./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2 --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 787aa3251fe70c0757344936f9e5c92841f1fb61138cb758df556e9684a50783 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:50,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:50,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:36:50,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:50,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:50,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:50,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:50,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:50,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:50,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:50,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:50,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:50,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:50,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:50,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:50,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:50,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:50,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:50,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:50,298 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:50,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:50,299 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:50,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:50,300 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:50,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:50,301 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:50,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:50,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:50,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:50,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:50,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:50,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:50,305 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:50,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:50,306 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:50,306 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_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 787aa3251fe70c0757344936f9e5c92841f1fb61138cb758df556e9684a50783 [2023-11-21 18:36:50,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:50,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:50,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:50,670 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:50,671 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:50,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound100.c [2023-11-21 18:36:53,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:53,944 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:53,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound100.c [2023-11-21 18:36:53,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/data/a47733147/bcc90172c9f844c59e579d3095d56b17/FLAG3e73b2a74 [2023-11-21 18:36:53,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/data/a47733147/bcc90172c9f844c59e579d3095d56b17 [2023-11-21 18:36:53,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:53,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:53,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:53,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:53,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:53,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaa43af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53, skipping insertion in model container [2023-11-21 18:36:53,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:54,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:54,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:54,214 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:54,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:54,249 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:54,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54 WrapperNode [2023-11-21 18:36:54,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:54,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:54,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:54,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:54,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,353 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-11-21 18:36:54,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:54,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:54,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:54,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:54,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:54,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:54,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:54,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:54,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:54,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:54,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:54,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40196efc-85f5-4904-a3a6-18358ee8b6a9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:36:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:36:54,621 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:54,624 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:55,333 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:55,428 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:55,428 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:36:55,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:55 BoogieIcfgContainer [2023-11-21 18:36:55,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:55,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:55,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:55,446 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:55,446 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:55,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-21 18:36:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-21 18:36:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:36:55,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-21 18:36:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-21 18:36:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:36:55,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-21 18:36:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-21 18:36:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:36:55,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2023-11-21 18:36:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2023-11-21 18:36:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:55,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 139 states and 146 transitions. [2023-11-21 18:36:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2023-11-21 18:36:56,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:56,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-21 18:36:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-21 18:36:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:36:56,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2023-11-21 18:36:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2023-11-21 18:36:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:36:56,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-11-21 18:36:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-11-21 18:36:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:36:56,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 142 states and 149 transitions. [2023-11-21 18:36:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2023-11-21 18:36:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:36:56,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 150 states and 158 transitions. [2023-11-21 18:36:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2023-11-21 18:36:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:36:56,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:56,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 158 states and 167 transitions. [2023-11-21 18:36:57,249 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 167 transitions. [2023-11-21 18:36:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:57,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 159 states and 169 transitions. [2023-11-21 18:36:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 169 transitions. [2023-11-21 18:36:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:36:57,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 161 states and 172 transitions. [2023-11-21 18:36:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 172 transitions. [2023-11-21 18:36:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:36:57,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 160 states and 171 transitions. [2023-11-21 18:36:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 171 transitions. [2023-11-21 18:36:57,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:36:57,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 163 states and 174 transitions. [2023-11-21 18:36:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 174 transitions. [2023-11-21 18:36:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:57,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 164 states and 175 transitions. [2023-11-21 18:36:57,805 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 175 transitions. [2023-11-21 18:36:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:57,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 165 states and 176 transitions. [2023-11-21 18:36:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2023-11-21 18:36:57,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:36:57,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:57,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:58,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2023-11-21 18:36:58,193 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2023-11-21 18:36:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:36:58,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:58,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 181 states and 193 transitions. [2023-11-21 18:36:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 193 transitions. [2023-11-21 18:36:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:36:58,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:58,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 180 states and 192 transitions. [2023-11-21 18:36:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2023-11-21 18:36:58,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:36:58,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:58,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 182 states and 194 transitions. [2023-11-21 18:36:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 194 transitions. [2023-11-21 18:36:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:36:58,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:58,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 186 states and 199 transitions. [2023-11-21 18:36:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2023-11-21 18:36:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:36:58,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:58,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 190 states and 204 transitions. [2023-11-21 18:36:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 204 transitions. [2023-11-21 18:36:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:36:59,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:59,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:59,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:59,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:59,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:59,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 193 states and 210 transitions. [2023-11-21 18:36:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 210 transitions. [2023-11-21 18:36:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:36:59,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:59,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:59,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:59,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 219 states and 242 transitions. [2023-11-21 18:36:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 242 transitions. [2023-11-21 18:36:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:36:59,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:59,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:59,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:59,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:00,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 220 states and 243 transitions. [2023-11-21 18:37:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 243 transitions. [2023-11-21 18:37:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:37:00,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:00,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:00,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 247 states and 276 transitions. [2023-11-21 18:37:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 276 transitions. [2023-11-21 18:37:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:37:00,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:00,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:00,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 246 states and 275 transitions. [2023-11-21 18:37:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 275 transitions. [2023-11-21 18:37:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:37:00,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:00,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:00,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:00,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:01,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 249 states and 281 transitions. [2023-11-21 18:37:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2023-11-21 18:37:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:37:01,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:01,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:01,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:01,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 251 states and 283 transitions. [2023-11-21 18:37:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 283 transitions. [2023-11-21 18:37:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:37:01,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:01,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:01,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 255 states and 290 transitions. [2023-11-21 18:37:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2023-11-21 18:37:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:37:02,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:02,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-21 18:37:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-21 18:37:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:37:02,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:02,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 257 states and 292 transitions. [2023-11-21 18:37:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 292 transitions. [2023-11-21 18:37:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:37:02,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:02,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:02,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 258 states and 293 transitions. [2023-11-21 18:37:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2023-11-21 18:37:02,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:37:02,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:02,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-21 18:37:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-21 18:37:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:37:02,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:03,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:03,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 265 states and 303 transitions. [2023-11-21 18:37:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 303 transitions. [2023-11-21 18:37:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:37:03,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:03,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:03,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 267 states and 305 transitions. [2023-11-21 18:37:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 305 transitions. [2023-11-21 18:37:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:37:03,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:03,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:03,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 275 states and 316 transitions. [2023-11-21 18:37:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 316 transitions. [2023-11-21 18:37:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:37:03,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:03,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:03,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 287 states and 334 transitions. [2023-11-21 18:37:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 334 transitions. [2023-11-21 18:37:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:37:04,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:04,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:04,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:04,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:05,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 296 states and 346 transitions. [2023-11-21 18:37:05,310 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 346 transitions. [2023-11-21 18:37:05,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:37:05,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:05,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:05,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 308 states and 367 transitions. [2023-11-21 18:37:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2023-11-21 18:37:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:37:06,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:06,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:06,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:06,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:06,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 307 states and 366 transitions. [2023-11-21 18:37:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 366 transitions. [2023-11-21 18:37:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:37:06,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:06,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:06,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:06,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:07,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 312 states and 372 transitions. [2023-11-21 18:37:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 372 transitions. [2023-11-21 18:37:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:37:07,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:07,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:08,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 315 states and 375 transitions. [2023-11-21 18:37:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 375 transitions. [2023-11-21 18:37:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:37:08,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:08,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:08,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:11,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 321 states and 382 transitions. [2023-11-21 18:37:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 382 transitions. [2023-11-21 18:37:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:37:11,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:11,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:11,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:11,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:13,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 326 states and 390 transitions. [2023-11-21 18:37:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 390 transitions. [2023-11-21 18:37:13,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:37:13,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:13,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:13,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:13,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:14,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 333 states and 398 transitions. [2023-11-21 18:37:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 398 transitions. [2023-11-21 18:37:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:37:14,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:14,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:14,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:14,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 397 transitions. [2023-11-21 18:37:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-11-21 18:37:14,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:37:14,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:14,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:14,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:14,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:14,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:14,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 337 states and 404 transitions. [2023-11-21 18:37:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 404 transitions. [2023-11-21 18:37:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:14,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:14,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:14,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:14,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 346 states and 414 transitions. [2023-11-21 18:37:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 414 transitions. [2023-11-21 18:37:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:37:16,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:16,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:16,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:16,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 352 states and 422 transitions. [2023-11-21 18:37:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 422 transitions. [2023-11-21 18:37:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:37:17,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:17,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:17,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 362 states and 433 transitions. [2023-11-21 18:37:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 433 transitions. [2023-11-21 18:37:18,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:18,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:18,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:18,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:18,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 369 states and 442 transitions. [2023-11-21 18:37:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 442 transitions. [2023-11-21 18:37:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:37:19,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:19,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:19,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:19,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 368 states and 441 transitions. [2023-11-21 18:37:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 441 transitions. [2023-11-21 18:37:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:37:20,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:20,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:20,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:20,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:20,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:20,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:21,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:21,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 367 states and 440 transitions. [2023-11-21 18:37:21,540 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 440 transitions. [2023-11-21 18:37:21,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:37:21,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:21,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:21,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:21,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:22,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 376 states and 452 transitions. [2023-11-21 18:37:22,767 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 452 transitions. [2023-11-21 18:37:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:37:22,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:22,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:22,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:22,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:22,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 375 states and 451 transitions. [2023-11-21 18:37:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 451 transitions. [2023-11-21 18:37:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:37:23,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:23,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:23,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:37:23,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:25,093 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 377 states and 449 transitions. [2023-11-21 18:37:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 449 transitions. [2023-11-21 18:37:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:37:25,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:25,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:25,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:25,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 376 states and 448 transitions. [2023-11-21 18:37:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 448 transitions. [2023-11-21 18:37:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:37:25,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:25,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:25,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:37:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:26,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 378 states and 454 transitions. [2023-11-21 18:37:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 454 transitions. [2023-11-21 18:37:26,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:37:26,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:26,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:26,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:26,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:28,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 377 states and 453 transitions. [2023-11-21 18:37:28,512 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 453 transitions. [2023-11-21 18:37:28,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:37:28,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:28,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:28,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:28,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:29,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:29,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 379 states and 456 transitions. [2023-11-21 18:37:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 456 transitions. [2023-11-21 18:37:29,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:37:29,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:29,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:29,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:29,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:31,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:31,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 378 states and 455 transitions. [2023-11-21 18:37:31,060 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 455 transitions. [2023-11-21 18:37:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:37:31,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:31,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:31,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:31,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:31,173 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 382 states and 461 transitions. [2023-11-21 18:37:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 461 transitions. [2023-11-21 18:37:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:37:31,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:31,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:31,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:31,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 381 states and 460 transitions. [2023-11-21 18:37:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 460 transitions. [2023-11-21 18:37:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:37:33,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:33,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:33,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:33,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:34,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 399 states and 479 transitions. [2023-11-21 18:37:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 479 transitions. [2023-11-21 18:37:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:37:37,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:37,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:37,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:37,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 401 states and 481 transitions. [2023-11-21 18:37:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 481 transitions. [2023-11-21 18:37:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:37:37,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:37,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:37,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:37,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:38,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 400 states and 480 transitions. [2023-11-21 18:37:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 480 transitions. [2023-11-21 18:37:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:37:40,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:40,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:40,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:40,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:41,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:41,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 401 states and 482 transitions. [2023-11-21 18:37:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 482 transitions. [2023-11-21 18:37:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:37:41,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:41,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:41,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:41,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 400 states and 481 transitions. [2023-11-21 18:37:41,896 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 481 transitions. [2023-11-21 18:37:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:37:41,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:41,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:41,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:41,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.