./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/shared_mem1.i --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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/shared_mem1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/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 47cb7cab177485da5df0f1af4a3f61fd7eb970990493dd3ac764f888774cbf0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:11:01,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:11:01,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:11:01,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:11:01,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:11:01,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:11:01,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:11:01,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:11:01,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:11:01,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:11:01,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:11:01,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:11:01,406 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:11:01,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:11:01,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:11:01,407 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:11:01,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:11:01,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:11:01,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:11:01,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:11:01,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:11:01,408 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:11:01,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:11:01,408 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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/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 -> 47cb7cab177485da5df0f1af4a3f61fd7eb970990493dd3ac764f888774cbf0f [2024-12-06 00:11:01,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:11:01,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:11:01,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:11:01,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:11:01,645 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:11:01,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/heap-data/shared_mem1.i [2024-12-06 00:11:04,279 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/data/3cc8a57cd/9f0c7913570242649201536e136edb8c/FLAG65c981bc1 [2024-12-06 00:11:04,521 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:11:04,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/sv-benchmarks/c/heap-data/shared_mem1.i [2024-12-06 00:11:04,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/data/3cc8a57cd/9f0c7913570242649201536e136edb8c/FLAG65c981bc1 [2024-12-06 00:11:04,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/data/3cc8a57cd/9f0c7913570242649201536e136edb8c [2024-12-06 00:11:04,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:11:04,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:11:04,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:11:04,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:11:04,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:11:04,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:11:04" (1/1) ... [2024-12-06 00:11:04,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec8c45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:04, skipping insertion in model container [2024-12-06 00:11:04,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:11:04" (1/1) ... [2024-12-06 00:11:04,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:11:05,095 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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/sv-benchmarks/c/heap-data/shared_mem1.i[23879,23892] [2024-12-06 00:11:05,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:11:05,105 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:11:05,140 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_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/sv-benchmarks/c/heap-data/shared_mem1.i[23879,23892] [2024-12-06 00:11:05,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:11:05,160 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:11:05,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05 WrapperNode [2024-12-06 00:11:05,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:11:05,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:11:05,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:11:05,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:11:05,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,190 INFO L138 Inliner]: procedures = 121, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-12-06 00:11:05,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:11:05,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:11:05,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:11:05,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:11:05,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,205 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:11:05,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:11:05,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:11:05,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:11:05,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:11:05,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:11:05,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:11:05,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f8094-42c3-4598-8ffb-cc8c3336ed02/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:11:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:11:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:11:05,347 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:11:05,349 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:11:05,498 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 00:11:05,498 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:11:05,574 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:11:05,574 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:11:05,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:11:05 BoogieIcfgContainer [2024-12-06 00:11:05,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:11:05,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:11:05,575 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:11:05,583 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:11:05,583 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:11:05" (1/1) ... [2024-12-06 00:11:05,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:11:05,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:05,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-12-06 00:11:05,627 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-12-06 00:11:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:11:05,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:05,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:05,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-12-06 00:11:05,832 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-12-06 00:11:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:11:05,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:05,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-12-06 00:11:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-12-06 00:11:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:11:06,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:06,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 00:11:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 00:11:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:11:07,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:07,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2024-12-06 00:11:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2024-12-06 00:11:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:11:09,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:09,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:13,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 23 states and 47 transitions. [2024-12-06 00:11:13,872 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 47 transitions. [2024-12-06 00:11:13,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:11:13,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:13,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:16,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 27 states and 62 transitions. [2024-12-06 00:11:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 62 transitions. [2024-12-06 00:11:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:11:16,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:16,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 24 states and 56 transitions. [2024-12-06 00:11:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 56 transitions. [2024-12-06 00:11:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:11:19,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:19,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:27,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 29 states and 75 transitions. [2024-12-06 00:11:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 75 transitions. [2024-12-06 00:11:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:11:27,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:27,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2024-12-06 00:11:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2024-12-06 00:11:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:11:32,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:32,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:35,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:35,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 36 states and 105 transitions. [2024-12-06 00:11:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 105 transitions. [2024-12-06 00:11:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:11:35,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:35,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:39,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 43 states and 138 transitions. [2024-12-06 00:11:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 138 transitions. [2024-12-06 00:11:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:11:44,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:44,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 48 states and 168 transitions. [2024-12-06 00:11:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 168 transitions. [2024-12-06 00:11:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:11:53,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:53,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:11:56,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 49 states and 174 transitions. [2024-12-06 00:11:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 174 transitions. [2024-12-06 00:11:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:11:56,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:56,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:12:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:12:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:12:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 55 states and 219 transitions. [2024-12-06 00:12:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 219 transitions. [2024-12-06 00:12:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:12:07,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:12:07,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:12:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:12:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:12:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:12:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 60 states and 245 transitions. [2024-12-06 00:12:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 245 transitions. [2024-12-06 00:12:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:12:25,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:12:25,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:12:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:12:30,585 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:12:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:12:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 64 states and 268 transitions. [2024-12-06 00:12:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 268 transitions. [2024-12-06 00:12:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:12:34,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:12:34,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:12:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:13:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:10,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 69 states and 309 transitions. [2024-12-06 00:13:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 309 transitions. [2024-12-06 00:13:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:13:10,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:10,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:13:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:13:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 77 states and 385 transitions. [2024-12-06 00:13:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 385 transitions. [2024-12-06 00:13:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:13:40,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:40,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:13:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:13:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 80 states and 415 transitions. [2024-12-06 00:13:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 415 transitions. [2024-12-06 00:13:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:13:53,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:53,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:13:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat