./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-regression/test23-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/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_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test23-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/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 32bit --witnessprinter.graph.data.programhash 4c2b7377d2b430a15e16457512411598a883b6588c528bba211e64f887de4d8e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:38,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:38,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:38,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:38,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:38,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:38,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:38,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:38,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:38,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:38,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:38,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:38,461 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:38,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:38,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:38,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:38,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:38,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:38,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:38,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:38,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:38,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:38,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:38,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:38,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:38,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:38,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:38,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:38,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:38,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:38,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:38,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:38,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:38,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:38,474 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:38,474 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_0606ed3b-6777-4edd-8db6-5aeb75560384/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c2b7377d2b430a15e16457512411598a883b6588c528bba211e64f887de4d8e [2023-11-23 20:12:38,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:38,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:38,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:38,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:38,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:38,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/ldv-regression/test23-1.c [2023-11-23 20:12:41,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:42,141 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:42,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/sv-benchmarks/c/ldv-regression/test23-1.c [2023-11-23 20:12:42,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/data/0dbeb20dc/fad9bf8ddc6e45d4879065bb5a672d5f/FLAG8db6086ff [2023-11-23 20:12:42,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/data/0dbeb20dc/fad9bf8ddc6e45d4879065bb5a672d5f [2023-11-23 20:12:42,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:42,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:42,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:42,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:42,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:42,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee344a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42, skipping insertion in model container [2023-11-23 20:12:42,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:42,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:42,488 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:42,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:42,531 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:42,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42 WrapperNode [2023-11-23 20:12:42,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:42,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:42,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:42,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:42,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,580 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2023-11-23 20:12:42,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:42,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:42,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:42,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:42,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:42,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:42,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:42,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:42,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:42" (1/1) ... [2023-11-23 20:12:42,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:42,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:42,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:42,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0606ed3b-6777-4edd-8db6-5aeb75560384/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2023-11-23 20:12:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2023-11-23 20:12:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:42,824 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:42,826 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:43,023 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:43,088 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:43,088 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:12:43,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:43 BoogieIcfgContainer [2023-11-23 20:12:43,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:43,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:43,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:43,104 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:43,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:43" (1/1) ... [2023-11-23 20:12:43,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:43,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-23 20:12:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-23 20:12:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:43,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-23 20:12:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-23 20:12:43,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:43,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-23 20:12:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-23 20:12:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:44,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:44,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-23 20:12:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:12:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:12:44,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-23 20:12:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-23 20:12:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:12:44,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-23 20:12:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:12:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:44,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-23 20:12:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-23 20:12:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:45,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2023-11-23 20:12:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2023-11-23 20:12:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:12:45,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:45,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2023-11-23 20:12:45,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2023-11-23 20:12:45,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:12:45,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-23 20:12:46,049 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-23 20:12:46,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:12:46,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2023-11-23 20:12:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-23 20:12:46,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:12:46,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2023-11-23 20:12:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2023-11-23 20:12:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:12:46,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:46,844 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2023-11-23 20:12:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-23 20:12:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:12:46,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:46,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 69 transitions. [2023-11-23 20:12:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-23 20:12:47,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:12:47,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2023-11-23 20:12:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2023-11-23 20:12:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:12:47,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2023-11-23 20:12:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2023-11-23 20:12:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:12:47,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2023-11-23 20:12:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2023-11-23 20:12:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:12:48,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2023-11-23 20:12:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2023-11-23 20:12:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:12:48,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 76 states and 94 transitions. [2023-11-23 20:12:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2023-11-23 20:12:49,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:12:49,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 80 states and 99 transitions. [2023-11-23 20:12:49,982 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 99 transitions. [2023-11-23 20:12:49,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:12:49,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2023-11-23 20:12:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2023-11-23 20:12:50,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:12:50,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,791 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:51,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 88 states and 109 transitions. [2023-11-23 20:12:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 109 transitions. [2023-11-23 20:12:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:12:51,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2023-11-23 20:12:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2023-11-23 20:12:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:12:51,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,858 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 684 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:52,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 96 states and 119 transitions. [2023-11-23 20:12:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2023-11-23 20:12:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:12:52,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 100 states and 124 transitions. [2023-11-23 20:12:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 124 transitions. [2023-11-23 20:12:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:12:52,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 104 states and 129 transitions. [2023-11-23 20:12:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 129 transitions. [2023-11-23 20:12:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:12:53,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:54,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 108 states and 134 transitions. [2023-11-23 20:12:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 134 transitions. [2023-11-23 20:12:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:12:54,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1012 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2023-11-23 20:12:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2023-11-23 20:12:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 20:12:54,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 0 proven. 1104 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2023-11-23 20:12:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2023-11-23 20:12:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-23 20:12:55,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 120 states and 149 transitions. [2023-11-23 20:12:56,050 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 149 transitions. [2023-11-23 20:12:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:12:56,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 0 proven. 1300 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 124 states and 154 transitions. [2023-11-23 20:12:56,819 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2023-11-23 20:12:56,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:12:56,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1404 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 128 states and 159 transitions. [2023-11-23 20:12:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 159 transitions. [2023-11-23 20:12:57,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-23 20:12:57,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1514 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 132 states and 164 transitions. [2023-11-23 20:12:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2023-11-23 20:12:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 20:12:58,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 0 proven. 1624 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 136 states and 169 transitions. [2023-11-23 20:12:59,240 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 169 transitions. [2023-11-23 20:12:59,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-23 20:12:59,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1742 backedges. 0 proven. 1740 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 174 transitions. [2023-11-23 20:13:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 174 transitions. [2023-11-23 20:13:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 20:13:00,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 0 proven. 1860 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 144 states and 179 transitions. [2023-11-23 20:13:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 179 transitions. [2023-11-23 20:13:01,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 20:13:01,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 0 proven. 1984 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 148 states and 184 transitions. [2023-11-23 20:13:01,890 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 184 transitions. [2023-11-23 20:13:01,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:13:01,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2114 backedges. 0 proven. 2112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 152 states and 189 transitions. [2023-11-23 20:13:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 189 transitions. [2023-11-23 20:13:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-23 20:13:02,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2246 backedges. 0 proven. 2244 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 156 states and 194 transitions. [2023-11-23 20:13:03,773 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 194 transitions. [2023-11-23 20:13:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-23 20:13:03,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2382 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:04,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 160 states and 199 transitions. [2023-11-23 20:13:04,750 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 199 transitions. [2023-11-23 20:13:04,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-23 20:13:04,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2522 backedges. 0 proven. 2520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 164 states and 204 transitions. [2023-11-23 20:13:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 204 transitions. [2023-11-23 20:13:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-23 20:13:05,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2666 backedges. 0 proven. 2664 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:06,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 168 states and 209 transitions. [2023-11-23 20:13:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 209 transitions. [2023-11-23 20:13:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 20:13:06,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2814 backedges. 0 proven. 2812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 172 states and 214 transitions. [2023-11-23 20:13:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 214 transitions. [2023-11-23 20:13:08,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 20:13:08,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2966 backedges. 0 proven. 2964 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 176 states and 219 transitions. [2023-11-23 20:13:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 219 transitions. [2023-11-23 20:13:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-23 20:13:09,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3122 backedges. 0 proven. 3120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 180 states and 224 transitions. [2023-11-23 20:13:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 224 transitions. [2023-11-23 20:13:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:13:10,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:10,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 0 proven. 3280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 184 states and 229 transitions. [2023-11-23 20:13:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 229 transitions. [2023-11-23 20:13:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-23 20:13:11,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3446 backedges. 0 proven. 3444 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 188 states and 234 transitions. [2023-11-23 20:13:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 234 transitions. [2023-11-23 20:13:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 20:13:12,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3614 backedges. 0 proven. 3612 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 192 states and 239 transitions. [2023-11-23 20:13:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 239 transitions. [2023-11-23 20:13:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 20:13:13,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3786 backedges. 0 proven. 3784 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 196 states and 244 transitions. [2023-11-23 20:13:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 244 transitions. [2023-11-23 20:13:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-23 20:13:14,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3962 backedges. 0 proven. 3960 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:16,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 200 states and 249 transitions. [2023-11-23 20:13:16,181 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 249 transitions. [2023-11-23 20:13:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-23 20:13:16,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4142 backedges. 0 proven. 4140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 204 states and 254 transitions. [2023-11-23 20:13:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 254 transitions. [2023-11-23 20:13:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 20:13:17,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4326 backedges. 0 proven. 4324 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 208 states and 259 transitions. [2023-11-23 20:13:18,623 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 259 transitions. [2023-11-23 20:13:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 20:13:18,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4514 backedges. 0 proven. 4512 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 212 states and 264 transitions. [2023-11-23 20:13:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2023-11-23 20:13:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-23 20:13:19,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4706 backedges. 0 proven. 4704 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 216 states and 269 transitions. [2023-11-23 20:13:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 269 transitions. [2023-11-23 20:13:21,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-23 20:13:21,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4902 backedges. 0 proven. 4900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 220 states and 274 transitions. [2023-11-23 20:13:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 274 transitions. [2023-11-23 20:13:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 20:13:22,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 5102 backedges. 0 proven. 5100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 224 states and 279 transitions. [2023-11-23 20:13:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 279 transitions. [2023-11-23 20:13:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-23 20:13:23,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat