./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:33:13,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:33:13,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:33:13,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:33:13,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:33:13,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:33:13,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:33:13,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:33:13,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:33:13,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:33:13,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:33:13,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:33:13,358 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:33:13,358 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:33:13,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:33:13,359 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:33:13,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:33:13,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:33:13,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 [2024-12-05 23:33:13,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:33:13,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:33:13,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:33:13,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:33:13,622 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:33:13,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c [2024-12-05 23:33:16,266 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/data/507b5835e/1ee610b7897444d787d37581a2663d3f/FLAG6b0711cc7 [2024-12-05 23:33:16,431 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:33:16,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c [2024-12-05 23:33:16,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/data/507b5835e/1ee610b7897444d787d37581a2663d3f/FLAG6b0711cc7 [2024-12-05 23:33:16,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/data/507b5835e/1ee610b7897444d787d37581a2663d3f [2024-12-05 23:33:16,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:33:16,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:33:16,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:33:16,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:33:16,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:33:16,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60398af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16, skipping insertion in model container [2024-12-05 23:33:16,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:33:16,610 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_a422879b-9c20-459b-9b37-152d4eb2049c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-12-05 23:33:16,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:33:16,633 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:33:16,642 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_a422879b-9c20-459b-9b37-152d4eb2049c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-12-05 23:33:16,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:33:16,660 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:33:16,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16 WrapperNode [2024-12-05 23:33:16,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:33:16,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:33:16,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:33:16,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:33:16,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,687 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-12-05 23:33:16,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:33:16,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:33:16,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:33:16,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:33:16,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,698 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:33:16,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:33:16,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:33:16,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:33:16,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:33:16,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:33:16,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:33:16,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:33:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:33:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:33:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:33:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:33:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:33:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:33:16,813 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:33:16,815 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:33:16,908 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 23:33:16,908 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:33:16,941 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:33:16,941 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:33:16,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:33:16 BoogieIcfgContainer [2024-12-05 23:33:16,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:33:16,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:33:16,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:33:16,951 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:33:16,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:33:16" (1/1) ... [2024-12-05 23:33:16,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:33:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-12-05 23:33:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-12-05 23:33:17,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:33:17,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:17,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:33:17,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-12-05 23:33:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-12-05 23:33:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:33:17,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:17,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:17,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:33:17,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:33:17,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:17,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2024-12-05 23:33:17,610 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2024-12-05 23:33:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 23:33:17,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:17,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:17,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:33:17,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:17,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:33:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2024-12-05 23:33:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2024-12-05 23:33:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:33:17,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:17,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:33:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 44 transitions. [2024-12-05 23:33:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 44 transitions. [2024-12-05 23:33:18,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:33:18,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:18,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:33:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:18,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 46 transitions. [2024-12-05 23:33:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2024-12-05 23:33:18,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:33:18,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:18,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:33:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:18,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 49 transitions. [2024-12-05 23:33:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-12-05 23:33:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:33:18,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:18,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:18,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:33:18,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:33:19,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:19,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 53 transitions. [2024-12-05 23:33:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2024-12-05 23:33:19,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:33:19,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:19,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 23:33:19,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 52 transitions. [2024-12-05 23:33:19,604 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-12-05 23:33:19,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:33:19,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:19,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:19,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:33:19,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:19,743 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 23:33:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 56 transitions. [2024-12-05 23:33:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2024-12-05 23:33:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:33:19,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:19,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 23:33:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:20,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 57 transitions. [2024-12-05 23:33:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-12-05 