./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 30e01a73 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_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/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_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:03:22,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:23,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:03:23,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:23,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:23,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:23,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:23,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:23,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:23,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:23,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:23,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:23,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:23,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:23,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:23,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:23,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:23,136 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:23,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:23,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:23,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:23,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:23,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:23,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:23,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:23,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:23,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:23,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:23,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:23,142 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:23,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:23,143 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:23,143 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_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4062e3cb9e5074e61c7d68b2a1cb09dca27c1d3233deced6e2cc3cd3e3f5792f [2023-11-23 20:03:23,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:23,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:23,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:23,440 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:23,441 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:23,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2023-11-23 20:03:26,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:27,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:27,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2023-11-23 20:03:27,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/data/e6e22dd85/fa18ba01aa914d37ae2d1fec11021d82/FLAG9702232f6 [2023-11-23 20:03:27,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/data/e6e22dd85/fa18ba01aa914d37ae2d1fec11021d82 [2023-11-23 20:03:27,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:27,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:27,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:27,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:27,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:27,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:27" (1/1) ... [2023-11-23 20:03:27,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecff4a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:27, skipping insertion in model container [2023-11-23 20:03:27,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:27" (1/1) ... [2023-11-23 20:03:27,534 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:29,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:29,032 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:29,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:29,383 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:29,383 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:29,392 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:29,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29 WrapperNode [2023-11-23 20:03:29,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:29,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:29,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:29,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:29,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,511 INFO L138 Inliner]: procedures = 598, calls = 177, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 632 [2023-11-23 20:03:29,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:29,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:29,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:29,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:29,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:29,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:29,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:29,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:29,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:29,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:29,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:29,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98309d8b-9034-404e-bf52-c4850bfeb2fc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:03:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:03:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:03:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:03:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:03:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:03:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:03:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:29,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:03:29,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:03:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:03:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:03:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:03:29,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:03:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:03:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:03:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:03:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:03:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:03:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:03:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:30,284 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:30,287 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:31,065 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:31,237 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:31,237 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-23 20:03:31,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:31 BoogieIcfgContainer [2023-11-23 20:03:31,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:31,241 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:31,241 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:31,252 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:31,253 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:31,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 166 states and 210 transitions. [2023-11-23 20:03:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 210 transitions. [2023-11-23 20:03:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:31,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:31,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 168 states and 213 transitions. [2023-11-23 20:03:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-23 20:03:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:31,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:31,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:32,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 169 states and 214 transitions. [2023-11-23 20:03:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2023-11-23 20:03:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:03:32,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:32,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 171 states and 217 transitions. [2023-11-23 20:03:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 217 transitions. [2023-11-23 20:03:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:32,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:32,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:03:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 170 states and 216 transitions. [2023-11-23 20:03:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2023-11-23 20:03:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:03:32,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:32,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:32,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 171 states and 217 transitions. [2023-11-23 20:03:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 217 transitions. [2023-11-23 20:03:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:03:33,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:33,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:03:33,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 170 states and 216 transitions. [2023-11-23 20:03:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2023-11-23 20:03:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:03:33,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:33,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:03:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 169 states and 215 transitions. [2023-11-23 20:03:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 215 transitions. [2023-11-23 20:03:33,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:03:33,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:33,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 172 states and 218 transitions. [2023-11-23 20:03:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 218 transitions. [2023-11-23 20:03:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:03:34,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:34,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:34,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 221 transitions. [2023-11-23 20:03:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 221 transitions. [2023-11-23 20:03:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:34,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:34,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:35,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 178 states and 224 transitions. [2023-11-23 20:03:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 224 transitions. [2023-11-23 20:03:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:03:35,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:35,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 181 states and 227 transitions. [2023-11-23 20:03:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 227 transitions. [2023-11-23 20:03:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:03:35,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:36,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 184 states and 230 transitions. [2023-11-23 20:03:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 230 transitions. [2023-11-23 20:03:36,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:03:36,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:36,969 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 187 states and 233 transitions. [2023-11-23 20:03:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 233 transitions. [2023-11-23 20:03:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:03:37,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 190 states and 236 transitions. [2023-11-23 20:03:38,114 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2023-11-23 20:03:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:03:38,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:38,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 193 states and 238 transitions. [2023-11-23 20:03:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 238 transitions. [2023-11-23 20:03:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:03:38,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 192 states and 237 transitions. [2023-11-23 20:03:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 237 transitions. [2023-11-23 20:03:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:03:39,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:39,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:39,852 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:39,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 191 states and 236 transitions. [2023-11-23 20:03:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 236 transitions. [2023-11-23 20:03:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:03:39,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:39,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 190 states and 235 transitions. [2023-11-23 20:03:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 235 transitions. [2023-11-23 20:03:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:40,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:40,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 191 states and 237 transitions. [2023-11-23 20:03:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 237 transitions. [2023-11-23 20:03:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:40,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:40,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 192 states and 238 transitions. [2023-11-23 20:03:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 238 transitions. [2023-11-23 20:03:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:03:40,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:40,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:41,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 193 states and 239 transitions. [2023-11-23 20:03:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 239 transitions. [2023-11-23 20:03:41,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:03:41,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:41,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 194 states and 241 transitions. [2023-11-23 20:03:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2023-11-23 20:03:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:03:41,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:41,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:42,197 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:03:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 199 states and 250 transitions. [2023-11-23 20:03:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 250 transitions. [2023-11-23 20:03:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:03:42,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:42,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:42,945 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:43,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 201 states and 254 transitions. [2023-11-23 20:03:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 254 transitions. [2023-11-23 20:03:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:03:43,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:43,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:43,606 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:03:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 202 states and 255 transitions. [2023-11-23 20:03:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 255 transitions. [2023-11-23 20:03:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:03:43,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:43,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:03:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 201 states and 254 transitions. [2023-11-23 20:03:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 254 transitions. [2023-11-23 20:03:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:03:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:44,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:03:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 202 states and 256 transitions. [2023-11-23 20:03:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 256 transitions. [2023-11-23 20:03:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:03:45,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:45,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:03:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:46,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 204 states and 259 transitions. [2023-11-23 20:03:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 259 transitions. [2023-11-23 20:03:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:03:46,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:46,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:46,336 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 205 states and 260 transitions. [2023-11-23 20:03:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 260 transitions. [2023-11-23 20:03:46,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:03:46,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:46,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:03:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 206 states and 260 transitions. [2023-11-23 20:03:47,070 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 260 transitions. [2023-11-23 20:03:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:03:47,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:47,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 209 states and 263 transitions. [2023-11-23 20:03:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 263 transitions. [2023-11-23 20:03:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:03:48,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:48,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 212 states and 266 transitions. [2023-11-23 20:03:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 266 transitions. [2023-11-23 20:03:49,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:03:49,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:49,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 215 states and 269 transitions. [2023-11-23 20:03:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 269 transitions. [2023-11-23 20:03:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:03:50,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:50,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 218 states and 272 transitions. [2023-11-23 20:03:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 272 transitions. [2023-11-23 20:03:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:03:51,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 221 states and 275 transitions. [2023-11-23 20:03:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 275 transitions. [2023-11-23 20:03:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:03:52,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:52,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,194 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:54,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:54,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 224 states and 278 transitions. [2023-11-23 20:03:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 278 transitions. [2023-11-23 20:03:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:03:54,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:54,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 227 states and 281 transitions. [2023-11-23 20:03:55,493 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 281 transitions. [2023-11-23 20:03:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:03:55,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:55,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:03:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 230 states and 283 transitions. [2023-11-23 20:03:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 283 transitions. [2023-11-23 20:03:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:03:56,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:56,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.