./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:29,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:29,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:08:29,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:29,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:29,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:29,951 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:29,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:29,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:29,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:29,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:29,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:29,955 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:29,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:29,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:29,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:29,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:29,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:29,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:29,959 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:29,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:29,960 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:29,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:29,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:29,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:29,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:29,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:29,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:29,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:29,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:29,964 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:29,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:29,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:29,965 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_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 [2023-11-19 04:08:30,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:30,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:30,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:30,301 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:30,303 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:30,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-11-19 04:08:33,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:33,588 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:33,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-11-19 04:08:33,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/data/347dfa982/3569f62fe82242dda3bf85e9479b29bd/FLAGd4c377c37 [2023-11-19 04:08:33,615 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/data/347dfa982/3569f62fe82242dda3bf85e9479b29bd [2023-11-19 04:08:33,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:33,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:33,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:33,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:33,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:33,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23fb5f30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33, skipping insertion in model container [2023-11-19 04:08:33,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:33,825 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c[520,533] [2023-11-19 04:08:33,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:33,863 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:33,874 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c[520,533] [2023-11-19 04:08:33,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:33,897 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33 WrapperNode [2023-11-19 04:08:33,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:33,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:33,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:33,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:33,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,940 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-11-19 04:08:33,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:33,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:33,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:33,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:33,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:33,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:33,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:33,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:33,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:33" (1/1) ... [2023-11-19 04:08:33,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:33,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:34,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:34,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f0555a-9d0c-4c42-8b4a-bde84bd56623/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:34,117 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:34,119 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:34,277 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:34,298 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:34,298 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:08:34,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:34 BoogieIcfgContainer [2023-11-19 04:08:34,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:34,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:34,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:34,318 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:34,319 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:34" (1/1) ... [2023-11-19 04:08:34,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2023-11-19 04:08:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2023-11-19 04:08:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:34,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-19 04:08:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-19 04:08:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:34,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 04:08:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 04:08:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:34,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 38 transitions. [2023-11-19 04:08:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2023-11-19 04:08:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:35,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2023-11-19 04:08:36,005 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2023-11-19 04:08:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:36,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 49 transitions. [2023-11-19 04:08:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2023-11-19 04:08:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:36,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:08:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 58 transitions. [2023-11-19 04:08:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2023-11-19 04:08:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:08:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 43 states and 94 transitions. [2023-11-19 04:08:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 94 transitions. [2023-11-19 04:08:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:37,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,030 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:08:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 45 states and 96 transitions. [2023-11-19 04:08:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 96 transitions. [2023-11-19 04:08:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:08:38,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:08:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 48 states and 111 transitions. [2023-11-19 04:08:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 111 transitions. [2023-11-19 04:08:38,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:38,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:08:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 51 states and 118 transitions. [2023-11-19 04:08:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 118 transitions. [2023-11-19 04:08:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:40,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:08:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 51 states and 117 transitions. [2023-11-19 04:08:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 117 transitions. [2023-11-19 04:08:41,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:08:41,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,647 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 04:08:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 53 states and 127 transitions. [2023-11-19 04:08:41,730 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 127 transitions. [2023-11-19 04:08:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:08:41,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 04:08:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 53 states and 127 transitions. [2023-11-19 04:08:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 127 transitions. [2023-11-19 04:08:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:08:43,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:08:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 56 states and 140 transitions. [2023-11-19 04:08:43,603 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 140 transitions. [2023-11-19 04:08:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:43,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:08:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 58 states and 142 transitions. [2023-11-19 04:08:44,496 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 142 transitions. [2023-11-19 04:08:44,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:44,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:08:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 68 states and 199 transitions. [2023-11-19 04:08:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 199 transitions. [2023-11-19 04:08:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:46,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:46,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:46,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:08:46,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:08:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 70 states and 201 transitions. [2023-11-19 04:08:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 201 transitions. [2023-11-19 04:08:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:47,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:08:47,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 70 states and 200 transitions. [2023-11-19 04:08:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 200 transitions. [2023-11-19 04:08:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:47,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:47,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:47,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:47,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 04:08:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:48,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 72 states and 211 transitions. [2023-11-19 04:08:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 211 transitions. [2023-11-19 04:08:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:48,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:48,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:08:48,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 04:08:50,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 74 states and 226 transitions. [2023-11-19 04:08:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 226 transitions. [2023-11-19 04:08:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:50,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:08:50,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 04:08:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 76 states and 227 transitions. [2023-11-19 04:08:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 227 transitions. [2023-11-19 04:08:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:51,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:51,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:08:51,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:52,467 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 04:08:53,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 76 states and 226 transitions. [2023-11-19 04:08:53,132 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 226 transitions. [2023-11-19 04:08:53,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:08:53,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:08:53,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-19 04:08:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 76 states and 225 transitions. [2023-11-19 04:08:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 225 transitions. [2023-11-19 04:08:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:08:56,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:56,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:56,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:08:56,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:56,743 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-19 04:08:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 77 states and 234 transitions. [2023-11-19 04:08:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 234 transitions. [2023-11-19 04:08:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:08:57,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:57,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:08:57,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 04:08:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 80 states and 255 transitions. [2023-11-19 04:08:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 255 transitions. [2023-11-19 04:08:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:08:58,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:58,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:58,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:58,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 86 states and 278 transitions. [2023-11-19 04:09:00,061 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 278 transitions. [2023-11-19 04:09:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:00,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:00,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:00,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:09:00,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:00,319 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 04:09:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 88 states and 280 transitions. [2023-11-19 04:09:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 280 transitions. [2023-11-19 04:09:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:01,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:09:01,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 92 states and 332 transitions. [2023-11-19 04:09:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 332 transitions. [2023-11-19 04:09:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:02,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:09:02,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 04:09:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 94 states and 334 transitions. [2023-11-19 04:09:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 334 transitions. [2023-11-19 04:09:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:03,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:09:03,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:09:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 94 states and 333 transitions. [2023-11-19 04:09:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 333 transitions. [2023-11-19 04:09:04,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:09:04,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:09:04,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 04:09:05,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 96 states and 335 transitions. [2023-11-19 04:09:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 335 transitions. [2023-11-19 04:09:05,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:09:05,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:05,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:05,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-11-19 04:09:05,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 97 states and 341 transitions. [2023-11-19 04:09:05,979 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 341 transitions. [2023-11-19 04:09:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:09:05,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:05,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 04:09:06,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 04:09:09,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 99 states and 361 transitions. [2023-11-19 04:09:09,238 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 361 transitions. [2023-11-19 04:09:09,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:09:09,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:09,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 04:09:09,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 04:09:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 99 states and 360 transitions. [2023-11-19 04:09:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 360 transitions. [2023-11-19 04:09:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:09:11,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:11,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:11,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:09:11,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:12,531 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 04:09:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 99 states and 359 transitions. [2023-11-19 04:09:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 359 transitions. [2023-11-19 04:09:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:09:13,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:13,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:09:13,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 04:09:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:15,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 101 states and 360 transitions. [2023-11-19 04:09:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 360 transitions. [2023-11-19 04:09:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:15,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:15,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:15,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:09:15,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-19 04:09:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:17,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 102 states and 372 transitions. [2023-11-19 04:09:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 372 transitions. [2023-11-19 04:09:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:09:17,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:17,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:17,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:09:17,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:09:18,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 105 states and 399 transitions. [2023-11-19 04:09:18,046 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 399 transitions. [2023-11-19 04:09:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:18,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:18,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:18,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:09:19,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 107 states and 401 transitions. [2023-11-19 04:09:19,443 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 401 transitions. [2023-11-19 04:09:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:19,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:09:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 109 states and 403 transitions. [2023-11-19 04:09:20,716 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 403 transitions. [2023-11-19 04:09:20,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:20,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:09:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 111 states and 405 transitions. [2023-11-19 04:09:21,929 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 405 transitions. [2023-11-19 04:09:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:21,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 04:09:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 117 states and 422 transitions. [2023-11-19 04:09:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 422 transitions. [2023-11-19 04:09:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:24,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:09:24,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:09:25,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 119 states and 424 transitions. [2023-11-19 04:09:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 424 transitions. [2023-11-19 04:09:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:25,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms