./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a7fa473b022aa2e23bff7f5f7b8857d51e8b48cb53169d649271e1a03b0ebc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:45,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:45,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:02:46,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:46,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:46,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:46,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:46,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:46,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:46,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:46,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:46,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:46,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:46,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:46,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:46,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:46,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:46,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:46,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:46,040 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:02:46,040 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:46,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:46,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:46,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:46,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:46,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:46,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:46,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:46,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:46,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:46,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:46,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:46,048 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:46,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:46,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:46,050 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_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a7fa473b022aa2e23bff7f5f7b8857d51e8b48cb53169d649271e1a03b0ebc0 [2023-11-19 04:02:46,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:46,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:46,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:46,439 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:46,440 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:46,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c [2023-11-19 04:02:49,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:49,934 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:49,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c [2023-11-19 04:02:49,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/data/57b64517d/09c00453d4a2449388fca8ea6a0a4fdf/FLAG9d371eb44 [2023-11-19 04:02:49,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/data/57b64517d/09c00453d4a2449388fca8ea6a0a4fdf [2023-11-19 04:02:49,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:49,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:49,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:49,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:49,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:49,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:49" (1/1) ... [2023-11-19 04:02:49,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7942e95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:49, skipping insertion in model container [2023-11-19 04:02:49,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:49" (1/1) ... [2023-11-19 04:02:50,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:50,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:50,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:50,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:50,292 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:50,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50 WrapperNode [2023-11-19 04:02:50,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:50,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:50,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:50,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:50,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,342 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-19 04:02:50,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:50,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:50,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:50,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:50,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:50,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:50,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:50,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:50,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:50" (1/1) ... [2023-11-19 04:02:50,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:50,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:50,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:50,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d30f7113-c251-41eb-9214-5bb0f84fcbb1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:02:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:02:50,529 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:50,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:51,072 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:51,191 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:51,196 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:02:51,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:51 BoogieIcfgContainer [2023-11-19 04:02:51,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:51,204 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:51,204 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:51,216 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:51,217 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:51" (1/1) ... [2023-11-19 04:02:51,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:02:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-19 04:02:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-19 04:02:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:02:51,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:51,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-19 04:02:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-19 04:02:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:02:51,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:51,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-19 04:02:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-19 04:02:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-19 04:02:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-19 04:02:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:51,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:51,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:52,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-19 04:02:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-19 04:02:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:02:52,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:52,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 145 states and 152 transitions. [2023-11-19 04:02:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2023-11-19 04:02:52,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:02:52,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:52,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-19 04:02:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-19 04:02:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:02:52,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:52,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:52,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 152 states and 162 transitions. [2023-11-19 04:02:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 162 transitions. [2023-11-19 04:02:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:02:52,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:52,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:52,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:52,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 153 states and 163 transitions. [2023-11-19 04:02:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2023-11-19 04:02:52,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:02:52,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:52,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:52,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:52,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 154 states and 164 transitions. [2023-11-19 04:02:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 164 transitions. [2023-11-19 04:02:53,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:02:53,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:53,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:53,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:53,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 153 states and 163 transitions. [2023-11-19 04:02:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2023-11-19 04:02:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:02:53,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:53,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:53,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:53,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 155 states and 165 transitions. [2023-11-19 04:02:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 165 transitions. [2023-11-19 04:02:53,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:02:53,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:53,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:53,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:53,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:53,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 162 states and 174 transitions. [2023-11-19 04:02:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 174 transitions. [2023-11-19 04:02:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:02:53,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:53,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:53,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:53,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:53,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 170 states and 183 transitions. [2023-11-19 04:02:54,041 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 183 transitions. [2023-11-19 04:02:54,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:02:54,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 171 states and 185 transitions. [2023-11-19 04:02:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 185 transitions. [2023-11-19 04:02:54,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:02:54,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 173 states and 188 transitions. [2023-11-19 04:02:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 188 transitions. [2023-11-19 04:02:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:02:54,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 172 states and 187 transitions. [2023-11-19 04:02:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 187 transitions. [2023-11-19 04:02:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:02:54,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 175 states and 190 transitions. [2023-11-19 04:02:54,524 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 190 transitions. [2023-11-19 04:02:54,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:02:54,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 176 states and 191 transitions. [2023-11-19 04:02:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 191 transitions. [2023-11-19 04:02:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:02:54,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:54,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 177 states and 192 transitions. [2023-11-19 04:02:54,690 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 192 transitions. [2023-11-19 04:02:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:02:54,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:54,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:54,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:54,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:54,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:55,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 185 states and 200 transitions. [2023-11-19 04:02:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 200 transitions. [2023-11-19 04:02:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:02:55,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:55,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:55,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:55,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 193 states and 209 transitions. [2023-11-19 04:02:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 209 transitions. [2023-11-19 04:02:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:02:55,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:55,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:55,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:55,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 192 states and 208 transitions. [2023-11-19 04:02:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 208 transitions. [2023-11-19 04:02:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:02:55,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:55,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:55,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:55,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 194 states and 210 transitions. [2023-11-19 04:02:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 210 transitions. [2023-11-19 04:02:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:02:55,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:55,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:55,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:55,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:55,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:55,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:55,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 198 states and 215 transitions. [2023-11-19 04:02:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 215 transitions. [2023-11-19 04:02:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:02:55,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:55,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:55,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:55,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:56,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:56,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 202 states and 220 transitions. [2023-11-19 04:02:56,177 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 220 transitions. [2023-11-19 04:02:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:02:56,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:56,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:56,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:56,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 205 states and 228 transitions. [2023-11-19 04:02:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 228 transitions. [2023-11-19 04:02:56,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:02:56,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:56,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:56,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:56,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 234 states and 264 transitions. [2023-11-19 04:02:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 264 transitions. [2023-11-19 04:02:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:02:57,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:57,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:57,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:57,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:57,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 235 states and 265 transitions. [2023-11-19 04:02:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 265 transitions. [2023-11-19 04:02:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:02:57,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:57,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:57,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:57,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 265 states and 302 transitions. [2023-11-19 04:02:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 302 transitions. [2023-11-19 04:02:58,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:02:58,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:58,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:58,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:58,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:58,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-19 04:02:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-19 04:02:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:02:58,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:58,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:58,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:58,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:58,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 267 states and 307 transitions. [2023-11-19 04:02:59,258 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 307 transitions. [2023-11-19 04:02:59,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:02:59,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:59,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:59,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:59,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 269 states and 309 transitions. [2023-11-19 04:02:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 309 transitions. [2023-11-19 04:02:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:02:59,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:59,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:59,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:02:59,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 273 states and 316 transitions. [2023-11-19 04:03:00,489 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 316 transitions. [2023-11-19 04:03:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:03:00,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:00,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 276 states and 319 transitions. [2023-11-19 04:03:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 319 transitions. [2023-11-19 04:03:00,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:03:00,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:00,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 275 states and 318 transitions. [2023-11-19 04:03:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 318 transitions. [2023-11-19 04:03:00,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:00,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:00,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:00,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:00,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 276 states and 319 transitions. [2023-11-19 04:03:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 319 transitions. [2023-11-19 04:03:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:00,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:00,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:00,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:00,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 282 states and 327 transitions. [2023-11-19 04:03:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 327 transitions. [2023-11-19 04:03:01,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:03:01,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:01,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 283 states and 329 transitions. [2023-11-19 04:03:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 329 transitions. [2023-11-19 04:03:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:03:01,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:01,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:01,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:01,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 285 states and 331 transitions. [2023-11-19 04:03:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 331 transitions. [2023-11-19 04:03:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:03:02,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:02,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:02,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 293 states and 343 transitions. [2023-11-19 04:03:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 343 transitions. [2023-11-19 04:03:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:03:02,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:02,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:03,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 305 states and 361 transitions. [2023-11-19 04:03:03,940 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 361 transitions. [2023-11-19 04:03:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:03:03,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 314 states and 374 transitions. [2023-11-19 04:03:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 374 transitions. [2023-11-19 04:03:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:03:04,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 326 states and 395 transitions. [2023-11-19 04:03:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 395 transitions. [2023-11-19 04:03:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:03:06,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 325 states and 394 transitions. [2023-11-19 04:03:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 394 transitions. [2023-11-19 04:03:06,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:03:06,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 330 states and 400 transitions. [2023-11-19 04:03:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 400 transitions. [2023-11-19 04:03:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:03:07,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:09,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 369 states and 467 transitions. [2023-11-19 04:03:09,716 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 467 transitions. [2023-11-19 04:03:09,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:09,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 375 states and 476 transitions. [2023-11-19 04:03:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 476 transitions. [2023-11-19 04:03:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:03:11,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 389 states and 518 transitions. [2023-11-19 04:03:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 518 transitions. [2023-11-19 04:03:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:15,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 396 states and 530 transitions. [2023-11-19 04:03:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 530 transitions. [2023-11-19 04:03:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:16,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:16,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 395 states and 529 transitions. [2023-11-19 04:03:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 529 transitions. [2023-11-19 04:03:17,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:17,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:17,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 433 states and 597 transitions. [2023-11-19 04:03:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 597 transitions. [2023-11-19 04:03:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:20,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:20,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:20,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:20,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 152 states and 203 transitions. [2023-11-19 04:03:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 203 transitions. [2023-11-19 04:03:21,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:21,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:25,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 153 states and 204 transitions. [2023-11-19 04:03:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 204 transitions. [2023-11-19 04:03:25,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:25,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 139 states and 186 transitions. [2023-11-19 04:03:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2023-11-19 04:03:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:29,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 148 states and 202 transitions. [2023-11-19 04:03:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 202 transitions. [2023-11-19 04:03:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:33,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 150 states and 205 transitions. [2023-11-19 04:03:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 205 transitions. [2023-11-19 04:03:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:39,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:39,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 144 states and 198 transitions. [2023-11-19 04:03:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 198 transitions. [2023-11-19 04:03:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:40,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:40,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.