./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk --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 7ab48dd793c80bfdca8b2cb012b1dd7cd8eda625223788e3f60486b3a2e166d4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:57:28,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:57:28,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:57:28,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:57:28,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:57:28,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:57:28,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:57:28,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:57:28,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:57:28,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:57:28,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:57:28,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:57:28,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:57:28,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:57:28,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:57:28,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:57:28,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:57:28,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:57:28,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:57:28,591 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:57:28,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:57:28,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:57:28,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:57:28,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:57:28,599 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:57:28,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:57:28,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:57:28,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:28,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:57:28,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:57:28,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:57:28,602 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:57:28,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:57:28,604 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ab48dd793c80bfdca8b2cb012b1dd7cd8eda625223788e3f60486b3a2e166d4 [2024-11-08 22:57:28,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:57:28,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:57:28,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:57:28,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:57:28,990 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:57:28,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c Unable to find full path for "g++" [2024-11-08 22:57:31,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:57:31,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:57:31,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c [2024-11-08 22:57:31,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/data/51908f053/665433fd1d6a49ef8ba7a76822d5e637/FLAGe87f1afc8 [2024-11-08 22:57:31,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/data/51908f053/665433fd1d6a49ef8ba7a76822d5e637 [2024-11-08 22:57:31,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:57:31,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:57:31,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:31,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:57:31,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:57:31,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1c9925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31, skipping insertion in model container [2024-11-08 22:57:31,313 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:57:31,552 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_e1b040cd-71bf-4842-8c8e-8e57c1533c65/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c[525,538] [2024-11-08 22:57:31,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:31,598 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:57:31,611 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_e1b040cd-71bf-4842-8c8e-8e57c1533c65/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound50.c[525,538] [2024-11-08 22:57:31,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:31,656 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:57:31,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31 WrapperNode [2024-11-08 22:57:31,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:31,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:31,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:57:31,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:57:31,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,694 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-08 22:57:31,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:31,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:57:31,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:57:31,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:57:31,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:57:31,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:57:31,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:57:31,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:57:31,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:31" (1/1) ... [2024-11-08 22:57:31,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:31,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:57:31,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:57:31,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b040cd-71bf-4842-8c8e-8e57c1533c65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:57:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:57:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:57:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:57:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:57:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:57:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:57:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:57:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:57:31,887 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:57:31,890 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:57:32,192 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 22:57:32,192 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:57:32,261 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:57:32,262 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:57:32,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:32 BoogieIcfgContainer [2024-11-08 22:57:32,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:57:32,263 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:57:32,264 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:57:32,275 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:57:32,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:32" (1/1) ... [2024-11-08 22:57:32,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:57:32,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-08 22:57:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-08 22:57:32,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:57:32,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:57:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-08 22:57:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 22:57:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:57:32,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:57:43,524 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 [] [2024-11-08 22:57:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-11-08 22:57:43,638 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-08 22:57:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:57:43,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:43,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:57:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2024-11-08 22:57:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2024-11-08 22:57:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:57:44,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:44,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:57:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:44,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:57:44,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:57:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2024-11-08 22:57:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2024-11-08 22:57:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:57:46,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:46,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:57:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:46,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:57:46,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:46,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:48,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:48,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 71 transitions. [2024-11-08 22:57:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2024-11-08 22:57:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:57:48,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:48,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:57:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:48,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:57:48,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:57:59,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:57:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 80 transitions. [2024-11-08 22:57:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2024-11-08 22:57:59,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:57:59,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:59,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:57:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:59,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:57:59,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 22:58:03,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:03,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 86 transitions. [2024-11-08 22:58:03,014 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2024-11-08 22:58:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:58:03,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:03,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:58:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:03,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:58:03,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:58:14,223 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 [] [2024-11-08 22:58:14,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 92 transitions. [2024-11-08 22:58:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2024-11-08 22:58:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:58:14,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:14,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:58:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:14,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:58:14,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 22:58:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 97 transitions. [2024-11-08 22:58:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2024-11-08 22:58:15,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:58:15,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:15,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:58:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:15,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:58:15,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:58:16,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 53 states and 101 transitions. [2024-11-08 22:58:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 101 transitions. [2024-11-08 22:58:16,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:58:16,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:16,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:58:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:16,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:58:16,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-08 22:58:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 54 states and 102 transitions. [2024-11-08 22:58:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2024-11-08 22:58:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:58:16,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 22:58:28,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:58:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 56 states and 106 transitions. [2024-11-08 22:58:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2024-11-08 22:58:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:58:29,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:29,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:58:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:29,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:58:29,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-08 22:58:48,121 WARN L286 SmtUtils]: Spent 10.39s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:58:57,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 62 states and 124 transitions. [2024-11-08 22:58:57,316 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 124 transitions. [2024-11-08 