./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/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 c39f3d25be406fa166da46a61b4a36c0a90262202dfdee83ae8e5211f182a6f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:42,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:42,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:04:42,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:42,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:42,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:42,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:04:42,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:04:42,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:42,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:42,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:42,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:42,895 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:42,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:42,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:42,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:42,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:42,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:42,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:42,900 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:42,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:42,903 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:42,904 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:42,904 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:42,905 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:42,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:42,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:42,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:42,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:42,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:04:42,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:42,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:42,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:04:42,911 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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c39f3d25be406fa166da46a61b4a36c0a90262202dfdee83ae8e5211f182a6f7 [2023-11-19 03:04:43,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:43,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:43,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:43,295 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:43,296 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:43,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c [2023-11-19 03:04:46,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:46,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:46,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c [2023-11-19 03:04:46,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/data/ef9f6c146/49265b6d9e814058b7971b0e708c643e/FLAG66420c961 [2023-11-19 03:04:46,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/data/ef9f6c146/49265b6d9e814058b7971b0e708c643e [2023-11-19 03:04:46,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:46,643 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:46,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:46,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:46,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:46,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1c502a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46, skipping insertion in model container [2023-11-19 03:04:46,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:46,867 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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c[526,539] [2023-11-19 03:04:46,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:46,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:46,920 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_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c[526,539] [2023-11-19 03:04:46,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:46,946 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:46,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46 WrapperNode [2023-11-19 03:04:46,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:46,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:46,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:46,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:46,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,982 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-11-19 03:04:46,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:46,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:46,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:46,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:46,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:46,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:47,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:47,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:47,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:47,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:46" (1/1) ... [2023-11-19 03:04:47,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:47,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:47,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:47,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20815bc2-2f8b-4d0c-9186-3e30d4ce2bc9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:04:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:04:47,184 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:47,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:47,341 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:04:47,403 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:04:47,403 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:04:47,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:47 BoogieIcfgContainer [2023-11-19 03:04:47,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:04:47,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:04:47,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:04:47,436 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:04:47,436 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:47" (1/1) ... [2023-11-19 03:04:47,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:04:47,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 03:04:47,512 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 03:04:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:04:47,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:47,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:47,962 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 03:04:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2023-11-19 03:04:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-11-19 03:04:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:04:48,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:48,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:48,257 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 03:04:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2023-11-19 03:04:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-11-19 03:04:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:04:48,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:48,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:04:48,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:48,713 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 03:04:49,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 49 transitions. [2023-11-19 03:04:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-11-19 03:04:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:04:49,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:49,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:49,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:04:49,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 54 transitions. [2023-11-19 03:04:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2023-11-19 03:04:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:04:49,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:49,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:04:49,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:49,731 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 03:04:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 63 transitions. [2023-11-19 03:04:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2023-11-19 03:04:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:04:49,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:49,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:49,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:04:49,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:04:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 71 transitions. [2023-11-19 03:04:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2023-11-19 03:04:50,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:04:50,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:50,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:50,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:04:50,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:04:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 80 transitions. [2023-11-19 03:04:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2023-11-19 03:04:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:04:50,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:50,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:50,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:50,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:04:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 81 transitions. [2023-11-19 03:04:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2023-11-19 03:04:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:04:51,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:04:51,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:04:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 86 transitions. [2023-11-19 03:04:51,463 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-19 03:04:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:04:51,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:04:51,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-19 03:04:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 49 states and 85 transitions. [2023-11-19 03:04:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2023-11-19 03:04:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:04:51,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:04:51,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:04:52,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:52,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 53 states and 96 transitions. [2023-11-19 03:04:52,033 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2023-11-19 03:04:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:04:52,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:52,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:52,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:04:52,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:52,256 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:04:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 57 states and 104 transitions. [2023-11-19 03:04:52,907 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2023-11-19 03:04:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:04:52,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:52,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:52,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:52,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:53,088 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:04:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 58 states and 107 transitions. [2023-11-19 03:04:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2023-11-19 03:04:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:04:53,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:53,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:53,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:04:53,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:04:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 63 states and 123 transitions. [2023-11-19 03:04:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2023-11-19 03:04:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:04:54,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:54,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:54,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:04:54,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-19 03:04:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 64 states and 124 transitions. [2023-11-19 03:04:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2023-11-19 03:04:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:04:54,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:54,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:55,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:04:55,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:55,214 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 03:04:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 128 transitions. [2023-11-19 03:04:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2023-11-19 03:04:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:04:55,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:55,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:55,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:04:55,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:55,641 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 38 proven. 4 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-19 03:04:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 66 states and 127 transitions. [2023-11-19 03:04:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2023-11-19 03:04:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:04:55,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:55,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:55,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:04:55,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:04:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 70 states and 139 transitions. [2023-11-19 03:04:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2023-11-19 03:04:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:04:56,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:56,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:56,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:04:56,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:04:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 79 states and 157 transitions. [2023-11-19 03:04:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2023-11-19 03:04:58,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:04:58,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:58,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:58,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:04:58,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 03:04:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 83 states and 165 transitions. [2023-11-19 03:04:59,845 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2023-11-19 03:04:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:04:59,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:59,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:59,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:04:59,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:00,070 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 03:05:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 85 states and 167 transitions. [2023-11-19 03:05:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2023-11-19 03:05:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:05:00,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:00,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:00,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:05:00,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 22 proven. 17 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 03:05:01,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:01,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 91 states and 185 transitions. [2023-11-19 03:05:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 185 transitions. [2023-11-19 03:05:01,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:05:01,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:01,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:01,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:05:01,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:02,158 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 26 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 03:05:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 93 states and 189 transitions. [2023-11-19 03:05:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 189 transitions. [2023-11-19 03:05:02,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:05:02,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:02,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:02,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:05:02,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-11-19 03:05:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:02,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 93 states and 188 transitions. [2023-11-19 03:05:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 188 transitions. [2023-11-19 03:05:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:05:02,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:02,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:02,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:05:02,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 26 proven. 30 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 03:05:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 97 states and 201 transitions. [2023-11-19 03:05:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 201 transitions. [2023-11-19 03:05:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:05:03,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:03,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:03,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 03:05:03,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 46 proven. 39 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:05:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 101 states and 216 transitions. [2023-11-19 03:05:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 216 transitions. [2023-11-19 03:05:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:05:05,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:05,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:05,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:05:05,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 66 proven. 47 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 03:05:06,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 105 states and 224 transitions. [2023-11-19 03:05:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 224 transitions. [2023-11-19 03:05:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:05:06,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:06,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:06,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:05:06,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 03:05:07,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 107 states and 228 transitions. [2023-11-19 03:05:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 228 transitions. [2023-11-19 03:05:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:05:07,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:07,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:07,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:05:07,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 03:05:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:07,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 109 states and 232 transitions. [2023-11-19 03:05:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 232 transitions. [2023-11-19 03:05:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:05:07,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:07,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:07,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:05:07,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:05:09,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 114 states and 250 transitions. [2023-11-19 03:05:09,209 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 250 transitions. [2023-11-19 03:05:09,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:05:09,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:09,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:09,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:05:09,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:05:10,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 115 states and 251 transitions. [2023-11-19 03:05:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 251 transitions. [2023-11-19 03:05:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:05:10,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:05:10,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:05:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 117 states and 255 transitions. [2023-11-19 03:05:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 255 transitions. [2023-11-19 03:05:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:05:10,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:05:10,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2023-11-19 03:05:11,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 117 states and 254 transitions. [2023-11-19 03:05:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 254 transitions. [2023-11-19 03:05:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:05:11,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:11,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:11,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:05:11,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 68 proven. 31 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-19 03:05:15,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 130 states and 280 transitions. [2023-11-19 03:05:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 280 transitions. [2023-11-19 03:05:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:05:15,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:15,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:05:15,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:05:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:17,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 132 states and 283 transitions. [2023-11-19 03:05:17,411 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 283 transitions. [2023-11-19 03:05:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:05:17,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:17,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:17,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:05:17,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 32 proven. 50 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 03:05:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:17,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 136 states and 298 transitions. [2023-11-19 03:05:17,809 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 298 transitions. [2023-11-19 03:05:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:05:17,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:17,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:17,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:05:17,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 52 proven. 52 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 03:05:19,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 138 states and 300 transitions. [2023-11-19 03:05:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 300 transitions. [2023-11-19 03:05:19,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:05:19,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:19,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:19,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 03:05:19,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:19,879 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 34 proven. 81 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 03:05:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 142 states and 316 transitions. [2023-11-19 03:05:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 316 transitions. [2023-11-19 03:05:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:05:21,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:21,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:21,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:05:21,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 34 proven. 70 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 03:05:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:23,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 146 states and 324 transitions. [2023-11-19 03:05:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 324 transitions. [2023-11-19 03:05:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:05:23,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:23,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:23,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:05:23,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 40 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 03:05:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 148 states and 328 transitions. [2023-11-19 03:05:23,967 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 328 transitions. [2023-11-19 03:05:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:05:23,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:23,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:24,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:05:24,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 40 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 03:05:24,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 150 states and 332 transitions. [2023-11-19 03:05:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 332 transitions. [2023-11-19 03:05:24,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:05:24,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:24,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:24,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:05:24,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 34 proven. 52 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 03:05:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 156 states and 352 transitions. [2023-11-19 03:05:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 352 transitions. [2023-11-19 03:05:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:05:26,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:26,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:26,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:05:26,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 36 proven. 53 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:05:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 158 states and 356 transitions. [2023-11-19 03:05:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 356 transitions. [2023-11-19 03:05:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:05:27,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:27,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:27,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:05:27,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2023-11-19 03:05:28,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:28,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 158 states and 355 transitions. [2023-11-19 03:05:28,293 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 355 transitions. [2023-11-19 03:05:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:05:28,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:28,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:28,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:05:28,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 82 proven. 98 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-19 03:05:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:30,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 162 states and 370 transitions. [2023-11-19 03:05:30,708 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 370 transitions. [2023-11-19 03:05:30,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:05:30,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:30,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:30,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:05:30,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 82 proven. 98 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-19 03:05:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 163 states and 379 transitions. [2023-11-19 03:05:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 379 transitions. [2023-11-19 03:05:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:05:31,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:31,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:31,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:05:31,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 38 proven. 75 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 03:05:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 167 states and 397 transitions. [2023-11-19 03:05:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 397 transitions. [2023-11-19 03:05:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:05:32,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:32,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:05:32,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-11-19 03:05:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 169 states and 401 transitions. [2023-11-19 03:05:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 401 transitions. [2023-11-19 03:05:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:05:33,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:33,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:33,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:05:33,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-11-19 03:05:33,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:33,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 171 states and 405 transitions. [2023-11-19 03:05:33,819 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 405 transitions. [2023-11-19 03:05:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:05:33,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:33,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:33,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:05:33,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-11-19 03:05:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 173 states and 409 transitions. [2023-11-19 03:05:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 409 transitions. [2023-11-19 03:05:34,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:05:34,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:34,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:34,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:05:34,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:34,920 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.