23:33:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:33:20,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:20,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 23:33:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 50 transitions. [2024-12-05 23:33:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-12-05 23:33:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:33:20,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:20,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:20,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:33:20,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:33:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 56 transitions. [2024-12-05 23:33:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2024-12-05 23:33:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 23:33:21,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:21,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:21,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 23:33:21,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 23:33:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 34 states and 60 transitions. [2024-12-05 23:33:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2024-12-05 23:33:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 23:33:21,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:21,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-05 23:33:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 61 transitions. [2024-12-05 23:33:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2024-12-05 23:33:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:33:21,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:21,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:21,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 23:33:21,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 23:33:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 67 transitions. [2024-12-05 23:33:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-12-05 23:33:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 23:33:22,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:22,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:22,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 23:33:22,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:22,682 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-05 23:33:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 71 transitions. [2024-12-05 23:33:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2024-12-05 23:33:22,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 23:33:22,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:22,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:23,012 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-12-05 23:33:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 40 states and 72 transitions. [2024-12-05 23:33:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-05 23:33:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 23:33:23,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:23,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:23,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 23:33:23,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 25 proven. 69 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-05 23:33:24,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 78 transitions. [2024-12-05 23:33:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2024-12-05 23:33:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:33:24,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:24,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:33:24,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 28 proven. 36 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-05 23:33:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 44 states and 82 transitions. [2024-12-05 23:33:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2024-12-05 23:33:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 23:33:24,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:24,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2024-12-05 23:33:25,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:25,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 83 transitions. [2024-12-05 23:33:25,139 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-05 23:33:25,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-05 23:33:25,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:25,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:25,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 23:33:25,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 31 proven. 96 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-05 23:33:26,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:26,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 89 transitions. [2024-12-05 23:33:26,473 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-12-05 23:33:26,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 23:33:26,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:26,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:26,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 23:33:26,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 33 proven. 104 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-05 23:33:27,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 49 states and 93 transitions. [2024-12-05 23:33:27,057 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2024-12-05 23:33:27,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-05 23:33:27,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:27,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:27,130 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2024-12-05 23:33:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 50 states and 94 transitions. [2024-12-05 23:33:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 94 transitions. [2024-12-05 23:33:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 23:33:27,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:27,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:27,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 23:33:27,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 37 proven. 127 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-12-05 23:33:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:28,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 100 transitions. [2024-12-05 23:33:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 100 transitions. [2024-12-05 23:33:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-05 23:33:28,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:28,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:29,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 23:33:29,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 40 proven. 78 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-05 23:33:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 104 transitions. [2024-12-05 23:33:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2024-12-05 23:33:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-05 23:33:29,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:29,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2024-12-05 23:33:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 105 transitions. [2024-12-05 23:33:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2024-12-05 23:33:29,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-05 23:33:29,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:29,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:29,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 23:33:29,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 43 proven. 162 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-12-05 23:33:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 58 states and 111 transitions. [2024-12-05 23:33:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2024-12-05 23:33:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-05 23:33:31,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:31,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 23:33:31,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 45 proven. 172 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-12-05 23:33:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 59 states and 115 transitions. [2024-12-05 23:33:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2024-12-05 23:33:32,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-05 23:33:32,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:32,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:32,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2024-12-05 23:33:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 60 states and 116 transitions. [2024-12-05 23:33:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2024-12-05 23:33:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-05 23:33:32,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:32,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:32,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 23:33:32,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:34,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 50 proven. 128 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-05 23:33:35,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:35,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 63 states and 122 transitions. [2024-12-05 23:33:35,007 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2024-12-05 23:33:35,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-05 23:33:35,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:35,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:35,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 23:33:35,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 51 proven. 