./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/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_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4062e3cb9e5074e61c7d68b2a1cb09dca27c1d3233deced6e2cc3cd3e3f5792f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:12,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:12,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:25:12,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:12,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:12,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:12,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:12,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:12,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:12,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:12,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:12,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:12,332 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:12,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:12,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:12,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:12,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:12,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:25:12,336 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:25:12,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:12,337 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:12,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:12,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:12,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:12,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:12,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:12,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:12,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:12,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:12,342 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:12,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:12,342 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:12,343 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_70e04303-f970-4b76-b28d-75a3a91a6d71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4062e3cb9e5074e61c7d68b2a1cb09dca27c1d3233deced6e2cc3cd3e3f5792f [2023-11-19 03:25:12,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:12,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:12,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:12,642 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:12,642 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:12,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2023-11-19 03:25:15,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:16,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:16,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2023-11-19 03:25:16,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/data/51f4cff89/0cde0e2586364d0c98ce6eb13c9df5eb/FLAG5e953e712 [2023-11-19 03:25:16,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/data/51f4cff89/0cde0e2586364d0c98ce6eb13c9df5eb [2023-11-19 03:25:16,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:16,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:16,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:16,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:16,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:16,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:16" (1/1) ... [2023-11-19 03:25:16,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77cf3852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:16, skipping insertion in model container [2023-11-19 03:25:16,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:16" (1/1) ... [2023-11-19 03:25:16,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:17,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:17,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:17,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:18,020 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:25:18,021 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:25:18,028 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:18,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18 WrapperNode [2023-11-19 03:25:18,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:18,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:18,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:18,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:18,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,184 INFO L138 Inliner]: procedures = 598, calls = 177, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 632 [2023-11-19 03:25:18,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:18,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:18,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:18,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:18,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:18,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:18,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:18,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:18,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:18" (1/1) ... [2023-11-19 03:25:18,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:18,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:18,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:18,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e04303-f970-4b76-b28d-75a3a91a6d71/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:25:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:25:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:25:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:25:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:25:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:25:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:25:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:25:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:25:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:25:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:25:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:25:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:25:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:25:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:25:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:25:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:25:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:18,751 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:18,753 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:19,572 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:19,743 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:19,743 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:25:19,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:19 BoogieIcfgContainer [2023-11-19 03:25:19,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:19,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:19,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:19,769 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:19,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:19" (1/1) ... [2023-11-19 03:25:19,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 166 states and 210 transitions. [2023-11-19 03:25:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 210 transitions. [2023-11-19 03:25:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:25:19,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:19,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:20,379 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 03:25:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 168 states and 213 transitions. [2023-11-19 03:25:20,457 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-19 03:25:20,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:25:20,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:20,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:20,618 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 03:25:20,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:20,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 169 states and 214 transitions. [2023-11-19 03:25:20,646 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2023-11-19 03:25:20,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:25:20,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:20,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 171 states and 217 transitions. [2023-11-19 03:25:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 217 transitions. [2023-11-19 03:25:20,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:25:20,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:20,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:21,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:25:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 170 states and 216 transitions. [2023-11-19 03:25:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2023-11-19 03:25:21,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:25:21,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:21,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 171 states and 217 transitions. [2023-11-19 03:25:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 217 transitions. [2023-11-19 03:25:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:25:21,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:21,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:25:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:21,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 170 states and 216 transitions. [2023-11-19 03:25:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2023-11-19 03:25:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:25:21,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:25:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 169 states and 215 transitions. [2023-11-19 03:25:21,806 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 215 transitions. [2023-11-19 03:25:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:25:21,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:21,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:22,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 172 states and 218 transitions. [2023-11-19 03:25:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 218 transitions. [2023-11-19 03:25:22,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:25:22,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:22,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 221 transitions. [2023-11-19 03:25:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 221 transitions. [2023-11-19 03:25:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:25:22,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:22,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:22,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 178 states and 224 transitions. [2023-11-19 03:25:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 224 transitions. [2023-11-19 03:25:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:25:22,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:22,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 181 states and 227 transitions. [2023-11-19 03:25:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 227 transitions. [2023-11-19 03:25:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:25:23,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:23,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 184 states and 230 transitions. [2023-11-19 03:25:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 230 transitions. [2023-11-19 03:25:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:25:23,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:23,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 187 states and 233 transitions. [2023-11-19 03:25:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 233 transitions. [2023-11-19 03:25:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:25:24,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:24,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 190 states and 236 transitions. [2023-11-19 03:25:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2023-11-19 03:25:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:25:25,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:25,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:25,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 193 states and 238 transitions. [2023-11-19 03:25:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 238 transitions. [2023-11-19 03:25:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:25:25,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:25,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:26,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 192 states and 237 transitions. [2023-11-19 03:25:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 237 transitions. [2023-11-19 03:25:26,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:25:26,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:26,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 191 states and 236 transitions. [2023-11-19 03:25:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 236 transitions. [2023-11-19 03:25:26,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:25:26,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:26,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:26,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 190 states and 235 transitions. [2023-11-19 03:25:26,618 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 235 transitions. [2023-11-19 03:25:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:25:26,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:26,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:26,822 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 191 states and 237 transitions. [2023-11-19 03:25:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 237 transitions. [2023-11-19 03:25:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:25:26,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:26,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:27,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 192 states and 238 transitions. [2023-11-19 03:25:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 238 transitions. [2023-11-19 03:25:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:25:27,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:27,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 193 states and 239 transitions. [2023-11-19 03:25:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 239 transitions. [2023-11-19 03:25:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:25:27,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:27,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 194 states and 241 transitions. [2023-11-19 03:25:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2023-11-19 03:25:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:25:28,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:28,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:25:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:28,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 199 states and 249 transitions. [2023-11-19 03:25:28,660 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 249 transitions. [2023-11-19 03:25:28,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:25:28,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:28,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 201 states and 253 transitions. [2023-11-19 03:25:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 253 transitions. [2023-11-19 03:25:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:25:29,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:29,384 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:25:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:29,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 202 states and 254 transitions. [2023-11-19 03:25:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 254 transitions. [2023-11-19 03:25:29,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:25:29,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:29,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:25:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 201 states and 253 transitions. [2023-11-19 03:25:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 253 transitions. [2023-11-19 03:25:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:25:29,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:29,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:25:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 202 states and 255 transitions. [2023-11-19 03:25:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 255 transitions. [2023-11-19 03:25:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:25:30,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:30,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:25:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 204 states and 258 transitions. [2023-11-19 03:25:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 258 transitions. [2023-11-19 03:25:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:25:31,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:31,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 205 states and 259 transitions. [2023-11-19 03:25:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-11-19 03:25:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:25:31,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:32,060 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:25:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 206 states and 259 transitions. [2023-11-19 03:25:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 259 transitions. [2023-11-19 03:25:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:25:32,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:32,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 209 states and 262 transitions. [2023-11-19 03:25:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 262 transitions. [2023-11-19 03:25:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:25:33,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:33,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 212 states and 265 transitions. [2023-11-19 03:25:33,974 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 265 transitions. [2023-11-19 03:25:33,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:25:33,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:33,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 215 states and 268 transitions. [2023-11-19 03:25:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 268 transitions. [2023-11-19 03:25:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:25:34,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:34,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 218 states and 271 transitions. [2023-11-19 03:25:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 271 transitions. [2023-11-19 03:25:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:25:35,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:35,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 221 states and 274 transitions. [2023-11-19 03:25:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 274 transitions. [2023-11-19 03:25:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:36,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,261 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:37,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 224 states and 277 transitions. [2023-11-19 03:25:37,933 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 277 transitions. [2023-11-19 03:25:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:25:37,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 227 states and 280 transitions. [2023-11-19 03:25:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 280 transitions. [2023-11-19 03:25:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:25:39,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:39,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 230 states and 282 transitions. [2023-11-19 03:25:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 282 transitions. [2023-11-19 03:25:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:25:40,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:40,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-11-19 03:25:55,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:55,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 266 states and 337 transitions. [2023-11-19 03:25:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 337 transitions. [2023-11-19 03:25:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:25:55,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:55,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-19 03:25:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:55,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 268 states and 341 transitions. [2023-11-19 03:25:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 341 transitions. [2023-11-19 03:25:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:25:55,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:55,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-19 03:25:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 269 states and 343 transitions. [2023-11-19 03:25:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 343 transitions. [2023-11-19 03:25:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:25:56,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:56,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-19 03:25:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 270 states and 343 transitions. [2023-11-19 03:25:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 343 transitions. [2023-11-19 03:25:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:25:57,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-19 03:25:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 271 states and 344 transitions. [2023-11-19 03:25:57,246 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 344 transitions. [2023-11-19 03:25:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:25:57,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:57,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:58,237 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:25:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 272 states and 344 transitions. [2023-11-19 03:25:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 344 transitions. [2023-11-19 03:25:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:25:58,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:58,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat