./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 76abfdf7fdc41a1be2e9e3447b52bdd52e99cea2380fe8c13182a79a913d7592 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:04:57,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:04:57,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:04:57,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:04:57,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:04:57,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:04:57,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:04:57,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:04:57,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:04:57,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:04:57,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:04:57,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:04:57,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:04:57,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:04:57,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:04:57,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:04:57,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:04:57,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:04:57,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:04:57,844 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:04:57,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:04:57,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:04:57,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:04:57,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:04:57,847 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:04:57,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:04:57,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:04:57,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:04:57,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:04:57,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:04:57,863 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:04:57,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:04:57,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:04:57,864 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_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76abfdf7fdc41a1be2e9e3447b52bdd52e99cea2380fe8c13182a79a913d7592 [2023-12-03 00:04:58,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:04:58,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:04:58,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:04:58,176 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:04:58,176 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:04:58,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i [2023-12-03 00:05:00,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:05:01,164 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:05:01,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i [2023-12-03 00:05:01,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/data/30643c480/a3d35c1be17c4907b6c6946541348a47/FLAGf4c99cc22 [2023-12-03 00:05:01,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/data/30643c480/a3d35c1be17c4907b6c6946541348a47 [2023-12-03 00:05:01,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:05:01,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:05:01,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:05:01,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:05:01,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:05:01,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f533beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01, skipping insertion in model container [2023-12-03 00:05:01,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:05:01,351 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i[915,928] [2023-12-03 00:05:01,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:05:01,404 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:05:01,416 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i[915,928] [2023-12-03 00:05:01,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:05:01,453 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:05:01,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01 WrapperNode [2023-12-03 00:05:01,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:05:01,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:05:01,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:05:01,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:05:01,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,506 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-12-03 00:05:01,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:05:01,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:05:01,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:05:01,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:05:01,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:05:01,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:05:01,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:05:01,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:05:01,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:01" (1/1) ... [2023-12-03 00:05:01,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:05:01,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:05:01,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:05:01,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70357c8-6dfd-461b-9dab-6422b415e407/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:05:01,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:05:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:05:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:05:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:05:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:05:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:05:01,709 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:05:01,711 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:05:01,999 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:05:02,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:05:02,166 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:05:02,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:02 BoogieIcfgContainer [2023-12-03 00:05:02,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:05:02,169 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:05:02,169 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:05:02,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:05:02,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:02" (1/1) ... [2023-12-03 00:05:02,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:05:02,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-12-03 00:05:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-12-03 00:05:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:02,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:02,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:02,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:05:02,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:05:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2023-12-03 00:05:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2023-12-03 00:05:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:13,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:13,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:13,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:05:13,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:05:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:18,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:18,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:18,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:05:18,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:25,786 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:05:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:25,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:25,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:26,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:05:26,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:05:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:30,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:30,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:31,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:05:31,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:05:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:33,982 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:33,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:33,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:33,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:34,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:05:34,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:05:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:37,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:37,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:38,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:05:38,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:48,634 WARN L293 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:05:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:05:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:51,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:51,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:51,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:51,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:05:51,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:55,058 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:05:55,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:05:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:05:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:05:55,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:55,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:55,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:05:55,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:16,482 WARN L293 SmtUtils]: Spent 9.42s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:06:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:06:17,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:17,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:17,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:17,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:06:17,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:30,762 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:06:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:06:33,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:33,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:33,294 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:33,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:33,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:33,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:06:33,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:06:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:41,066 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:41,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:41,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:41,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:41,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:06:41,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:06:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:47,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:47,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:47,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:06:47,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:06:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:52,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:52,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:52,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:52,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:06:52,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:55,875 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:06:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:06:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:06:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:06:55,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:55,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:56,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:06:56,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:05,835 WARN L293 SmtUtils]: Spent 7.45s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:07:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:07:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:07,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:07,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:07,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:07:07,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:07:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:10,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:10,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:11,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:07:11,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:07:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:16,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:16,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:16,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:07:16,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:07:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:24,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:24,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:25,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:07:25,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:27,823 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:07:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:27,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:27,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:27,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:28,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:07:28,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:39,776 WARN L293 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:07:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:07:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:40,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:40,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:40,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:07:40,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:50,339 WARN L293 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:07:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:07:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:52,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:52,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:52,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:07:52,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:07:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:55,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:55,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:55,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:07:55,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:07:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:07:58,735 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:07:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:07:58,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:58,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:58,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:07:58,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:02,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:02,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:02,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:02,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:08,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:08,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:08,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:08,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:13,074 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:13,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:13,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:13,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:13,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:16,491 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:16,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:16,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:16,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:16,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:19,499 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:19,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:19,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:19,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:19,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:19,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:23,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:23,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:23,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:32,113 WARN L293 SmtUtils]: Spent 6.69s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:08:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:33,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:33,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:08:33,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:08:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:38,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:38,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:39,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:39,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:42,475 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:42,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:42,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:42,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:42,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:49,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:49,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:49,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:08:49,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:53,961 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:08:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:53,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:53,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:54,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:54,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:08:57,079 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:08:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:08:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:08:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:08:57,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:57,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:08:57,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:08:57,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:05,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:05,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:05,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:05,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:05,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:05,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:09,051 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:09,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:09,070 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:09,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:09,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:09,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:09,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:09,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:13,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:13,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:13,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:13,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:13,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:21,761 WARN L293 SmtUtils]: Spent 7.72s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:09:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:28,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:28,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:31,993 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:32,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:32,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:32,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:32,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:34,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:34,872 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:34,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:34,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:35,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:35,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:41,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:41,021 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:41,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:41,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:41,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:41,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:41,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:52,364 WARN L293 SmtUtils]: Spent 6.76s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:09:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:09:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:09:54,222 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:09:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:09:54,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:54,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:09:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:54,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:09:54,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:01,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:01,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:01,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:01,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:10:01,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:10,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:10,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:10,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:10:10,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:13,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:13,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:13,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:10:13,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:10:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:17,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:17,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:17,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:10:17,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:24,380 WARN L293 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:26,711 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:10:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:26,731 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:26,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:26,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:26,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:10:26,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:30,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:30,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:30,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:30,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:10:30,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:33,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:33,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:33,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:10:33,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:36,273 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:36,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:36,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:36,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:36,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:10:36,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 179 proven. 20 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-03 00:10:40,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:40,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:40,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:40,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:10:40,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:44,827 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:10:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:44,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:44,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:44,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:10:44,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:51,095 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 00:10:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:10:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:10:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:10:51,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:10:51,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:10:51,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:10:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:10:51,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:10:51,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:10:59,817 WARN L293 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:13,181 WARN L293 SmtUtils]: Spent 12.74s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:14,902 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:11:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:14,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:14,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:14,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:15,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:11:15,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 00:11:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:20,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:20,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:20,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:11:20,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:11:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:25,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:25,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:25,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:11:25,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:39,294 WARN L293 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:11:40,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:40,294 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:40,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:40,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:40,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:11:40,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:11:48,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:48,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:48,495 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:48,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:48,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:48,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:11:48,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:11:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:51,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:51,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:51,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:52,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:11:52,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:11:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 00:11:57,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:11:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:11:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:11:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:11:57,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:11:57,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:11:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:11:57,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:11:57,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:12:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:02,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:02,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:02,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:06,577 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:06,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:06,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:06,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:12,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:12,541 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:12,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:12,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:12,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:18,219 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:22,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:22,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:22,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:12:22,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:33,118 WARN L293 SmtUtils]: Spent 7.57s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:12:33,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:33,882 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:33,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:33,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:34,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:12:34,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:12:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:37,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:37,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:37,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:37,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:42,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:42,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:42,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:12:42,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 179 proven. 20 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-03 00:12:46,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:46,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:46,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:46,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:46,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:48,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:48,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:49,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:49,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:12:57,424 WARN L293 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:12:58,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:12:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:12:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:12:58,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:12:58,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:12:58,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:12:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:12:58,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:12:58,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:02,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:02,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:02,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:02,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:08,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:08,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:08,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:08,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:14,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:14,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:14,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:14,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:23,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:23,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:23,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:23,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:23,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:33,500 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:33,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:33,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:13:33,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:13:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:36,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:36,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:36,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:36,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:42,102 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:42,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:42,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:42,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:50,894 WARN L293 SmtUtils]: Spent 7.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:13:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:53,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:53,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:53,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:53,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:13:53,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:13:57,355 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:13:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:13:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:13:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:13:57,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:13:57,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:13:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:13:57,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:13:57,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:14:00,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:00,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:00,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:01,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:14:01,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:05,550 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:14:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:05,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:05,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:05,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:14:05,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:14:11,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:11,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:11,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:11,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:11,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:16,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:16,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:16,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:16,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:24,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:24,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:24,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:24,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:31,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:31,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:31,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:36,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:36,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:36,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:36,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:43,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:43,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:14:43,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:48,524 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:14:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:48,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:48,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:14:48,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:14:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:51,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:51,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:52,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:52,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:14:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:14:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:14:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:14:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:14:55,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:14:55,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:14:55,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:14:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:14:55,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:14:55,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:06,112 WARN L293 SmtUtils]: Spent 9.62s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:15:20,444 WARN L293 SmtUtils]: Spent 9.16s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:15:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:15:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:15:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:15:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:15:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:20,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:21,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:15:21,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:15:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:15:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:15:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:15:27,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:27,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:28,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:15:28,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:15:32,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:15:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:15:32,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:15:32,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:32,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:32,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:15:32,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:15:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:34,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:15:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:15:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:15:34,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:34,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:35,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:15:35,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:15:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:15:40,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:15:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:15:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:15:40,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:15:40,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:15:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:15:40,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:15:40,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:15:54,665 WARN L293 SmtUtils]: Spent 9.55s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:16:00,613 WARN L293 SmtUtils]: Spent 5.95s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:16:06,252 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:16:06,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:06,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:06,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:06,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:16:06,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:09,670 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:16:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:09,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:09,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:09,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:16:09,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:16:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:18,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:18,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:18,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:16:18,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:16:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:23,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:23,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:23,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:16:23,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:16:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:27,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:27,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:27,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:16:27,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:16:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:31,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:31,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:31,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:31,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:16:31,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:38,452 WARN L293 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:16:49,545 WARN L293 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:16:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:16:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:51,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:51,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:51,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:16:51,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:16:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:16:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:16:58,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:16:58,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:58,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:58,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:16:58,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:17:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:02,877 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:02,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:02,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:03,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:03,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:13,569 WARN L293 SmtUtils]: Spent 5.70s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:17:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:17:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:14,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:14,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:14,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:14,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:17:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:17,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:18,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:17:18,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:17:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:20,823 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:20,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:20,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:20,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:20,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:17:20,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:17:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:34,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:34,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:34,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:34,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:34,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:41,406 WARN L293 SmtUtils]: Spent 5.47s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:17:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:17:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:43,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:17:46,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:46,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:46,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:46,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:46,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:46,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:56,918 WARN L293 SmtUtils]: Spent 8.63s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:17:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:17:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:17:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:17:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:17:57,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:57,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:58,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:17:58,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 00:18:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:02,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:02,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:18:02,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:18:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:07,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:07,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:07,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:07,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:18:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:15,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:15,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:15,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:18:15,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:18:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:21,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:21,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:21,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:21,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:18:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:24,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:24,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:24,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:24,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:24,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:18:24,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:36,631 WARN L293 SmtUtils]: Spent 10.07s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:18:39,336 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:18:39,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:39,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:39,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:39,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:39,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:42,867 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:18:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:42,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:42,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:43,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:43,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:54,471 WARN L293 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:18:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:18:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:56,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:18:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:18:56,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:18:56,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:56,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:56,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:56,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:19:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:04,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:04,394 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:04,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:04,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:04,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:19:04,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:19:11,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:11,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:11,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:12,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:19:12,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:16,517 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:19:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:16,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:16,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:16,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:16,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:19:16,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:19,884 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:19:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:19,904 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:19,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:20,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:19:20,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:36,988 WARN L293 SmtUtils]: Spent 10.03s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:19:37,260 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:19:37,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:37,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:37,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:37,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:37,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:37,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:19:37,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 00:19:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:41,190 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:41,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:41,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:41,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:41,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:19:41,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:48,273 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-03 00:19:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-12-03 00:19:48,290 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-12-03 00:19:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:19:48,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:48,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:48,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:19:48,419 INFO L285 TraceCheckSpWp]: Computing forward predicates...