./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/bresenham-ll.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_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/bresenham-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68505a1040934ea3cdccf61a3fb1a3debf8c6c64330c175637d96b2737c92d5f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:11:03,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:11:03,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:11:03,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:11:03,791 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:11:03,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:11:03,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:11:03,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:11:03,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:11:03,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:11:03,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:11:03,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:11:03,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:11:03,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:11:03,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:11:03,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:11:03,823 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:11:03,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:11:03,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:11:03,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:11:03,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:11:03,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:11:03,824 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:11:03,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:11:03,824 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_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68505a1040934ea3cdccf61a3fb1a3debf8c6c64330c175637d96b2737c92d5f [2024-11-25 05:11:04,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:11:04,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:11:04,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:11:04,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:11:04,179 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:11:04,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench/bresenham-ll.c [2024-11-25 05:11:07,488 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/data/38c1e5854/65af552d12a845b6a209a2e79945f835/FLAG24de15813 [2024-11-25 05:11:07,857 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:11:07,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/sv-benchmarks/c/nla-digbench/bresenham-ll.c [2024-11-25 05:11:07,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/data/38c1e5854/65af552d12a845b6a209a2e79945f835/FLAG24de15813 [2024-11-25 05:11:07,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/data/38c1e5854/65af552d12a845b6a209a2e79945f835 [2024-11-25 05:11:07,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:11:07,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:11:07,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:11:07,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:11:07,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:11:07,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:11:07" (1/1) ... [2024-11-25 05:11:07,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376f98c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:07, skipping insertion in model container [2024-11-25 05:11:07,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:11:07" (1/1) ... [2024-11-25 05:11:07,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:11:08,222 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_144aec5f-a6ff-4a89-a93d-021bc8449a51/sv-benchmarks/c/nla-digbench/bresenham-ll.c[597,610] [2024-11-25 05:11:08,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:11:08,275 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:11:08,289 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_144aec5f-a6ff-4a89-a93d-021bc8449a51/sv-benchmarks/c/nla-digbench/bresenham-ll.c[597,610] [2024-11-25 05:11:08,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:11:08,330 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:11:08,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08 WrapperNode [2024-11-25 05:11:08,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:11:08,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:11:08,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:11:08,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:11:08,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,380 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2024-11-25 05:11:08,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:11:08,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:11:08,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:11:08,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:11:08,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,402 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,419 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:11:08,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:11:08,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:11:08,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:11:08,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:11:08,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:11:08,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:11:08,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_144aec5f-a6ff-4a89-a93d-021bc8449a51/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:11:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:11:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:11:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:11:08,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:11:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:11:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:11:08,610 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:11:08,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:11:08,834 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 05:11:08,834 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:11:08,922 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:11:08,922 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 05:11:08,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:11:08 BoogieIcfgContainer [2024-11-25 05:11:08,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:11:08,926 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:11:08,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:11:08,948 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:11:08,948 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:11:08" (1/1) ... [2024-11-25 05:11:08,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:11:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-11-25 05:11:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-11-25 05:11:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 05:11:09,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:09,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:09,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 05:11:09,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:11:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-25 05:11:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-25 05:11:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:11:09,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:09,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:09,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 05:11:09,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:10,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:11:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2024-11-25 05:11:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2024-11-25 05:11:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:11:11,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:11,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:11,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 05:11:11,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:11:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-11-25 05:11:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-11-25 05:11:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:11:11,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:11,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:11,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 05:11:11,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 05:11:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2024-11-25 05:11:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2024-11-25 05:11:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:11:15,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:15,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:15,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 05:11:15,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 05:11:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2024-11-25 05:11:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2024-11-25 05:11:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:11:16,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:16,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:16,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:11:16,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:11:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 59 transitions. [2024-11-25 05:11:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2024-11-25 05:11:18,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 05:11:18,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:18,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 05:11:18,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 05:11:23,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:23,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 36 states and 75 transitions. [2024-11-25 05:11:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 75 transitions. [2024-11-25 05:11:23,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 05:11:23,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:23,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:23,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-25 05:11:23,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 05:11:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 39 states and 79 transitions. [2024-11-25 05:11:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 79 transitions. [2024-11-25 05:11:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 05:11:28,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:28,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:28,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 05:11:28,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 05:11:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 40 states and 81 transitions. [2024-11-25 05:11:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 81 transitions. [2024-11-25 05:11:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:11:30,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:30,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:30,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:11:30,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:11:40,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 44 states and 97 transitions. [2024-11-25 05:11:40,984 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 97 transitions. [2024-11-25 05:11:40,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:11:40,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:40,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:41,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 05:11:41,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 05:11:44,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:44,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 44 states and 93 transitions. [2024-11-25 05:11:44,980 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-25 05:11:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:11:44,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:44,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:45,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-25 05:11:45,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 05:11:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:11:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 46 states and 97 transitions. [2024-11-25 05:11:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2024-11-25 05:11:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 05:11:49,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:11:49,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:11:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:11:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:11:49,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-25 05:11:49,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:11:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 14 proven. 54 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-25 05:12:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 52 states and 125 transitions. [2024-11-25 05:12:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 125 transitions. [2024-11-25 05:12:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 05:12:02,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:02,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:12:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:12:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:02,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-25 05:12:02,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 20 proven. 38 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-25 05:12:13,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:13,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 54 states and 124 transitions. [2024-11-25 05:12:13,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 124 transitions. [2024-11-25 05:12:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 05:12:13,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:13,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:12:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:12:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:14,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-25 05:12:14,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-25 05:12:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 58 states and 144 transitions. [2024-11-25 05:12:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 144 transitions. [2024-11-25 05:12:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 05:12:32,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:32,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:12:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:12:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:32,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-25 05:12:32,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:39,573 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 05:12:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 61 states and 147 transitions. [2024-11-25 05:12:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 147 transitions. [2024-11-25 05:12:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 05:12:50,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:50,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:12:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:12:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:50,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-25 05:12:50,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:12:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 25 proven. 56 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 05:12:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:12:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 62 states and 149 transitions. [2024-11-25 05:12:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 149 transitions. [2024-11-25 05:12:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 05:12:56,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:12:56,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:12:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:12:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:12:56,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-25 05:12:56,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:13:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 14 proven. 77 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 05:13:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 66 states and 169 transitions. [2024-11-25 05:13:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 169 transitions. [2024-11-25 05:13:18,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 05:13:18,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:18,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:13:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:13:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:13:18,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-25 05:13:18,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:13:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 30 proven. 77 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-25 05:13:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:36,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 68 states and 166 transitions. [2024-11-25 05:13:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 166 transitions. [2024-11-25 05:13:36,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 05:13:36,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:36,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:13:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:13:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:13:36,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-25 05:13:36,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:13:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 16 proven. 100 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-25 05:14:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:14:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 72 states and 188 transitions. [2024-11-25 05:14:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 188 transitions. [2024-11-25 05:14:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 05:14:08,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:14:08,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:14:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:14:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:14:08,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-25 05:14:08,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:14:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 47 proven. 98 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-25 05:14:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:14:31,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 75 states and 189 transitions. [2024-11-25 05:14:31,295 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 189 transitions. [2024-11-25 05:14:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 05:14:31,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:14:31,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:14:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:14:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:14:31,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-25 05:14:31,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:14:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 42 proven. 106 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-25 05:14:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:14:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 76 states and 191 transitions. [2024-11-25 05:14:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 191 transitions. [2024-11-25 05:14:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 05:14:42,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:14:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:14:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:14:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:14:43,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-25 05:14:43,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:14:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 35 proven. 133 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-25 05:15:16,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 80 states and 213 transitions. [2024-11-25 05:15:16,757 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 213 transitions. [2024-11-25 05:15:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 05:15:16,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:16,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:15:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:15:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:17,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-11-25 05:15:17,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:15:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 52 proven. 134 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 05:15:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 82 states and 208 transitions. [2024-11-25 05:15:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 208 transitions. [2024-11-25 05:15:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 05:15:49,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:49,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:15:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:15:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:50,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-25 05:15:50,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:16:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 53 proven. 185 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-25 05:16:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:16:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 86 states and 232 transitions. [2024-11-25 05:16:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 232 transitions. [2024-11-25 05:16:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 05:16:54,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:16:54,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:16:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:16:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:16:55,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-25 05:16:55,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:17:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 67 proven. 160 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-25 05:17:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:17:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 88 states and 226 transitions. [2024-11-25 05:17:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 226 transitions. [2024-11-25 05:17:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 05:17:37,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:17:37,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:17:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:17:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:38,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-25 05:17:38,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:18:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 36 proven. 203 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-25 05:18:57,712 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 557 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:18:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:18:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 92 states and 251 transitions. [2024-11-25 05:18:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 251 transitions. [2024-11-25 05:18:58,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 05:18:58,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:18:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:18:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:18:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:18:59,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-25 05:18:59,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:19:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 41 proven. 222 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-25 05:19:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 92 states and 240 transitions. [2024-11-25 05:19:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 240 transitions. [2024-11-25 05:19:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 05:19:36,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:19:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:36,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-25 05:19:36,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:20:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 91 proven. 168 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-25 05:20:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 96 states and 251 transitions. [2024-11-25 05:20:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 251 transitions. [2024-11-25 05:20:32,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 05:20:32,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:32,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:20:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:33,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-25 05:20:33,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:21:09,352 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 26 proven. 253 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-11-25 05:21:41,241 WARN L286 SmtUtils]: Spent 6.01s on a formula simplification that was a NOOP. DAG size: 643 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:21:50,668 WARN L286 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 644 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:22:08,081 WARN L286 SmtUtils]: Spent 7.79s on a formula simplification that was a NOOP. DAG size: 652 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:22:21,928 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 653 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:22:23,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:23,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 100 states and 276 transitions. [2024-11-25 05:22:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 276 transitions. [2024-11-25 05:22:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 05:22:23,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:23,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:22:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:24,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-11-25 05:22:24,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:22:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 77 proven. 241 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-25 05:23:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:23:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 102 states and 268 transitions. [2024-11-25 05:23:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 268 transitions. [2024-11-25 05:23:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 05:23:35,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:23:35,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:23:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:23:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:23:37,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-25 05:23:37,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 36 proven. 316 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-11-25 05:24:37,364 WARN L286 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 604 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:24:47,826 WARN L286 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 605 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:25:00,802 WARN L286 SmtUtils]: Spent 7.85s on a formula simplification that was a NOOP. DAG size: 701 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:25:13,983 WARN L286 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 702 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:25:34,513 WARN L286 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 711 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)