./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/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_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/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_9620095f-de8d-4723-abee-235f5fd5036a/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_9620095f-de8d-4723-abee-235f5fd5036a/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 2616f51a0d79e0bd682803708141b0dc94462ecdbaee78ea9cc6b43878e4310d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:25:41,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:25:41,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:25:41,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:25:41,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:25:42,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:25:42,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:25:42,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:25:42,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:25:42,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:25:42,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:25:42,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:25:42,009 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:25:42,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:25:42,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:25:42,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:25:42,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:25:42,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:25:42,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:25:42,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:25:42,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:25:42,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:25:42,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:25:42,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:25:42,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:25:42,014 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:25:42,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:25:42,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:42,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:25:42,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:25:42,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:25:42,017 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:25:42,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:25:42,017 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_9620095f-de8d-4723-abee-235f5fd5036a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2616f51a0d79e0bd682803708141b0dc94462ecdbaee78ea9cc6b43878e4310d [2024-11-09 00:25:42,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:25:42,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:25:42,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:25:42,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:25:42,310 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:25:42,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c Unable to find full path for "g++" [2024-11-09 00:25:44,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:25:44,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:25:44,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2024-11-09 00:25:44,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/data/6f4a48081/1a1b100ad57e4c3ab7a1a9d2f90c915a/FLAG87c7dd22f [2024-11-09 00:25:45,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/data/6f4a48081/1a1b100ad57e4c3ab7a1a9d2f90c915a [2024-11-09 00:25:45,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:25:45,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:25:45,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:45,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:25:45,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:25:45,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4863b064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45, skipping insertion in model container [2024-11-09 00:25:45,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:25:45,566 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_9620095f-de8d-4723-abee-235f5fd5036a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-11-09 00:25:45,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:45,646 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:25:45,662 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_9620095f-de8d-4723-abee-235f5fd5036a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c[525,538] [2024-11-09 00:25:45,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:45,717 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:25:45,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45 WrapperNode [2024-11-09 00:25:45,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:45,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:45,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:25:45,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:25:45,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,770 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-09 00:25:45,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:45,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:25:45,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:25:45,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:25:45,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:25:45,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:25:45,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:25:45,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:25:45,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:45" (1/1) ... [2024-11-09 00:25:45,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:45,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:25:45,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:25:45,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9620095f-de8d-4723-abee-235f5fd5036a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:25:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:25:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:25:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:25:45,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:25:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:25:45,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:25:45,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:25:45,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:25:46,262 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:25:46,263 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:25:46,373 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:25:46,373 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:25:46,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:46 BoogieIcfgContainer [2024-11-09 00:25:46,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:25:46,375 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:25:46,375 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:25:46,389 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:25:46,393 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:46,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:25:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-09 00:25:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-09 00:25:46,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:25:46,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:46,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:46,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-11-09 00:25:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-11-09 00:25:46,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:25:46,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:46,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:46,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:46,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-09 00:25:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-09 00:25:46,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:25:46,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:46,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2024-11-09 00:25:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2024-11-09 00:25:47,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:25:47,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:47,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-11-09 00:25:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-11-09 00:25:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:25:49,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:49,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2024-11-09 00:25:50,148 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2024-11-09 00:25:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:25:50,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:50,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:25:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2024-11-09 00:25:52,722 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2024-11-09 00:25:52,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:25:52,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:52,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:52,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 48 states and 97 transitions. [2024-11-09 00:25:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 97 transitions. [2024-11-09 00:25:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:25:53,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:53,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:25:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 53 states and 106 transitions. [2024-11-09 00:25:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 106 transitions. [2024-11-09 00:25:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:25:55,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:55,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:55,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:25:55,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:58,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 60 states and 123 transitions. [2024-11-09 00:25:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 123 transitions. [2024-11-09 00:25:58,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:25:58,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:58,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2024-11-09 00:25:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2024-11-09 00:25:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:25:59,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:59,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:03,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2024-11-09 00:26:03,568 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2024-11-09 00:26:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:26:03,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:03,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 157 transitions. [2024-11-09 00:26:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 157 transitions. [2024-11-09 00:26:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:26:05,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:05,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:05,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:06,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2024-11-09 00:26:06,638 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2024-11-09 00:26:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:26:06,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:06,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:06,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:26:06,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:11,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 81 states and 184 transitions. [2024-11-09 00:26:11,298 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 184 transitions. [2024-11-09 00:26:11,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:26:11,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:11,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:11,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:26:11,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:11,478 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:14,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 86 states and 193 transitions. [2024-11-09 00:26:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 193 transitions. [2024-11-09 00:26:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:26:14,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:14,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:14,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:26:14,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:14,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:26:27,485 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 [] [2024-11-09 00:26:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 92 states and 213 transitions. [2024-11-09 00:26:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 213 transitions. [2024-11-09 00:26:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:26:27,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:27,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 94 states and 228 transitions. [2024-11-09 00:26:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 228 transitions. [2024-11-09 00:26:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:26:28,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:28,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:30,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 97 states and 241 transitions. [2024-11-09 00:26:30,996 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 241 transitions. [2024-11-09 00:26:30,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:26:30,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:30,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:40,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 105 states and 258 transitions. [2024-11-09 00:26:40,429 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 258 transitions. [2024-11-09 00:26:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:26:40,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:40,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 108 states and 265 transitions. [2024-11-09 00:26:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 265 transitions. [2024-11-09 00:26:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:26:43,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:43,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:44,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:26:44,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:26:52,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 115 states and 293 transitions. [2024-11-09 00:26:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 293 transitions. [2024-11-09 00:26:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:26:52,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:52,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:52,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:26:52,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:26:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 120 states and 305 transitions. [2024-11-09 00:26:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 305 transitions. [2024-11-09 00:26:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:26:57,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:57,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:26:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:57,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:26:57,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:26:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:27:04,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 126 states and 320 transitions. [2024-11-09 00:27:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 320 transitions. [2024-11-09 00:27:04,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:27:04,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:04,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:04,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:27:04,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:04,527 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:27:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:07,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 129 states and 328 transitions. [2024-11-09 00:27:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 328 transitions. [2024-11-09 00:27:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:27:07,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:07,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:07,584 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:27:07,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:27:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 136 states and 350 transitions. [2024-11-09 00:27:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 350 transitions. [2024-11-09 00:27:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:27:14,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:14,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:14,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:27:14,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:27:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 141 states and 359 transitions. [2024-11-09 00:27:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 359 transitions. [2024-11-09 00:27:34,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:27:34,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:34,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:35,094 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 143 states and 384 transitions. [2024-11-09 00:27:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 384 transitions. [2024-11-09 00:27:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:27:36,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:36,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:36,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:27:36,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:37,102 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:27:38,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 145 states and 389 transitions. [2024-11-09 00:27:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 389 transitions. [2024-11-09 00:27:38,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:27:38,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:38,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:40,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 150 states and 402 transitions. [2024-11-09 00:27:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 402 transitions. [2024-11-09 00:27:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:27:47,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:51,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 153 states and 419 transitions. [2024-11-09 00:27:51,639 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 419 transitions. [2024-11-09 00:27:51,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:27:51,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:51,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 156 states and 426 transitions. [2024-11-09 00:27:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 426 transitions. [2024-11-09 00:27:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:27:57,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:57,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:57,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:27:57,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:27:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 158 states and 427 transitions. [2024-11-09 00:27:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 427 transitions. [2024-11-09 00:27:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:27:59,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:59,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:27:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:00,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:28:00,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:28:03,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 160 states and 429 transitions. [2024-11-09 00:28:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 429 transitions. [2024-11-09 00:28:03,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:28:03,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:03,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:28:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:04,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:28:04,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:26,330 WARN L286 SmtUtils]: Spent 20.17s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:28:26,925 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:48,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:28:58,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:29:08,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:29:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:09,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 166 states and 443 transitions. [2024-11-09 00:29:09,149 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 443 transitions. [2024-11-09 00:29:09,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:29:09,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:29:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:09,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:29:09,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:16,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 168 states and 445 transitions. [2024-11-09 00:29:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 445 transitions. [2024-11-09 00:29:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:29:16,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:16,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:29:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:17,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:29:17,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:20,844 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 171 states and 455 transitions. [2024-11-09 00:29:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 455 transitions. [2024-11-09 00:29:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:29:34,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:34,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:29:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:34,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:29:34,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:34,263 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:29:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 178 states and 483 transitions. [2024-11-09 00:29:54,478 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 483 transitions. [2024-11-09 00:29:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:29:54,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:54,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:29:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:54,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:29:54,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:30:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:06,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 183 states and 497 transitions. [2024-11-09 00:30:06,080 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 497 transitions. [2024-11-09 00:30:06,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:30:06,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:06,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:30:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:06,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:30:06,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:30:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 188 states and 508 transitions. [2024-11-09 00:30:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 508 transitions. [2024-11-09 00:30:15,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:30:15,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:15,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:30:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:15,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:30:15,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:30:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 189 states and 514 transitions. [2024-11-09 00:30:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 514 transitions. [2024-11-09 00:30:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:30:18,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:18,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:19,369 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:30:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 191 states and 548 transitions. [2024-11-09 00:30:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 548 transitions. [2024-11-09 00:30:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:30:21,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:21,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:30:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:21,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:30:21,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:30:33,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:30:43,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:30:53,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:30:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 193 states and 554 transitions. [2024-11-09 00:30:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 554 transitions. [2024-11-09 00:30:54,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:30:54,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:54,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:31:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 204 states and 597 transitions. [2024-11-09 00:31:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 597 transitions. [2024-11-09 00:31:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:31:48,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:31:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:31:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 207 states and 617 transitions. [2024-11-09 00:31:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 617 transitions. [2024-11-09 00:31:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:31:59,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:59,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:31:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:10,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:10,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 210 states and 627 transitions. [2024-11-09 00:32:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 627 transitions. [2024-11-09 00:32:10,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:32:10,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:10,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:32:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:10,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:32:10,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:32:20,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:32:30,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:32:40,576 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 [] [2024-11-09 00:32:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 211 states and 631 transitions. [2024-11-09 00:32:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 631 transitions. [2024-11-09 00:32:40,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:32:40,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:40,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:32:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:40,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:32:40,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-09 00:32:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 212 states and 638 transitions. [2024-11-09 00:32:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 638 transitions. [2024-11-09 00:32:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:32:45,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:45,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:32:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:45,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:32:45,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:09,781 WARN L286 SmtUtils]: Spent 20.08s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:33:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 214 states and 644 transitions. [2024-11-09 00:33:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 644 transitions. [2024-11-09 00:33:24,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:33:24,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:24,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:24,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:33:24,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-09 00:33:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:36,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 217 states and 655 transitions. [2024-11-09 00:33:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 655 transitions. [2024-11-09 00:33:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:33:36,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:36,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:33:36,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 219 states and 657 transitions. [2024-11-09 00:33:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 657 transitions. [2024-11-09 00:33:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:33:46,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:46,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:46,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:33:46,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:46,340 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:58,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 222 states and 669 transitions. [2024-11-09 00:33:58,066 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 669 transitions. [2024-11-09 00:33:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:33:58,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:58,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:58,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:33:58,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:34:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 224 states and 674 transitions. [2024-11-09 00:34:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 674 transitions. [2024-11-09 00:34:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:07,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:07,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:07,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:34:07,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 00:34:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 227 states and 683 transitions. [2024-11-09 00:34:18,821 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 683 transitions. [2024-11-09 00:34:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:18,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:18,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:18,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:34:18,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 00:34:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 230 states and 694 transitions. [2024-11-09 00:34:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 694 transitions. [2024-11-09 00:34:30,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:30,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:30,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:30,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:34:30,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 00:34:38,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 232 states and 697 transitions. [2024-11-09 00:34:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 697 transitions. [2024-11-09 00:34:38,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:38,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:38,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:38,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:34:38,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:34:43,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:43,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 233 states and 707 transitions. [2024-11-09 00:34:43,042 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 707 transitions. [2024-11-09 00:34:43,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:43,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:43,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:43,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:34:43,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:34:53,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:53,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 236 states and 715 transitions. [2024-11-09 00:34:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 715 transitions. [2024-11-09 00:34:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:34:53,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:53,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:34:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:54,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:34:54,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 00:35:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 238 states and 716 transitions. [2024-11-09 00:35:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 716 transitions. [2024-11-09 00:35:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:35:00,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:00,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:02,503 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:06,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 240 states and 762 transitions. [2024-11-09 00:35:06,815 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 762 transitions. [2024-11-09 00:35:06,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:35:06,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:06,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:35:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:06,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:35:06,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:35:08,383 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 00:35:32,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 16.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:35:33,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:33,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 242 states and 768 transitions. [2024-11-09 00:35:33,005 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 768 transitions. [2024-11-09 00:35:33,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:35:33,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 246 states and 793 transitions. [2024-11-09 00:35:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 793 transitions. [2024-11-09 00:35:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:35:58,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:58,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 248 states and 805 transitions. [2024-11-09 00:36:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 805 transitions. [2024-11-09 00:36:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:36:09,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:09,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 251 states and 822 transitions. [2024-11-09 00:36:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 822 transitions. [2024-11-09 00:36:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:36:21,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:21,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 254 states and 843 transitions. [2024-11-09 00:36:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 843 transitions. [2024-11-09 00:36:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:36:36,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:36,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:38,976 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 257 states and 853 transitions. [2024-11-09 00:36:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 853 transitions. [2024-11-09 00:36:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:36:51,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:51,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:36:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:51,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:36:51,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:52,107 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:36:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 258 states and 854 transitions. [2024-11-09 00:36:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 854 transitions. [2024-11-09 00:36:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:36:53,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:53,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:36:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:53,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:36:53,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:58,568 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:37:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 267 states and 892 transitions. [2024-11-09 00:37:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 892 transitions. [2024-11-09 00:37:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:37:44,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:44,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:37:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:45,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 00:37:45,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:38:12,257 WARN L286 SmtUtils]: Spent 20.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:38:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:38:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:38:27,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 270 states and 898 transitions. [2024-11-09 00:38:27,588 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 898 transitions. [2024-11-09 00:38:27,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:38:27,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:38:27,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:38:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:38:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:38:27,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:38:27,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:38:29,629 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:38:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:38:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 272 states and 900 transitions. [2024-11-09 00:38:35,975 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 900 transitions. [2024-11-09 00:38:35,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:38:35,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:38:35,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:38:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:38:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:38:36,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:38:36,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:38:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:30,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 283 states and 952 transitions. [2024-11-09 00:39:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 952 transitions. [2024-11-09 00:39:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:39:30,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:30,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:30,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:39:30,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:39:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 286 states and 962 transitions. [2024-11-09 00:39:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 962 transitions. [2024-11-09 00:39:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 00:39:45,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:45,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.