./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 623f8e570c67201db9fc7be447d74d083955ca752401303f9fce588b7571c3af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:15,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:15,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:54:15,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:15,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:15,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:15,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:15,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:15,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:15,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:15,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:15,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:15,546 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:15,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:15,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:15,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:15,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:15,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:15,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:15,557 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:54:15,557 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:54:15,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:15,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:15,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:15,559 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:15,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:15,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:15,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:15,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:15,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:15,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:15,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:15,563 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:15,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:15,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:15,564 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_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 623f8e570c67201db9fc7be447d74d083955ca752401303f9fce588b7571c3af [2023-11-24 22:54:15,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:15,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:15,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:15,973 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:15,973 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:15,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2023-11-24 22:54:19,463 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:19,811 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:19,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound5.c [2023-11-24 22:54:19,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/data/70fca0b51/4b087cc134c74321a9023bec5402f62b/FLAG6404d2c88 [2023-11-24 22:54:19,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/data/70fca0b51/4b087cc134c74321a9023bec5402f62b [2023-11-24 22:54:19,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:19,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:19,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:19,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:19,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:19,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:19" (1/1) ... [2023-11-24 22:54:19,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348ca8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:19, skipping insertion in model container [2023-11-24 22:54:19,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:19" (1/1) ... [2023-11-24 22:54:19,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:20,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:20,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:20,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:20,153 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:20,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20 WrapperNode [2023-11-24 22:54:20,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:20,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:20,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:20,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:20,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,229 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-24 22:54:20,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:20,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:20,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:20,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:20,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:20,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:20,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:20,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:20,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:20,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:20,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a731121-af60-464f-ae34-b617016ff438/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:54:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:54:20,437 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:20,440 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:20,986 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:21,032 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:21,032 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:21,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:21 BoogieIcfgContainer [2023-11-24 22:54:21,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:21,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:21,036 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:21,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:21,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-11-24 22:54:21,118 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-11-24 22:54:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:54:21,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-24 22:54:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-24 22:54:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:21,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-11-24 22:54:21,402 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-11-24 22:54:21,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:54:21,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-11-24 22:54:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-11-24 22:54:21,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:54:21,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-24 22:54:21,640 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-24 22:54:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:54:21,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-24 22:54:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-24 22:54:21,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:54:21,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-24 22:54:21,785 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-24 22:54:21,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:54:21,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-24 22:54:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-24 22:54:21,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:54:21,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-24 22:54:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-24 22:54:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:54:21,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-24 22:54:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-24 22:54:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:54:21,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:21,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-24 22:54:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-24 22:54:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:54:22,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:22,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:22,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-24 22:54:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-24 22:54:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:22,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:22,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-11-24 22:54:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-11-24 22:54:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:54:22,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:22,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:22,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-11-24 22:54:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-11-24 22:54:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:22,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:22,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:22,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-11-24 22:54:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-11-24 22:54:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:54:23,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:23,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 174 states and 197 transitions. [2023-11-24 22:54:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 197 transitions. [2023-11-24 22:54:23,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:54:23,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:23,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 177 states and 201 transitions. [2023-11-24 22:54:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 201 transitions. [2023-11-24 22:54:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:54:24,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 179 states and 205 transitions. [2023-11-24 22:54:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 205 transitions. [2023-11-24 22:54:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:54:24,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 185 states and 213 transitions. [2023-11-24 22:54:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-11-24 22:54:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:54:24,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:25,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 187 states and 216 transitions. [2023-11-24 22:54:25,399 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 216 transitions. [2023-11-24 22:54:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:54:25,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:25,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:25,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 191 states and 221 transitions. [2023-11-24 22:54:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 221 transitions. [2023-11-24 22:54:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:54:25,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:25,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:25,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 192 states and 223 transitions. [2023-11-24 22:54:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 223 transitions. [2023-11-24 22:54:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:54:26,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:26,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:26,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:26,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:26,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 194 states and 226 transitions. [2023-11-24 22:54:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 226 transitions. [2023-11-24 22:54:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:54:26,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:26,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:26,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 204 states and 241 transitions. [2023-11-24 22:54:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2023-11-24 22:54:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:54:27,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:27,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:27,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:27,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:27,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 205 states and 242 transitions. [2023-11-24 22:54:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2023-11-24 22:54:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:54:27,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:27,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:27,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:27,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 216 states and 258 transitions. [2023-11-24 22:54:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 258 transitions. [2023-11-24 22:54:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:54:28,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:28,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:28,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:28,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 218 states and 260 transitions. [2023-11-24 22:54:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2023-11-24 22:54:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:54:28,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:28,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:28,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 217 states and 259 transitions. [2023-11-24 22:54:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 259 transitions. [2023-11-24 22:54:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:54:28,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:28,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:28,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:29,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:29,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 269 transitions. [2023-11-24 22:54:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 269 transitions. [2023-11-24 22:54:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:54:29,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:29,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:29,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 221 states and 268 transitions. [2023-11-24 22:54:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 268 transitions. [2023-11-24 22:54:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:54:29,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:29,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:30,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 279 transitions. [2023-11-24 22:54:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 279 transitions. [2023-11-24 22:54:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:54:30,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:30,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 237 states and 296 transitions. [2023-11-24 22:54:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 296 transitions. [2023-11-24 22:54:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:54:32,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:32,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:32,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:32,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:33,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 252 states and 318 transitions. [2023-11-24 22:54:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-11-24 22:54:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:54:33,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:33,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:33,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:33,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 251 states and 317 transitions. [2023-11-24 22:54:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 317 transitions. [2023-11-24 22:54:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:54:33,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:33,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:33,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:33,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:34,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 250 states and 316 transitions. [2023-11-24 22:54:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2023-11-24 22:54:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:54:34,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:34,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:34,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:34,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:35,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:35,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 273 states and 345 transitions. [2023-11-24 22:54:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 345 transitions. [2023-11-24 22:54:35,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:54:35,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:35,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:35,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:35,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 272 states and 344 transitions. [2023-11-24 22:54:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 344 transitions. [2023-11-24 22:54:35,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:54:35,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:35,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:35,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:35,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:54:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 373 transitions. [2023-11-24 22:54:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-11-24 22:54:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:54:36,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:36,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:36,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:36,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 372 transitions. [2023-11-24 22:54:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 372 transitions. [2023-11-24 22:54:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:54:36,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:36,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:36,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:36,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:54:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 294 states and 371 transitions. [2023-11-24 22:54:37,169 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 371 transitions. [2023-11-24 22:54:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:54:37,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:37,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:37,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:37,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:37,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 293 states and 370 transitions. [2023-11-24 22:54:37,261 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 370 transitions. [2023-11-24 22:54:37,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:54:37,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:37,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:37,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:37,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:54:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 292 states and 369 transitions. [2023-11-24 22:54:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 369 transitions. [2023-11-24 22:54:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:54:37,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:37,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:37,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 303 states and 386 transitions. [2023-11-24 22:54:38,447 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 386 transitions. [2023-11-24 22:54:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:54:38,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:38,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:38,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:38,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:54:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:38,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 385 transitions. [2023-11-24 22:54:38,542 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 385 transitions. [2023-11-24 22:54:38,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:54:38,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:38,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:38,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:38,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:38,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 301 states and 384 transitions. [2023-11-24 22:54:38,598 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-11-24 22:54:38,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:54:38,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:38,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:38,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:38,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:54:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 300 states and 383 transitions. [2023-11-24 22:54:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 383 transitions. [2023-11-24 22:54:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:54:38,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:38,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:38,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:38,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 314 states and 400 transitions. [2023-11-24 22:54:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 400 transitions. [2023-11-24 22:54:39,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:54:39,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:39,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:39,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 22:54:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 313 states and 399 transitions. [2023-11-24 22:54:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 399 transitions. [2023-11-24 22:54:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:54:39,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:39,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:39,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 328 states and 416 transitions. [2023-11-24 22:54:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 416 transitions. [2023-11-24 22:54:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:54:40,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:40,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:40,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:40,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 327 states and 415 transitions. [2023-11-24 22:54:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 415 transitions. [2023-11-24 22:54:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:54:40,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:40,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:40,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:40,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 343 states and 434 transitions. [2023-11-24 22:54:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 434 transitions. [2023-11-24 22:54:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:54:41,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:41,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:41,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:41,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 342 states and 433 transitions. [2023-11-24 22:54:42,124 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2023-11-24 22:54:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:54:42,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:42,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:42,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:42,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:54:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:43,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 352 states and 447 transitions. [2023-11-24 22:54:43,922 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 447 transitions. [2023-11-24 22:54:43,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:54:43,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:43,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:43,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:43,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 370 states and 467 transitions. [2023-11-24 22:54:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 467 transitions. [2023-11-24 22:54:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:54:45,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:45,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:45,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:45,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:46,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 466 transitions. [2023-11-24 22:54:46,358 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 466 transitions. [2023-11-24 22:54:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:54:46,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:46,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:46,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:46,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:47,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:47,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 368 states and 465 transitions. [2023-11-24 22:54:47,163 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 465 transitions. [2023-11-24 22:54:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:54:47,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:47,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:47,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:47,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:48,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:48,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 367 states and 464 transitions. [2023-11-24 22:54:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 464 transitions. [2023-11-24 22:54:48,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:54:48,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:48,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:48,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:48,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:49,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 383 states and 488 transitions. [2023-11-24 22:54:49,618 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 488 transitions. [2023-11-24 22:54:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:54:49,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:49,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:49,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:49,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:53,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 405 states and 513 transitions. [2023-11-24 22:54:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 513 transitions. [2023-11-24 22:54:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:54:53,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:53,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:53,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:53,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 421 states and 533 transitions. [2023-11-24 22:54:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 533 transitions. [2023-11-24 22:54:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:54:54,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:54,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:54,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:54,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:54,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 420 states and 532 transitions. [2023-11-24 22:54:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 532 transitions. [2023-11-24 22:54:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:54:54,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:54,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:54:54,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:54:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:55,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 437 states and 555 transitions. [2023-11-24 22:54:55,847 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 555 transitions. [2023-11-24 22:54:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:54:55,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:55,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:55,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:54:55,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 461 states and 582 transitions. [2023-11-24 22:55:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 582 transitions. [2023-11-24 22:55:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:55:00,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:00,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:00,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:00,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 464 states and 594 transitions. [2023-11-24 22:55:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 594 transitions. [2023-11-24 22:55:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:55:01,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:01,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:01,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:01,960 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-11-24 22:55:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-11-24 22:55:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:55:02,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:02,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:02,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:02,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 471 states and 607 transitions. [2023-11-24 22:55:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 607 transitions. [2023-11-24 22:55:03,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:55:03,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:03,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:03,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:03,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 474 states and 614 transitions. [2023-11-24 22:55:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 614 transitions. [2023-11-24 22:55:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:55:05,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:05,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:05,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:05,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:05,499 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 479 states and 622 transitions. [2023-11-24 22:55:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 622 transitions. [2023-11-24 22:55:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:55:06,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:06,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:06,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:06,795 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:55:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 479 states and 621 transitions. [2023-11-24 22:55:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 621 transitions. [2023-11-24 22:55:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:55:07,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:07,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:07,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:07,502 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:55:07,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 481 states and 626 transitions. [2023-11-24 22:55:07,910 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 626 transitions. [2023-11-24 22:55:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:55:07,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:07,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:07,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 22:55:09,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 488 states and 636 transitions. [2023-11-24 22:55:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 636 transitions. [2023-11-24 22:55:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:55:09,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-24 22:55:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 495 states and 646 transitions. [2023-11-24 22:55:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 646 transitions. [2023-11-24 22:55:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:55:11,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:11,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:11,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:11,906 INFO L285 TraceCheckSpWp]: Computing forward predicates...