./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b --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 2616f51a0d79e0bd682803708141b0dc94462ecdbaee78ea9cc6b43878e4310d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:23:12,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:23:12,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:23:12,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:23:12,540 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:23:12,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:23:12,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:23:12,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:23:12,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:23:12,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:23:12,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:23:12,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:23:12,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:23:12,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:23:12,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:23:12,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:23:12,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:23:12,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b 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 -> 2616f51a0d79e0bd682803708141b0dc94462ecdbaee78ea9cc6b43878e4310d [2024-12-06 06:23:12,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:23:12,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:23:12,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:23:12,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:23:12,813 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:23:12,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2024-12-06 06:23:15,503 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/data/8d097b3ea/d3f0b4151d5e4fe29d6611d8cf373840/FLAG422e56b52 [2024-12-06 06:23:15,714 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:23:15,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2024-12-06 06:23:15,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/data/8d097b3ea/d3f0b4151d5e4fe29d6611d8cf373840/FLAG422e56b52 [2024-12-06 06:23:16,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/data/8d097b3ea/d3f0b4151d5e4fe29d6611d8cf373840 [2024-12-06 06:23:16,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:23:16,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:23:16,078 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:23:16,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:23:16,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:23:16,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cd8adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16, skipping insertion in model container [2024-12-06 06:23:16,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:23:16,202 WARN L250 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_48546e41-6669-45d2-a334-9cf2fe703ad7/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-12-06 06:23:16,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:23:16,237 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:23:16,246 WARN L250 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_48546e41-6669-45d2-a334-9cf2fe703ad7/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-12-06 06:23:16,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:23:16,272 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:23:16,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16 WrapperNode [2024-12-06 06:23:16,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:23:16,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:23:16,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:23:16,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:23:16,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,299 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-12-06 06:23:16,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:23:16,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:23:16,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:23:16,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:23:16,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,309 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:23:16,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:23:16,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:23:16,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:23:16,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:23:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:23:16,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:23:16,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48546e41-6669-45d2-a334-9cf2fe703ad7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:23:16,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:23:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:23:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:23:16,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:23:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:23:16,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:23:16,415 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:23:16,416 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:23:16,582 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 06:23:16,582 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:23:16,619 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:23:16,619 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:23:16,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:23:16 BoogieIcfgContainer [2024-12-06 06:23:16,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:23:16,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:23:16,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:23:16,629 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:23:16,629 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:23:16" (1/1) ... [2024-12-06 06:23:16,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:23:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-12-06 06:23:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-12-06 06:23:16,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:23:16,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:16,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-12-06 06:23:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-12-06 06:23:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:23:16,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:16,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:16,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-12-06 06:23:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-12-06 06:23:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:23:16,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:16,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2024-12-06 06:23:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2024-12-06 06:23:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:23:17,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:17,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:17,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-12-06 06:23:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-12-06 06:23:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:23:18,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:18,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:18,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2024-12-06 06:23:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2024-12-06 06:23:18,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:23:18,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:18,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:23:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-12-06 06:23:19,887 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-12-06 06:23:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:23:19,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:19,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 99 transitions. [2024-12-06 06:23:20,966 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2024-12-06 06:23:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:23:20,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:20,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:21,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 51 states and 107 transitions. [2024-12-06 06:23:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 107 transitions. [2024-12-06 06:23:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:23:21,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:21,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 52 states and 110 transitions. [2024-12-06 06:23:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 110 transitions. [2024-12-06 06:23:22,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:23:22,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:22,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:23:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 111 transitions. [2024-12-06 06:23:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2024-12-06 06:23:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:23:23,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:23,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:23,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:23:23,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:23:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:25,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 61 states and 128 transitions. [2024-12-06 06:23:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 128 transitions. [2024-12-06 06:23:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:23:25,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:25,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 63 states and 137 transitions. [2024-12-06 06:23:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 137 transitions. [2024-12-06 06:23:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:23:25,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:25,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 66 states and 144 transitions. [2024-12-06 06:23:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 144 transitions. [2024-12-06 06:23:27,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:23:27,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:27,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 69 states and 153 transitions. [2024-12-06 06:23:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 153 transitions. [2024-12-06 06:23:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:23:28,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:28,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:31,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:31,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 74 states and 163 transitions. [2024-12-06 06:23:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 163 transitions. [2024-12-06 06:23:31,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:23:31,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:31,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:31,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:23:31,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:23:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 81 states and 183 transitions. [2024-12-06 06:23:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 183 transitions. [2024-12-06 06:23:34,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:23:34,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:34,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:34,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 06:23:34,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:23:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 86 states and 191 transitions. [2024-12-06 06:23:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 191 transitions. [2024-12-06 06:23:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 06:23:38,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:38,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:38,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:23:38,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:23:38,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:23:50,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 06:23:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 92 states and 211 transitions. [2024-12-06 06:23:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 211 transitions. [2024-12-06 06:23:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:23:50,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:50,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 94 states and 227 transitions. [2024-12-06 06:23:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 227 transitions. [2024-12-06 06:23:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:23:52,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:52,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:23:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 97 states and 234 transitions. [2024-12-06 06:23:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 234 transitions. [2024-12-06 06:23:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:23:57,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:57,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:24:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 100 states and 245 transitions. [2024-12-06 06:24:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 245 transitions. [2024-12-06 06:24:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:24:00,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:00,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:24:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 101 states and 249 transitions. [2024-12-06 06:24:02,044 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 249 transitions. [2024-12-06 06:24:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:24:02,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:02,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:03,525 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:24:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 109 states and 266 transitions. [2024-12-06 06:24:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 266 transitions. [2024-12-06 06:24:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:13,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:13,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:13,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:13,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:24:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 116 states and 294 transitions. [2024-12-06 06:24:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 294 transitions. [2024-12-06 06:24:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:23,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:23,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:23,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:23,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:24:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 121 states and 305 transitions. [2024-12-06 06:24:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 305 transitions. [2024-12-06 06:24:30,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:30,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:30,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:30,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:30,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:24:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:33,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 123 states and 306 transitions. [2024-12-06 06:24:33,058 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 306 transitions. [2024-12-06 06:24:33,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:33,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:33,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:33,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:33,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:24:37,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 126 states and 314 transitions. [2024-12-06 06:24:37,447 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 314 transitions. [2024-12-06 06:24:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:37,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:37,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:37,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:37,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:24:43,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:43,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 130 states and 328 transitions. [2024-12-06 06:24:43,027 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 328 transitions. [2024-12-06 06:24:43,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 06:24:43,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:43,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:43,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:43,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 06:24:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:51,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 137 states and 346 transitions. [2024-12-06 06:24:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 346 transitions. [2024-12-06 06:24:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 06:24:51,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:51,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:51,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:24:51,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 06:24:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 142 states and 358 transitions. [2024-12-06 06:24:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 358 transitions. [2024-12-06 06:24:56,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:24:56,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:56,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:57,101 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:24:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 144 states and 384 transitions. [2024-12-06 06:24:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 384 transitions. [2024-12-06 06:24:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:24:59,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:59,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:24:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:59,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 06:24:59,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:25:11,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:25:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 146 states and 389 transitions. [2024-12-06 06:25:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 389 transitions. [2024-12-06 06:25:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:25:11,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:11,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:25:21,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:21,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 149 states and 397 transitions. [2024-12-06 06:25:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 397 transitions. [2024-12-06 06:25:21,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:25:21,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:21,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:25:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 154 states and 409 transitions. [2024-12-06 06:25:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 409 transitions. [2024-12-06 06:25:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:25:36,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:36,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:25:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 157 states and 422 transitions. [2024-12-06 06:25:43,578 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 422 transitions. [2024-12-06 06:25:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:25:43,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:43,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:25:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:43,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:25:43,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:25:43,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:25:47,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 159 states and 423 transitions. [2024-12-06 06:25:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 423 transitions. [2024-12-06 06:25:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:25:47,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:47,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:25:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:47,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 06:25:47,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:26:10,402 WARN L286 SmtUtils]: Spent 20.03s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:26:10,482 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:26:21,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 163 states and 438 transitions. [2024-12-06 06:26:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 438 transitions. [2024-12-06 06:26:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:26:21,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:21,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:26:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:26:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:26:21,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:26:21,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:26:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:26:29,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 165 states and 441 transitions. [2024-12-06 06:26:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 441 transitions. [2024-12-06 06:26:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:26:29,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:29,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:26:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:26:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:26:29,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:26:29,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:26:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:26:41,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:41,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 170 states and 451 transitions. [2024-12-06 06:26:41,726 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 451 transitions. [2024-12-06 06:26:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:26:41,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:41,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:26:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:26:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:26:41,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:26:41,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:26:41,981 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:26:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 171 states and 455 transitions. [2024-12-06 06:26:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 455 transitions. [2024-12-06 06:26:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:26:44,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:26:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:26:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:26:45,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:26:45,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:26:57,329 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:07,805 WARN L286 SmtUtils]: Spent 10.48s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:18,265 WARN L286 SmtUtils]: Spent 10.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:28,320 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:38,712 WARN L286 SmtUtils]: Spent 10.39s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:27:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:27:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 173 states and 457 transitions. [2024-12-06 06:27:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 457 transitions. [2024-12-06 06:27:48,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:27:48,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:27:48,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:27:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:27:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:48,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:27:48,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:27:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 06:28:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 180 states and 484 transitions. [2024-12-06 06:28:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 484 transitions. [2024-12-06 06:28:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:28:24,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:24,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:28:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:24,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:28:24,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:28:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 06:28:31,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:31,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 182 states and 488 transitions. [2024-12-06 06:28:31,832 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 488 transitions. [2024-12-06 06:28:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:28:31,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:31,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:28:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:31,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:28:31,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:28:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 06:28:46,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 187 states and 498 transitions. [2024-12-06 06:28:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 498 transitions. [2024-12-06 06:28:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:28:46,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:46,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:28:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:46,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:28:46,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:28:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 06:28:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 190 states and 507 transitions. [2024-12-06 06:28:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 507 transitions. [2024-12-06 06:28:57,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:28:57,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:57,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:29:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:29:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 192 states and 544 transitions. [2024-12-06 06:29:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 544 transitions. [2024-12-06 06:29:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:29:05,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:29:05,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:29:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:29:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:29:05,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:29:05,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:29:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 06:29:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:29:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 194 states and 550 transitions. [2024-12-06 06:29:19,351 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 550 transitions. [2024-12-06 06:29:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:29:19,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:29:19,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:29:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:29:28,148 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:30:11,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:11,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 204 states and 588 transitions. [2024-12-06 06:30:11,629 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 588 transitions. [2024-12-06 06:30:11,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:30:11,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:11,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:30:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:30:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:30:31,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:31,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 207 states and 597 transitions. [2024-12-06 06:30:31,228 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 597 transitions. [2024-12-06 06:30:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:30:31,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:30:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:30:31,314 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:30:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 210 states and 611 transitions. [2024-12-06 06:30:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 611 transitions. [2024-12-06 06:30:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:30:42,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:42,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:30:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:30:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:30:42,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:30:42,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:30:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:30:52,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 06:30:52,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 211 states and 615 transitions. [2024-12-06 06:30:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 615 transitions. [2024-12-06 06:30:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:30:52,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:52,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:30:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:30:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:30:52,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:30:52,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:30:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 06:31:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:31:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 214 states and 624 transitions. [2024-12-06 06:31:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 624 transitions. [2024-12-06 06:31:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:31:12,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:31:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:31:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:31:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:12,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 06:31:12,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:31:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:31:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:31:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 216 states and 630 transitions. [2024-12-06 06:31:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 630 transitions. [2024-12-06 06:31:30,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:31:30,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:31:30,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:31:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:31:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:30,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:31:30,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:31:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 06:31:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:31:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 217 states and 636 transitions. [2024-12-06 06:31:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 636 transitions. [2024-12-06 06:31:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:31:35,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:31:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:31:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:31:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:35,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 06:31:35,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:31:37,750 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:32:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:32:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 222 states and 647 transitions. [2024-12-06 06:32:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 647 transitions. [2024-12-06 06:32:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:32:00,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:32:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:32:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:32:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:32:00,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:32:00,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:32:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 06:32:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:32:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 228 states and 669 transitions. [2024-12-06 06:32:22,254 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 669 transitions. [2024-12-06 06:32:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:32:22,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:32:22,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:32:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:32:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:32:22,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:32:22,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:32:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 06:32:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:32:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 231 states and 678 transitions. [2024-12-06 06:32:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 678 transitions. [2024-12-06 06:32:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:32:33,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:32:33,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:32:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:32:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:32:33,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:32:33,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:32:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 06:32:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:32:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 233 states and 681 transitions. [2024-12-06 06:32:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 681 transitions. [2024-12-06 06:32:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:32:42,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:32:42,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:32:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:32:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:32:42,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:32:42,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:32:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 06:33:04,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:33:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 238 states and 692 transitions. [2024-12-06 06:33:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 692 transitions. [2024-12-06 06:33:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:33:04,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:33:04,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:33:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:33:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:33:04,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:33:04,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:33:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 06:33:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:33:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 239 states and 701 transitions. [2024-12-06 06:33:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 701 transitions. [2024-12-06 06:33:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:33:09,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:33:09,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:33:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:33:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:33:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:33:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 241 states and 749 transitions. [2024-12-06 06:33:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 749 transitions. [2024-12-06 06:33:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:33:18,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:33:18,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:33:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:33:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:33:18,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 06:33:18,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:33:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 06:34:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:34:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 251 states and 786 transitions. [2024-12-06 06:34:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 786 transitions. [2024-12-06 06:34:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:34:16,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:34:16,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:34:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:34:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:34:16,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:34:16,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:35:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:36:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:36:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 256 states and 811 transitions. [2024-12-06 06:36:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 811 transitions. [2024-12-06 06:36:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:36:08,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:36:08,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:36:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:36:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:36:08,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:36:08,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:36:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:36:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:36:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 258 states and 813 transitions. [2024-12-06 06:36:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 813 transitions. [2024-12-06 06:36:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:36:17,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:36:17,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:36:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:36:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:36:17,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:36:17,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:36:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:36:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:36:28,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 260 states and 816 transitions. [2024-12-06 06:36:28,416 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 816 transitions. [2024-12-06 06:36:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:36:28,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:36:28,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:36:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:36:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:37:08,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:37:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 263 states and 829 transitions. [2024-12-06 06:37:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 829 transitions. [2024-12-06 06:37:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:37:08,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:37:08,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:37:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:37:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:37:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:37:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 264 states and 832 transitions. [2024-12-06 06:37:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 832 transitions. [2024-12-06 06:37:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:37:12,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:37:12,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:37:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:37:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.