./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 757749d35671eda7818ce7a9276fa400eff8da4461713202236766545f2a8763 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:03,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:03,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:13:03,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:03,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:03,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:03,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:03,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:03,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:03,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:03,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:03,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:03,475 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:03,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:03,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:03,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:03,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:03,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:03,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:03,480 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:13:03,481 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:03,481 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:03,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:03,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:03,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:03,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:03,485 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:03,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:03,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:03,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:03,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:03,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:03,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:03,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:03,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:03,491 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_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 757749d35671eda7818ce7a9276fa400eff8da4461713202236766545f2a8763 [2023-11-19 03:13:03,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:03,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:03,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:03,905 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:03,905 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:03,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound5.c [2023-11-19 03:13:07,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:07,385 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:07,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound5.c [2023-11-19 03:13:07,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/data/c49f6a1b9/a59e58b138c84026ae73eb2701625697/FLAG5e9d403c4 [2023-11-19 03:13:07,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/data/c49f6a1b9/a59e58b138c84026ae73eb2701625697 [2023-11-19 03:13:07,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:07,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:07,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:07,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:07,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:07,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81dbf52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07, skipping insertion in model container [2023-11-19 03:13:07,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:07,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:07,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:07,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:07,703 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:07,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07 WrapperNode [2023-11-19 03:13:07,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:07,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:07,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:07,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:07,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,740 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-11-19 03:13:07,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:07,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:07,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:07,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:07,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:07,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:07,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:07,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:07,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:07" (1/1) ... [2023-11-19 03:13:07,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:07,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:07,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:07,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816f47bb-8099-480e-a655-7e0e0eb2b9cb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:13:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:13:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:13:07,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:13:07,949 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:07,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:08,253 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:08,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:08,287 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:13:08,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:08 BoogieIcfgContainer [2023-11-19 03:13:08,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:08,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:08,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:08,307 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:08,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:08" (1/1) ... [2023-11-19 03:13:08,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:08,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-19 03:13:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-19 03:13:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:08,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:08,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 73 transitions. [2023-11-19 03:13:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2023-11-19 03:13:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:13:08,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:08,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:08,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 74 transitions. [2023-11-19 03:13:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2023-11-19 03:13:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:08,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:08,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:09,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:09,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 75 transitions. [2023-11-19 03:13:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2023-11-19 03:13:09,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:09,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:09,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:09,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:09,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:09,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:09,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 82 transitions. [2023-11-19 03:13:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2023-11-19 03:13:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:13:09,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:09,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:09,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:09,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:09,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 91 transitions. [2023-11-19 03:13:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2023-11-19 03:13:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:10,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:10,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:10,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 94 transitions. [2023-11-19 03:13:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2023-11-19 03:13:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:10,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:10,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:10,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:10,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:11,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 85 states and 96 transitions. [2023-11-19 03:13:11,268 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-19 03:13:11,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:11,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:11,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:11,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:11,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:11,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:12,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 110 transitions. [2023-11-19 03:13:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2023-11-19 03:13:12,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:12,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:12,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:12,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:12,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 104 states and 126 transitions. [2023-11-19 03:13:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2023-11-19 03:13:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:14,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:14,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:14,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:14,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 105 states and 128 transitions. [2023-11-19 03:13:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2023-11-19 03:13:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:13:14,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:14,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:14,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:14,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 131 transitions. [2023-11-19 03:13:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-11-19 03:13:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:15,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:15,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:15,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:13:15,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:13:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 122 states and 154 transitions. [2023-11-19 03:13:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 154 transitions. [2023-11-19 03:13:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:17,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:17,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:17,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:17,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 137 states and 179 transitions. [2023-11-19 03:13:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 179 transitions. [2023-11-19 03:13:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:19,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:19,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:19,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:19,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 147 states and 196 transitions. [2023-11-19 03:13:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 196 transitions. [2023-11-19 03:13:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:20,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:20,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:20,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:22,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 221 transitions. [2023-11-19 03:13:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 221 transitions. [2023-11-19 03:13:22,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:22,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:22,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:22,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:22,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 168 states and 233 transitions. [2023-11-19 03:13:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2023-11-19 03:13:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:23,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:23,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:23,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:23,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 173 states and 244 transitions. [2023-11-19 03:13:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 244 transitions. [2023-11-19 03:13:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:27,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:27,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:27,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:31,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 179 states and 257 transitions. [2023-11-19 03:13:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 257 transitions. [2023-11-19 03:13:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:31,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:31,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 185 states and 269 transitions. [2023-11-19 03:13:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 269 transitions. [2023-11-19 03:13:38,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:13:38,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:38,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:38,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:38,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 192 states and 284 transitions. [2023-11-19 03:13:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 284 transitions. [2023-11-19 03:13:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:13:56,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:13:56,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:56,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 191 states and 283 transitions. [2023-11-19 03:13:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 283 transitions. [2023-11-19 03:13:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:13:56,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:56,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:59,323 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_54| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_54| |ULTIMATE.start_main_~z~0#1|))) (and (<= (+ |v_ULTIMATE.start_main_~x~0#1_54| |c_ULTIMATE.start_main_~x~0#1|) .cse0) (<= 1 |v_ULTIMATE.start_main_~x~0#1_54|) (<= .cse0 9223372036854775807)))) is different from true [2023-11-19 03:13:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.