22:58:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:58:57,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:57,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:59:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 65 states and 130 transitions. [2024-11-08 22:59:05,209 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-11-08 22:59:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:59:05,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:05,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:59:55,429 WARN L286 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:00:17,000 WARN L286 SmtUtils]: Spent 7.40s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:00:26,352 WARN L286 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:00:29,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:00:32,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:00:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 71 states and 150 transitions. [2024-11-08 23:00:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 150 transitions. [2024-11-08 23:00:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:00:33,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:33,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 23:00:59,966 WARN L286 SmtUtils]: Spent 8.90s on a formula simplification. DAG size of input: 51 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:01:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 83 states and 174 transitions. [2024-11-08 23:01:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 174 transitions. [2024-11-08 23:01:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:01:21,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:21,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:01:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:21,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:01:21,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-08 23:01:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 88 states and 185 transitions. [2024-11-08 23:01:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 185 transitions. [2024-11-08 23:01:30,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:01:30,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:30,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 23:02:26,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:03:03,514 WARN L286 SmtUtils]: Spent 18.34s on a formula simplification. DAG size of input: 52 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:03:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 99 states and 203 transitions. [2024-11-08 23:03:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 203 transitions. [2024-11-08 23:03:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:03:39,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:39,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 23:03:56,520 WARN L286 SmtUtils]: Spent 8.91s on a formula simplification. DAG size of input: 67 DAG size of output: 67 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:04:12,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:04:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 102 states and 209 transitions. [2024-11-08 23:04:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 209 transitions. [2024-11-08 23:04:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 23:04:23,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:23,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:04:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:23,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:04:23,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:26,566 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:04:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 106 states and 218 transitions. [2024-11-08 23:04:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 218 transitions. [2024-11-08 23:04:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 23:04:34,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:34,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 23:05:14,169 WARN L286 SmtUtils]: Spent 8.68s on a formula simplification. DAG size of input: 65 DAG size of output: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:05:27,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:05:54,622 WARN L286 SmtUtils]: Spent 7.77s on a formula simplification. DAG size of input: 65 DAG size of output: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:17,251 WARN L286 SmtUtils]: Spent 7.37s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:19,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:06:30,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 111 states and 231 transitions. [2024-11-08 23:06:30,208 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 231 transitions. [2024-11-08 23:06:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 23:06:30,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:30,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:06:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:06:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 23:06:53,942 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification. DAG size of input: 80 DAG size of output: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:07:11,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:07:24,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 114 states and 237 transitions. [2024-11-08 23:07:24,543 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 237 transitions. [2024-11-08 23:07:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:07:24,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:24,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:07:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:24,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 23:07:24,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 33 proven. 5 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 23:07:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:25,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 116 states and 242 transitions. [2024-11-08 23:07:25,613 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 242 transitions. [2024-11-08 23:07:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:07:25,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:25,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:07:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:26,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:07:26,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:07:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 120 states and 252 transitions. [2024-11-08 23:07:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 252 transitions. [2024-11-08 23:07:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:07:42,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:42,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:07:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:42,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:07:42,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:07:51,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:08:01,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:08:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 124 states and 261 transitions. [2024-11-08 23:08:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 261 transitions. [2024-11-08 23:08:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:08:01,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:01,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:08:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:01,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:08:01,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:08:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 25 proven. 22 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:08:35,830 WARN L286 SmtUtils]: Spent 26.02s on a formula simplification. DAG size of input: 48 DAG size of output: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:08:48,684 WARN L286 SmtUtils]: Spent 10.68s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:09:13,323 WARN L286 SmtUtils]: Spent 22.21s on a formula simplification. DAG size of input: 50 DAG size of output: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:09:27,257 WARN L286 SmtUtils]: Spent 11.41s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:09:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 130 states and 276 transitions. [2024-11-08 23:09:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 276 transitions. [2024-11-08 23:09:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:09:39,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:39,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:09:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:40,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:09:40,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 25 proven. 22 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 23:09:44,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:44,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 131 states and 276 transitions. [2024-11-08 23:09:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 276 transitions. [2024-11-08 23:09:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 23:09:44,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:44,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:09:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:44,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 23:09:44,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:46,997 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 41 proven. 21 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:10:00,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 135 states and 285 transitions. [2024-11-08 23:10:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 285 transitions. [2024-11-08 23:10:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:10:00,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:00,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:00,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:10:00,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:05,224 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 29 proven. 20 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-08 23:10:18,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:27,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:28,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:28,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 136 states and 287 transitions. [2024-11-08 23:10:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 287 transitions. [2024-11-08 23:10:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:10:28,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:28,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:28,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 23:10:28,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 41 proven. 27 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:10:39,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 140 states and 296 transitions. [2024-11-08 23:10:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 296 transitions. [2024-11-08 23:10:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-08 23:10:40,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:40,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:40,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:10:40,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 29 proven. 24 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-08 23:10:56,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:11:07,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:11:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 141 states and 298 transitions. [2024-11-08 23:11:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 298 transitions. [2024-11-08 23:11:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:11:07,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:07,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:07,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:11:07,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 39 proven. 37 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 23:11:19,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:11:29,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:11:39,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:11:43,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:11:50,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:11:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 142 states and 300 transitions. [2024-11-08 23:11:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 300 transitions. [2024-11-08 23:11:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:11:50,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:50,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:50,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-08 23:11:50,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 60 proven. 29 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 23:12:04,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:12:14,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:12:16,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:12:20,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers []