./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi --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 3fd48462b17ddbaf278fc488df1a3ae435e9f6d18bb30b30a9517aad37d6aece --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:06,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:06,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:06,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:06,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:06,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:06,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:06,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:06,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:06,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:06,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:06,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:06,448 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:06,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:06,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:06,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:06,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:06,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:06,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:06,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:06,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:06,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:06,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:06,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:06,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:06,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:06,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:06,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:06,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:06,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:06,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:06,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:06,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:06,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fd48462b17ddbaf278fc488df1a3ae435e9f6d18bb30b30a9517aad37d6aece [2023-11-24 22:58:06,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:06,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:06,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:06,811 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:06,812 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:06,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2023-11-24 22:58:10,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:10,420 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:10,421 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2023-11-24 22:58:10,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/data/54bd709c4/1674d6b89e9b419f923ea89dd41b44fe/FLAG50e19ce59 [2023-11-24 22:58:10,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/data/54bd709c4/1674d6b89e9b419f923ea89dd41b44fe [2023-11-24 22:58:10,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:10,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:10,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:10,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:10,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:10,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:10" (1/1) ... [2023-11-24 22:58:10,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6ec85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:10, skipping insertion in model container [2023-11-24 22:58:10,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:10" (1/1) ... [2023-11-24 22:58:10,534 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:10,810 WARN L240 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_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[6778,6791] [2023-11-24 22:58:10,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:10,883 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:10,943 WARN L240 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_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[6778,6791] [2023-11-24 22:58:11,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:11,046 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:11,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11 WrapperNode [2023-11-24 22:58:11,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:11,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:11,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:11,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:11,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,126 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 570 [2023-11-24 22:58:11,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:11,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:11,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:11,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:11,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:11,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:11,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:11,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:11,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:11" (1/1) ... [2023-11-24 22:58:11,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:11,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:11,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:11,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8db42e5-d3ce-4bef-96b9-55a33d0db35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:11,583 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:11,585 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:12,294 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:12,481 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:12,482 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:58:12,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:12 BoogieIcfgContainer [2023-11-24 22:58:12,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:12,486 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:12,486 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:12,502 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:12,502 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:12,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:12,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2023-11-24 22:58:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2023-11-24 22:58:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:58:12,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:12,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 89 states and 150 transitions. [2023-11-24 22:58:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 150 transitions. [2023-11-24 22:58:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:58:13,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 92 states and 155 transitions. [2023-11-24 22:58:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 155 transitions. [2023-11-24 22:58:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:58:14,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2023-11-24 22:58:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2023-11-24 22:58:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:58:14,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:15,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2023-11-24 22:58:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2023-11-24 22:58:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:58:16,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:16,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:16,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 89 states and 148 transitions. [2023-11-24 22:58:16,381 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 148 transitions. [2023-11-24 22:58:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:58:16,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:16,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:18,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2023-11-24 22:58:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2023-11-24 22:58:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:58:18,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:02,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 148 transitions. [2023-11-24 22:59:02,818 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 148 transitions. [2023-11-24 22:59:02,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:02,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2023-11-24 22:59:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2023-11-24 22:59:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:03,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat