./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/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_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/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_2080299a-9e97-4a30-8103-54be2c0b8249/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 53086523abe0dc699ccd28b0916f17f8825d4641577f06835b9d81e9579a444f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:37,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:37,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:20:37,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:37,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:37,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:37,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:37,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:37,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:37,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:37,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:37,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:37,256 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:37,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:37,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:37,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:37,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:37,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:37,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:37,261 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:37,261 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:37,262 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:37,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:37,263 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:37,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:37,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:37,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:37,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:37,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:37,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:37,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:37,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:37,269 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:37,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:37,270 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:37,270 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_2080299a-9e97-4a30-8103-54be2c0b8249/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53086523abe0dc699ccd28b0916f17f8825d4641577f06835b9d81e9579a444f [2023-11-23 20:20:37,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:37,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:37,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:37,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:37,634 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:37,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c [2023-11-23 20:20:40,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:40,943 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:40,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c [2023-11-23 20:20:40,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/data/8f360aba6/be6e459b24df43b6902012e27c97f33f/FLAGc2e439fb4 [2023-11-23 20:20:40,967 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/data/8f360aba6/be6e459b24df43b6902012e27c97f33f [2023-11-23 20:20:40,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:40,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:40,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:40,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:40,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:40,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:40" (1/1) ... [2023-11-23 20:20:40,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f77973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:40, skipping insertion in model container [2023-11-23 20:20:40,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:40" (1/1) ... [2023-11-23 20:20:41,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:41,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:41,250 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:41,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:41,314 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:41,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41 WrapperNode [2023-11-23 20:20:41,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:41,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:41,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:41,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:41,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,382 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-11-23 20:20:41,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:41,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:41,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:41,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:41,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:41,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:41,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:41,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:41,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:41" (1/1) ... [2023-11-23 20:20:41,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:41,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:41,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:41,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2080299a-9e97-4a30-8103-54be2c0b8249/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:20:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:20:41,587 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:41,589 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:42,148 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:42,250 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:42,250 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:20:42,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:42 BoogieIcfgContainer [2023-11-23 20:20:42,253 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:42,254 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:42,254 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:42,270 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:42,270 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:42" (1/1) ... [2023-11-23 20:20:42,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-23 20:20:42,345 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-23 20:20:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:20:42,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-23 20:20:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-23 20:20:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:20:42,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:42,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-23 20:20:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-23 20:20:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:42,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2023-11-23 20:20:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2023-11-23 20:20:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:42,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:42,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:42,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:42,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 139 states and 146 transitions. [2023-11-23 20:20:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2023-11-23 20:20:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:42,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-23 20:20:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-23 20:20:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:43,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2023-11-23 20:20:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2023-11-23 20:20:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:43,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-23 20:20:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-23 20:20:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:20:43,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 142 states and 149 transitions. [2023-11-23 20:20:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2023-11-23 20:20:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:43,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 150 states and 158 transitions. [2023-11-23 20:20:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2023-11-23 20:20:43,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:43,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 158 states and 167 transitions. [2023-11-23 20:20:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 167 transitions. [2023-11-23 20:20:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:20:43,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 159 states and 169 transitions. [2023-11-23 20:20:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 169 transitions. [2023-11-23 20:20:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:43,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 161 states and 172 transitions. [2023-11-23 20:20:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 172 transitions. [2023-11-23 20:20:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:43,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 160 states and 171 transitions. [2023-11-23 20:20:43,914 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 171 transitions. [2023-11-23 20:20:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:43,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:43,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 163 states and 174 transitions. [2023-11-23 20:20:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 174 transitions. [2023-11-23 20:20:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:43,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 164 states and 175 transitions. [2023-11-23 20:20:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 175 transitions. [2023-11-23 20:20:44,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:44,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 165 states and 176 transitions. [2023-11-23 20:20:44,119 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2023-11-23 20:20:44,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:20:44,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2023-11-23 20:20:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2023-11-23 20:20:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:20:44,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 181 states and 193 transitions. [2023-11-23 20:20:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 193 transitions. [2023-11-23 20:20:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:20:44,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 180 states and 192 transitions. [2023-11-23 20:20:44,567 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2023-11-23 20:20:44,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:20:44,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 182 states and 194 transitions. [2023-11-23 20:20:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 194 transitions. [2023-11-23 20:20:44,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:20:44,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 186 states and 199 transitions. [2023-11-23 20:20:44,977 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2023-11-23 20:20:44,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:20:44,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:44,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 190 states and 204 transitions. [2023-11-23 20:20:45,179 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 204 transitions. [2023-11-23 20:20:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:20:45,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:45,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:45,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 193 states and 210 transitions. [2023-11-23 20:20:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 210 transitions. [2023-11-23 20:20:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:20:45,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:45,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:45,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:45,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 219 states and 242 transitions. [2023-11-23 20:20:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 242 transitions. [2023-11-23 20:20:45,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:20:45,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:45,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 220 states and 243 transitions. [2023-11-23 20:20:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 243 transitions. [2023-11-23 20:20:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:20:45,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:45,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 247 states and 276 transitions. [2023-11-23 20:20:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 276 transitions. [2023-11-23 20:20:46,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:46,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:46,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:46,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 246 states and 275 transitions. [2023-11-23 20:20:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 275 transitions. [2023-11-23 20:20:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:46,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:46,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 249 states and 281 transitions. [2023-11-23 20:20:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2023-11-23 20:20:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:20:46,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:46,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 251 states and 283 transitions. [2023-11-23 20:20:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 283 transitions. [2023-11-23 20:20:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:20:47,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:47,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 255 states and 290 transitions. [2023-11-23 20:20:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2023-11-23 20:20:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:20:47,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:47,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:47,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-23 20:20:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-23 20:20:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:20:47,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:47,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 257 states and 292 transitions. [2023-11-23 20:20:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 292 transitions. [2023-11-23 20:20:47,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:20:47,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:48,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-23 20:20:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-23 20:20:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:20:48,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:48,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-23 20:20:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-23 20:20:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:20:48,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:48,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 265 states and 303 transitions. [2023-11-23 20:20:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 303 transitions. [2023-11-23 20:20:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:20:48,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:48,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 267 states and 305 transitions. [2023-11-23 20:20:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 305 transitions. [2023-11-23 20:20:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:48,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:48,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:49,066 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 20:20:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 275 states and 316 transitions. [2023-11-23 20:20:49,495 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 316 transitions. [2023-11-23 20:20:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:20:49,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:49,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:49,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 287 states and 334 transitions. [2023-11-23 20:20:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 334 transitions. [2023-11-23 20:20:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:50,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:50,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:50,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:50,530 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 20:20:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 296 states and 346 transitions. [2023-11-23 20:20:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 346 transitions. [2023-11-23 20:20:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:51,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:51,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 308 states and 367 transitions. [2023-11-23 20:20:52,247 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2023-11-23 20:20:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:20:52,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,279 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 20:20:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 307 states and 366 transitions. [2023-11-23 20:20:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 366 transitions. [2023-11-23 20:20:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:52,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,400 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 20:20:53,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 312 states and 372 transitions. [2023-11-23 20:20:53,188 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 372 transitions. [2023-11-23 20:20:53,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:20:53,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:54,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 315 states and 375 transitions. [2023-11-23 20:20:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 375 transitions. [2023-11-23 20:20:54,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:54,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,205 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 20:20:55,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 321 states and 382 transitions. [2023-11-23 20:20:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 382 transitions. [2023-11-23 20:20:55,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:55,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 326 states and 390 transitions. [2023-11-23 20:20:56,905 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 390 transitions. [2023-11-23 20:20:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:56,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:56,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:57,065 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 20:20:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 333 states and 398 transitions. [2023-11-23 20:20:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 398 transitions. [2023-11-23 20:20:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:58,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:58,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:58,085 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 20:20:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 397 transitions. [2023-11-23 20:20:58,109 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-11-23 20:20:58,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:58,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:58,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:58,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 337 states and 404 transitions. [2023-11-23 20:20:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 404 transitions. [2023-11-23 20:20:58,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:58,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:58,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:58,774 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 20:20:59,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:59,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 346 states and 414 transitions. [2023-11-23 20:20:59,931 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 414 transitions. [2023-11-23 20:20:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:59,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:59,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:59,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:59,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 352 states and 422 transitions. [2023-11-23 20:21:00,742 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 422 transitions. [2023-11-23 20:21:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:21:00,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:00,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:00,932 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 20:21:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 362 states and 433 transitions. [2023-11-23 20:21:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 433 transitions. [2023-11-23 20:21:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:01,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:01,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 369 states and 442 transitions. [2023-11-23 20:21:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 442 transitions. [2023-11-23 20:21:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:21:02,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:02,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:02,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:02,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:02,743 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 20:21:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 368 states and 441 transitions. [2023-11-23 20:21:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 441 transitions. [2023-11-23 20:21:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:03,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:03,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:03,533 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 20:21:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 367 states and 440 transitions. [2023-11-23 20:21:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 440 transitions. [2023-11-23 20:21:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:21:04,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:04,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:04,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:04,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:04,372 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 376 states and 452 transitions. [2023-11-23 20:21:05,310 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 452 transitions. [2023-11-23 20:21:05,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:21:05,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:05,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:05,385 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 20:21:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 375 states and 451 transitions. [2023-11-23 20:21:06,058 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 451 transitions. [2023-11-23 20:21:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:06,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 381 states and 457 transitions. [2023-11-23 20:21:06,996 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 457 transitions. [2023-11-23 20:21:06,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:21:06,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,023 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 20:21:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 380 states and 456 transitions. [2023-11-23 20:21:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 456 transitions. [2023-11-23 20:21:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:21:07,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:21:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 382 states and 462 transitions. [2023-11-23 20:21:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 462 transitions. [2023-11-23 20:21:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:07,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,930 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 20:21:09,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 381 states and 461 transitions. [2023-11-23 20:21:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 461 transitions. [2023-11-23 20:21:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:21:09,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:09,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 383 states and 464 transitions. [2023-11-23 20:21:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 464 transitions. [2023-11-23 20:21:09,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:09,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:09,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:09,993 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 20:21:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 382 states and 463 transitions. [2023-11-23 20:21:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 463 transitions. [2023-11-23 20:21:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:11,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:11,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:11,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:11,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 386 states and 469 transitions. [2023-11-23 20:21:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 469 transitions. [2023-11-23 20:21:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:21:11,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:12,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:12,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:12,188 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 20:21:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 385 states and 468 transitions. [2023-11-23 20:21:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 468 transitions. [2023-11-23 20:21:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:13,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:13,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:13,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:13,926 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 20:21:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 403 states and 487 transitions. [2023-11-23 20:21:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 487 transitions. [2023-11-23 20:21:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:21:17,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:17,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 405 states and 489 transitions. [2023-11-23 20:21:17,353 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 489 transitions. [2023-11-23 20:21:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:17,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:17,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:17,590 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 20:21:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 404 states and 488 transitions. [2023-11-23 20:21:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 488 transitions. [2023-11-23 20:21:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:20,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:20,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:20,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:20,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 405 states and 490 transitions. [2023-11-23 20:21:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 490 transitions. [2023-11-23 20:21:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:21:21,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:21,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:21,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:21,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:21,356 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 20:21:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 404 states and 489 transitions. [2023-11-23 20:21:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 489 transitions. [2023-11-23 20:21:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:21,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:21,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:21,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:21,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 406 states and 492 transitions. [2023-11-23 20:21:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 492 transitions. [2023-11-23 20:21:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:21:22,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:22,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:22,609 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 20:21:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 405 states and 491 transitions. [2023-11-23 20:21:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 491 transitions. [2023-11-23 20:21:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:21:24,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 414 states and 501 transitions. [2023-11-23 20:21:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 501 transitions. [2023-11-23 20:21:26,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:26,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.