./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_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/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_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 04:19:15,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:15,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:19:15,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:19:15,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:19:15,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:15,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:15,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:15,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:15,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:15,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:15,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:15,941 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:19:15,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:19:15,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:19:15,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:15,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:15,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:15,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:15,944 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:19:15,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:15,944 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:15,945 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:15,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:15,945 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:15,945 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:15,945 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:15,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:15,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:15,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:15,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:15,946 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:19:15,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:19:15,946 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_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:19:16,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:16,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:16,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:16,295 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:16,296 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:16,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2024-11-25 04:19:19,213 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/data/7912b128b/f388cdb00e7a4a9991348bc28b8fb22c/FLAGdaaa952c7 [2024-11-25 04:19:19,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:19,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2024-11-25 04:19:19,522 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/data/7912b128b/f388cdb00e7a4a9991348bc28b8fb22c/FLAGdaaa952c7 [2024-11-25 04:19:19,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/data/7912b128b/f388cdb00e7a4a9991348bc28b8fb22c [2024-11-25 04:19:19,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:19,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:19,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:19,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:19,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:19,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:19" (1/1) ... [2024-11-25 04:19:19,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764e4512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:19, skipping insertion in model container [2024-11-25 04:19:19,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:19" (1/1) ... [2024-11-25 04:19:19,812 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:19,963 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_912be643-6b46-44e3-8823-db1f5b1ae606/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-11-25 04:19:20,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:20,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:20,033 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_912be643-6b46-44e3-8823-db1f5b1ae606/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-11-25 04:19:20,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:20,080 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:20,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20 WrapperNode [2024-11-25 04:19:20,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:20,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:20,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:20,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:20,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,127 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-25 04:19:20,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:20,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:20,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:20,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:20,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,154 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:20,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:20,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:20,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:20,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:20,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:20,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:20,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912be643-6b46-44e3-8823-db1f5b1ae606/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:20,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:19:20,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:20,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:19:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:19:20,308 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:20,310 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:19:20,559 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 04:19:20,559 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:19:20,615 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:19:20,615 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:19:20,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:20 BoogieIcfgContainer [2024-11-25 04:19:20,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:19:20,616 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:19:20,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:19:20,627 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:19:20,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:20" (1/1) ... [2024-11-25 04:19:20,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:19:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-25 04:19:20,700 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-25 04:19:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:19:20,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-11-25 04:19:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-11-25 04:19:20,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:19:20,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:21,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-25 04:19:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-25 04:19:21,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:19:21,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:21,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2024-11-25 04:19:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2024-11-25 04:19:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:19:22,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:22,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:23,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-11-25 04:19:23,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-11-25 04:19:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:19:23,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:23,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2024-11-25 04:19:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2024-11-25 04:19:24,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:24,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:24,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:25,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-11-25 04:19:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-11-25 04:19:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:25,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:25,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 99 transitions. [2024-11-25 04:19:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2024-11-25 04:19:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:27,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:27,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 49 states and 104 transitions. [2024-11-25 04:19:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 104 transitions. [2024-11-25 04:19:27,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:27,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 105 transitions. [2024-11-25 04:19:28,476 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 105 transitions. [2024-11-25 04:19:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:28,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 51 states and 104 transitions. [2024-11-25 04:19:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 104 transitions. [2024-11-25 04:19:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:28,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 111 transitions. [2024-11-25 04:19:29,884 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2024-11-25 04:19:29,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:19:29,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:29,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:19:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:29,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:19:29,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:30,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:32,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 61 states and 128 transitions. [2024-11-25 04:19:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 128 transitions. [2024-11-25 04:19:32,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:19:32,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:32,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 63 states and 137 transitions. [2024-11-25 04:19:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 137 transitions. [2024-11-25 04:19:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:19:33,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:33,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:36,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:36,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 68 states and 147 transitions. [2024-11-25 04:19:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 147 transitions. [2024-11-25 04:19:36,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:19:36,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:36,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:39,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 71 states and 154 transitions. [2024-11-25 04:19:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 154 transitions. [2024-11-25 04:19:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:19:39,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:39,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:40,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:40,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 74 states and 163 transitions. [2024-11-25 04:19:40,503 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 163 transitions. [2024-11-25 04:19:40,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:19:40,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:40,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:19:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:40,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 04:19:40,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:41,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 81 states and 182 transitions. [2024-11-25 04:19:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 182 transitions. [2024-11-25 04:19:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:19:46,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:46,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:19:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:46,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 04:19:46,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 86 states and 191 transitions. [2024-11-25 04:19:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 191 transitions. [2024-11-25 04:19:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:19:49,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:49,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:19:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:49,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:19:49,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:19:57,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:19:57,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:57,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 92 states and 211 transitions. [2024-11-25 04:19:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 211 transitions. [2024-11-25 04:19:57,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:19:57,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:57,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 94 states and 227 transitions. [2024-11-25 04:19:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 227 transitions. [2024-11-25 04:19:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:19:58,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:58,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 97 states and 238 transitions. [2024-11-25 04:20:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 238 transitions. [2024-11-25 04:20:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:20:01,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:01,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 99 states and 246 transitions. [2024-11-25 04:20:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 246 transitions. [2024-11-25 04:20:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:20:02,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 100 states and 248 transitions. [2024-11-25 04:20:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 248 transitions. [2024-11-25 04:20:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:20:03,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:04,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 101 states and 250 transitions. [2024-11-25 04:20:04,356 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 250 transitions. [2024-11-25 04:20:04,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:20:04,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:04,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 109 states and 267 transitions. [2024-11-25 04:20:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 267 transitions. [2024-11-25 04:20:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:20:11,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:11,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:11,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:20:11,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:17,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 116 states and 288 transitions. [2024-11-25 04:20:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 288 transitions. [2024-11-25 04:20:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:20:17,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:17,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:17,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:20:17,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:17,595 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 121 states and 298 transitions. [2024-11-25 04:20:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 298 transitions. [2024-11-25 04:20:21,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:20:21,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:21,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:21,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 04:20:21,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 126 states and 308 transitions. [2024-11-25 04:20:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 308 transitions. [2024-11-25 04:20:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:20:25,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:25,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:25,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:20:25,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:20:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 133 states and 326 transitions. [2024-11-25 04:20:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 326 transitions. [2024-11-25 04:20:34,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:20:34,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:34,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:34,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:20:34,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:20:38,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 138 states and 338 transitions. [2024-11-25 04:20:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 338 transitions. [2024-11-25 04:20:38,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:20:38,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:38,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:38,572 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:39,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:39,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 140 states and 363 transitions. [2024-11-25 04:20:39,781 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 363 transitions. [2024-11-25 04:20:39,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:20:39,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:39,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:20:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:20:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:39,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 04:20:39,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:21:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:23:07,727 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 [] [2024-11-25 04:23:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 142 states and 369 transitions. [2024-11-25 04:23:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 369 transitions. [2024-11-25 04:23:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:23:07,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:07,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:08,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:23:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 145 states and 382 transitions. [2024-11-25 04:23:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 382 transitions. [2024-11-25 04:23:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:23:16,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:16,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:23:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 148 states and 389 transitions. [2024-11-25 04:23:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 389 transitions. [2024-11-25 04:23:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:23:22,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:22,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:23:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 152 states and 395 transitions. [2024-11-25 04:23:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 395 transitions. [2024-11-25 04:23:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:23:37,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:37,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:23:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:37,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:23:37,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:23:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:23:53,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 159 states and 424 transitions. [2024-11-25 04:23:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 424 transitions. [2024-11-25 04:23:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:23:53,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:53,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:23:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:53,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:23:53,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:23:53,961 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:24:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 164 states and 440 transitions. [2024-11-25 04:24:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 440 transitions. [2024-11-25 04:24:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:24:04,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:04,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:04,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-25 04:24:04,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:24:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:11,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 166 states and 442 transitions. [2024-11-25 04:24:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 442 transitions. [2024-11-25 04:24:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:24:11,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:11,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:11,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:24:11,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:24:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 171 states and 453 transitions. [2024-11-25 04:24:21,830 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 453 transitions. [2024-11-25 04:24:21,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:24:21,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:21,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:21,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:24:21,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:21,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:24:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 175 states and 467 transitions. [2024-11-25 04:24:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 467 transitions. [2024-11-25 04:24:31,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:24:31,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:31,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:31,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:24:31,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:24:37,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:37,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 178 states and 475 transitions. [2024-11-25 04:24:37,353 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 475 transitions. [2024-11-25 04:24:37,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:24:37,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:37,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:37,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:24:37,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 04:24:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 181 states and 482 transitions. [2024-11-25 04:24:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 482 transitions. [2024-11-25 04:24:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:24:43,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:43,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:43,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:24:43,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:43,245 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:24:54,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 188 states and 506 transitions. [2024-11-25 04:24:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 506 transitions. [2024-11-25 04:24:54,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:24:54,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:54,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:24:54,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 04:24:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:56,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 190 states and 507 transitions. [2024-11-25 04:24:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 507 transitions. [2024-11-25 04:24:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:24:56,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:56,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:24:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:24:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:56,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:24:56,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 04:25:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:25:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 193 states and 514 transitions. [2024-11-25 04:25:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 514 transitions. [2024-11-25 04:25:01,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:25:01,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:25:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:25:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:25:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:01,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:25:01,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:25:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 04:25:08,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:25:08,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 198 states and 523 transitions. [2024-11-25 04:25:08,076 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 523 transitions. [2024-11-25 04:25:08,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:25:08,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:25:08,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:25:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:09,138 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:25:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:25:12,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 200 states and 560 transitions. [2024-11-25 04:25:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 560 transitions. [2024-11-25 04:25:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:25:12,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:25:12,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:25:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:25:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:12,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:25:12,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:25:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:26:01,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:26:02,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:26:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 202 states and 566 transitions. [2024-11-25 04:26:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 566 transitions. [2024-11-25 04:26:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:26:02,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:02,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:26:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:44,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 213 states and 611 transitions. [2024-11-25 04:26:44,991 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 611 transitions. [2024-11-25 04:26:44,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:26:44,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:26:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 216 states and 626 transitions. [2024-11-25 04:26:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 626 transitions. [2024-11-25 04:26:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:26:58,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:58,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:26:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:58,509 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:18,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:18,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 219 states and 635 transitions. [2024-11-25 04:27:18,367 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 635 transitions. [2024-11-25 04:27:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:27:18,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:18,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:27:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:27:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:18,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:27:18,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 04:30:53,733 WARN L286 SmtUtils]: Spent 30.34s on a formula simplification. DAG size of input: 20 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)