09:18,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:18,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:18,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 537 states and 613 transitions. [2023-11-23 20:09:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 613 transitions. [2023-11-23 20:09:18,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:09:18,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:18,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 536 states and 612 transitions. [2023-11-23 20:09:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 612 transitions. [2023-11-23 20:09:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:09:18,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:18,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 540 states and 618 transitions. [2023-11-23 20:09:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 618 transitions. [2023-11-23 20:09:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:09:19,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:19,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:19,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 539 states and 617 transitions. [2023-11-23 20:09:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 617 transitions. [2023-11-23 20:09:19,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:09:19,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:19,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:19,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:19,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-23 20:09:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-23 20:09:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:09:20,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:20,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-23 20:09:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-23 20:09:20,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:09:20,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:20,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:20,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 546 states and 626 transitions. [2023-11-23 20:09:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 626 transitions. [2023-11-23 20:09:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:09:20,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:20,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-23 20:09:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-23 20:09:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:09:20,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:20,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-23 20:09:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-23 20:09:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:09:21,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:21,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:21,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:21,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:21,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 546 states and 627 transitions. [2023-11-23 20:09:21,366 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 627 transitions. [2023-11-23 20:09:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:09:21,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:21,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:21,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:21,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 545 states and 626 transitions. [2023-11-23 20:09:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 626 transitions. [2023-11-23 20:09:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:09:22,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:22,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:22,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:22,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:22,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 548 states and 629 transitions. [2023-11-23 20:09:22,481 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 629 transitions. [2023-11-23 20:09:22,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:09:22,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:22,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:22,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:22,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:23,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 547 states and 628 transitions. [2023-11-23 20:09:23,278 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 628 transitions. [2023-11-23 20:09:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:09:23,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:23,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 549 states and 630 transitions. [2023-11-23 20:09:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 630 transitions. [2023-11-23 20:09:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:09:23,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:23,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 572 states and 655 transitions. [2023-11-23 20:09:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 655 transitions. [2023-11-23 20:09:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:09:24,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:24,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 571 states and 654 transitions. [2023-11-23 20:09:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 654 transitions. [2023-11-23 20:09:24,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:09:24,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:24,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-23 20:09:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-23 20:09:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:09:24,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:24,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 572 states and 656 transitions. [2023-11-23 20:09:25,281 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 656 transitions. [2023-11-23 20:09:25,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:09:25,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:25,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:25,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:25,412 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-23 20:09:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-23 20:09:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:09:25,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:25,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:25,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-23 20:09:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-23 20:09:25,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:09:25,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:26,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-23 20:09:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-23 20:09:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:09:26,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:26,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:26,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:26,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-23 20:09:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-23 20:09:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:09:26,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:26,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:26,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-23 20:09:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-23 20:09:26,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:09:26,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:26,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-23 20:09:27,690 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-23 20:09:27,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:09:27,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:27,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:27,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-23 20:09:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-23 20:09:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:09:27,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:28,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:28,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-23 20:09:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-23 20:09:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:09:28,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:28,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:28,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-23 20:09:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-23 20:09:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:09:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:28,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:28,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-23 20:09:28,927 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-23 20:09:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:09:28,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:28,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-23 20:09:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-23 20:09:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:09:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:29,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:29,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:29,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-23 20:09:29,901 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-23 20:09:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:09:29,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:29,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-23 20:09:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-23 20:09:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:09:30,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:30,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:30,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-23 20:09:30,738 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-23 20:09:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-23 20:09:30,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:30,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:30,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-23 20:09:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-23 20:09:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:09:30,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:30,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:30,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-23 20:09:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-23 20:09:30,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:09:30,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:30,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:30,999 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 578 states and 663 transitions. [2023-11-23 20:09:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 663 transitions. [2023-11-23 20:09:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:09:31,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:31,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:31,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:31,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-23 20:09:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-23 20:09:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:09:31,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:31,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:31,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-23 20:09:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-23 20:09:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:09:31,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:31,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:31,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 577 states and 663 transitions. [2023-11-23 20:09:32,376 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 663 transitions. [2023-11-23 20:09:32,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:09:32,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-23 20:09:32,645 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-23 20:09:32,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-23 20:09:32,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-23 20:09:32,720 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-23 20:09:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-23 20:09:32,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-23 20:09:32,922 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-23 20:09:32,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 20:09:32,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 618 states and 707 transitions. [2023-11-23 20:09:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 707 transitions. [2023-11-23 20:09:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:09:33,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:33,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:33,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:33,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:34,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 658 states and 750 transitions. [2023-11-23 20:09:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 750 transitions. [2023-11-23 20:09:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:09:34,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:34,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:34,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 699 states and 793 transitions. [2023-11-23 20:09:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 793 transitions. [2023-11-23 20:09:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:09:37,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:37,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:37,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:37,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:38,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 698 states and 792 transitions. [2023-11-23 20:09:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 792 transitions. [2023-11-23 20:09:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:09:38,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:38,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:38,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:38,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 742 states and 839 transitions. [2023-11-23 20:09:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 839 transitions. [2023-11-23 20:09:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:09:40,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:40,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:40,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:40,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-23 20:09:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-23 20:09:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:09:40,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:40,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:40,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:40,519 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:40,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 742 states and 839 transitions. [2023-11-23 20:09:40,574 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 839 transitions. [2023-11-23 20:09:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:09:40,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:40,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:09:40,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 744 states and 841 transitions. [2023-11-23 20:09:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 841 transitions. [2023-11-23 20:09:41,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:09:41,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:41,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:41,382 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.