212 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-12-05 23:33:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:35,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 64 states and 126 transitions. [2024-12-05 23:33:35,798 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2024-12-05 23:33:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-05 23:33:35,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:35,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 149 proven. 7 refuted. 0 times theorem prover too weak. 1446 trivial. 0 not checked. [2024-12-05 23:33:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 65 states and 127 transitions. [2024-12-05 23:33:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2024-12-05 23:33:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-05 23:33:36,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:36,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:36,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 23:33:36,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 55 proven. 244 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-05 23:33:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 68 states and 133 transitions. [2024-12-05 23:33:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-12-05 23:33:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-05 23:33:38,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:38,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:38,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 23:33:38,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 57 proven. 256 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-12-05 23:33:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 69 states and 137 transitions. [2024-12-05 23:33:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2024-12-05 23:33:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-05 23:33:39,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:39,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 167 proven. 7 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2024-12-05 23:33:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 70 states and 138 transitions. [2024-12-05 23:33:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2024-12-05 23:33:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-05 23:33:40,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:40,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:40,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-05 23:33:40,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 61 proven. 291 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-05 23:33:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 112 states and 224 transitions. [2024-12-05 23:33:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 224 transitions. [2024-12-05 23:33:45,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-05 23:33:45,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:45,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:45,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 23:33:45,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:47,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 63 proven. 304 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-12-05 23:33:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 113 states and 228 transitions. [2024-12-05 23:33:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 228 transitions. [2024-12-05 23:33:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-05 23:33:48,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:48,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 185 proven. 7 refuted. 0 times theorem prover too weak. 2206 trivial. 0 not checked. [2024-12-05 23:33:49,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:49,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 114 states and 229 transitions. [2024-12-05 23:33:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2024-12-05 23:33:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-05 23:33:49,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:49,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2554 backedges. 90 proven. 220 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-05 23:33:52,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 54 states and 98 transitions. [2024-12-05 23:33:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2024-12-05 23:33:52,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:33:52,784 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2024-12-05 23:33:52,793 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (or (and (not (and (= 9 |ULTIMATE.start_main_~s~0#1|) (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~s~0#1| 121) (= |ULTIMATE.start_main_~a~0#1| 10))) (not (and (= |ULTIMATE.start_main_~s~0#1| 36) (= 5 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 8) (= 81 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 25) (= |ULTIMATE.start_main_~a~0#1| 4))) (not (and (= 16 |ULTIMATE.start_main_~s~0#1|) (= 3 |ULTIMATE.start_main_~a~0#1|))) (not (and (= 7 |ULTIMATE.start_main_~a~0#1|) (= 64 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) (not (and (= 49 |ULTIMATE.start_main_~s~0#1|) (= 6 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 100) (= 9 |ULTIMATE.start_main_~a~0#1|)))) (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))) [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-12-05 23:33:53,753 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-12-05 23:33:53,754 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-12-05 23:33:53,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:33:53 ImpRootNode [2024-12-05 23:33:53,770 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:33:53,770 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:33:53,770 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:33:53,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:33:53,771 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:33:16" (3/4) ... [2024-12-05 23:33:53,773 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:33:53,776 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 23:33:53,779 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-05 23:33:53,779 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 23:33:53,780 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:33:53,780 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:33:53,850 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:33:53,851 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:33:53,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:33:53,851 INFO L158 Benchmark]: Toolchain (without parser) took 37393.71ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 93.1MB in the beginning and 217.8MB in the end (delta: -124.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-12-05 23:33:53,852 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:53,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.36ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.0MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:33:53,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.60ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:53,852 INFO L158 Benchmark]: Boogie Preprocessor took 16.83ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 80.0MB in the end (delta: 573.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:53,853 INFO L158 Benchmark]: RCFGBuilder took 236.13ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 68.2MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:33:53,853 INFO L158 Benchmark]: CodeCheck took 36827.68ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 68.2MB in the beginning and 223.1MB in the end (delta: -154.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-12-05 23:33:53,853 INFO L158 Benchmark]: Witness Printer took 80.23ms. Allocated memory is still 285.2MB. Free memory was 223.1MB in the beginning and 217.8MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:53,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.8s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1282 SdHoareTripleChecker+Valid, 33.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 306 mSDsluCounter, 1081 SdHoareTripleChecker+Invalid, 29.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 214 mSDsCounter, 8877 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17621 IncrementalHoareTripleChecker+Invalid, 26498 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8877 mSolverCounterUnsat, 867 mSDtfsCounter, 17621 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20197 GetRequests, 19196 SyntacticMatches, 663 SemanticMatches, 338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88398 ImplicationChecksByTransitivity, 26.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 3457 NumberOfCodeBlocks, 3457 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 3418 ConstructedInterpolants, 0 QuantifiedInterpolants, 9347 SizeOfPredicates, 43 NumberOfNonLiveVariables, 4895 ConjunctsInSsa, 866 ConjunctsInUnsatCore, 39 InterpolantComputations, 3 PerfectInterpolantSequences, 27554/30290 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: !(((s != 1) && (t == 1)) && (a == 0)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.36ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.0MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.60ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.83ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 80.0MB in the end (delta: 573.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 236.13ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 68.2MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 36827.68ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 68.2MB in the beginning and 223.1MB in the end (delta: -154.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 80.23ms. Allocated memory is still 285.2MB. Free memory was 223.1MB in the beginning and 217.8MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:33:53,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a422879b-9c20-459b-9b37-152d4eb2049c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE