./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a95a21aef2f50b6142b75e9167422e223cf73e944019da3877f24b8f537b25b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:55:04,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:55:04,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:55:04,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:55:04,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:55:04,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:55:04,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:55:04,860 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:55:04,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:55:04,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:55:04,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:55:04,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:55:04,863 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:55:04,863 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:55:04,864 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:55:04,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:55:04,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:55:04,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:55:04,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:55:04,866 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:55:04,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:55:04,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:55:04,869 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:55:04,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:55:04,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:55:04,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:55:04,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:55:04,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:55:04,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:55:04,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:55:04,879 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:55:04,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:55:04,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:55:04,880 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_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a95a21aef2f50b6142b75e9167422e223cf73e944019da3877f24b8f537b25b5 [2023-12-03 01:55:05,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:55:05,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:55:05,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:55:05,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:55:05,142 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:55:05,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c [2023-12-03 01:55:07,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:55:08,144 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:55:08,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c [2023-12-03 01:55:08,151 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/data/669755245/4a681c18225643f09080806a3e4b5b38/FLAGddb3c9208 [2023-12-03 01:55:08,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/data/669755245/4a681c18225643f09080806a3e4b5b38 [2023-12-03 01:55:08,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:55:08,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:55:08,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:55:08,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:55:08,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:55:08,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67dd4022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08, skipping insertion in model container [2023-12-03 01:55:08,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,206 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:55:08,368 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c[537,550] [2023-12-03 01:55:08,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:55:08,396 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:55:08,409 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c[537,550] [2023-12-03 01:55:08,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:55:08,431 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:55:08,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08 WrapperNode [2023-12-03 01:55:08,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:55:08,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:55:08,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:55:08,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:55:08,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,467 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-12-03 01:55:08,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:55:08,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:55:08,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:55:08,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:55:08,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,488 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:55:08,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:55:08,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:55:08,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:55:08,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:55:08,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:55:08,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:55:08,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:55:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:55:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:55:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:55:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:55:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:55:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:55:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:55:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:55:08,647 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:55:08,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:55:08,791 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:55:08,846 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:55:08,846 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:55:08,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:08 BoogieIcfgContainer [2023-12-03 01:55:08,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:55:08,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:55:08,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:55:08,861 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:55:08,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:08" (1/1) ... [2023-12-03 01:55:08,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:55:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:08,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-12-03 01:55:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-12-03 01:55:08,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:08,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:08,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,544 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,659 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,854 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:09,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:09,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:09,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:09,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:09,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:09,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,361 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,515 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,809 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:10,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:10,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:10,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:10,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:10,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,031 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,750 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,936 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:11,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:11,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:11,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:11,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,380 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,504 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,672 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:12,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:12,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:12,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:12,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,183 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,610 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,664 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,718 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,772 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,832 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:13,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:13,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:13,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:13,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,310 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,633 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,748 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:14,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:14,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:14,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:14,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,271 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,860 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,922 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:15,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:15,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:15,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:15,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,073 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,120 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,169 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-12-03 01:55:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:55:16,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 31 transitions. [2023-12-03 01:55:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-12-03 01:55:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:55:16,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 33 transitions. [2023-12-03 01:55:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-12-03 01:55:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:55:16,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:16,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:55:16,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:55:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 49 transitions. [2023-12-03 01:55:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-12-03 01:55:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:55:18,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:18,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:55:18,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:55:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 53 transitions. [2023-12-03 01:55:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2023-12-03 01:55:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:55:26,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:26,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:55:26,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:55:37,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 01:55:38,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:55:38,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 61 transitions. [2023-12-03 01:55:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2023-12-03 01:55:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 01:55:38,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:38,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:38,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:55:38,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:55:54,750 WARN L293 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:55:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 01:56:18,172 WARN L293 SmtUtils]: Spent 10.14s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:56:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 65 transitions. [2023-12-03 01:56:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2023-12-03 01:56:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:56:19,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:19,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:56:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:19,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 01:56:19,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:56:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:56:40,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 01:56:46,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.23s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 42 states and 72 transitions. [2023-12-03 01:56:46,288 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2023-12-03 01:56:46,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:56:46,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:46,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:56:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:46,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 01:56:46,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:06,905 WARN L293 SmtUtils]: Spent 6.81s on a formula simplification that was a NOOP. DAG size: 122 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:57:07,795 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-03 01:57:22,074 WARN L293 SmtUtils]: Spent 5.82s on a formula simplification that was a NOOP. DAG size: 123 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:57:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 86 transitions. [2023-12-03 01:57:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2023-12-03 01:57:25,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:57:25,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:25,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:25,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-03 01:57:25,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:35,186 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 18 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:57:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:44,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 93 transitions. [2023-12-03 01:57:44,147 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 93 transitions. [2023-12-03 01:57:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 01:57:44,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:44,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:44,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 01:57:44,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:58:24,170 WARN L293 SmtUtils]: Spent 12.72s on a formula simplification that was a NOOP. DAG size: 225 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:58:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 22 proven. 32 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-03 01:58:54,079 WARN L293 SmtUtils]: Spent 5.53s on a formula simplification that was a NOOP. DAG size: 226 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:59:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 97 transitions. [2023-12-03 01:59:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 97 transitions. [2023-12-03 01:59:06,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 01:59:06,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:06,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:07,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 01:59:07,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:59:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-03 01:59:29,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 58 states and 102 transitions. [2023-12-03 01:59:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2023-12-03 01:59:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:59:29,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:29,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:29,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 01:59:29,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:59:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 26 proven. 48 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-12-03 01:59:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 41 states and 56 transitions. [2023-12-03 01:59:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2023-12-03 01:59:50,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:59:50,999 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 131 iterations. [2023-12-03 01:59:51,004 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:59:55,431 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:59:55,434 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:59:55,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:59:55 ImpRootNode [2023-12-03 01:59:55,435 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:59:55,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:59:55,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:59:55,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:59:55,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:08" (3/4) ... [2023-12-03 01:59:55,437 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:59:55,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 01:59:55,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 01:59:55,444 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 01:59:55,444 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 01:59:55,444 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 01:59:55,444 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:59:55,513 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:59:55,514 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:59:55,514 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:59:55,515 INFO L158 Benchmark]: Toolchain (without parser) took 287342.09ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 107.8MB in the beginning and 118.7MB in the end (delta: -10.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,515 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:59:55,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.99ms. Allocated memory is still 151.0MB. Free memory was 107.8MB in the beginning and 97.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.06ms. Allocated memory is still 151.0MB. Free memory was 97.2MB in the beginning and 95.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,516 INFO L158 Benchmark]: Boogie Preprocessor took 21.78ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 94.8MB in the end (delta: 925.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:59:55,517 INFO L158 Benchmark]: RCFGBuilder took 357.27ms. Allocated memory is still 151.0MB. Free memory was 94.8MB in the beginning and 81.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,517 INFO L158 Benchmark]: CodeCheck took 286585.47ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 81.7MB in the beginning and 122.9MB in the end (delta: -41.1MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,517 INFO L158 Benchmark]: Witness Printer took 78.65ms. Allocated memory is still 188.7MB. Free memory was 122.9MB in the beginning and 118.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:59:55,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 282.1s, OverallIterations: 131, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4700 SdHoareTripleChecker+Valid, 113.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 629 mSDsluCounter, 2718 SdHoareTripleChecker+Invalid, 112.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 764 mSDsCounter, 1752 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4661 IncrementalHoareTripleChecker+Invalid, 6413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1752 mSolverCounterUnsat, 1954 mSDtfsCounter, 4661 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17160 GetRequests, 16520 SyntacticMatches, 494 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9933 ImplicationChecksByTransitivity, 199.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 145.5s InterpolantComputationTime, 2456 NumberOfCodeBlocks, 2456 NumberOfCodeBlocksAsserted, 130 NumberOfCheckSat, 2326 ConstructedInterpolants, 3 QuantifiedInterpolants, 26705 SizeOfPredicates, 291 NumberOfNonLiveVariables, 8996 ConjunctsInSsa, 2485 ConjunctsInUnsatCore, 130 InterpolantComputations, 119 PerfectInterpolantSequences, 1046/1267 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.99ms. Allocated memory is still 151.0MB. Free memory was 107.8MB in the beginning and 97.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.06ms. Allocated memory is still 151.0MB. Free memory was 97.2MB in the beginning and 95.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.78ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 94.8MB in the end (delta: 925.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.27ms. Allocated memory is still 151.0MB. Free memory was 94.8MB in the beginning and 81.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 286585.47ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 81.7MB in the beginning and 122.9MB in the end (delta: -41.1MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * Witness Printer took 78.65ms. Allocated memory is still 188.7MB. Free memory was 122.9MB in the beginning and 118.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:59:55,729 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 01:59:55,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2caf721e-e4a1-4396-bc44-a64acf28b6c5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE