./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/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_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:19:03,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:19:03,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-25 02:19:03,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:19:03,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:19:03,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:19:03,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:19:03,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:19:03,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:19:03,635 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:19:03,636 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:19:03,636 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:19:03,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:19:03,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:19:03,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:19:03,637 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_a391db5c-d785-406c-9623-60450f8b2c11/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 valid-memcleanup) ) 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 -> 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb [2024-11-25 02:19:03,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:19:03,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:19:03,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:19:03,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:19:03,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:19:03,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2024-11-25 02:19:06,950 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/data/21cc1dea7/0f7d7426ea334fc08c817bbb3a346497/FLAGe11b63da7 [2024-11-25 02:19:07,258 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:19:07,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2024-11-25 02:19:07,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/data/21cc1dea7/0f7d7426ea334fc08c817bbb3a346497/FLAGe11b63da7 [2024-11-25 02:19:07,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/data/21cc1dea7/0f7d7426ea334fc08c817bbb3a346497 [2024-11-25 02:19:07,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:19:07,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:19:07,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:19:07,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:19:07,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:19:07,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:07,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ba1aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07, skipping insertion in model container [2024-11-25 02:19:07,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:07,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:19:07,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:19:07,868 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:19:07,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:19:07,958 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:19:07,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07 WrapperNode [2024-11-25 02:19:07,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:19:07,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:19:07,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:19:07,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:19:07,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:07,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,010 INFO L138 Inliner]: procedures = 119, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 124 [2024-11-25 02:19:08,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:19:08,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:19:08,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:19:08,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:19:08,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,041 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:19:08,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:19:08,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:19:08,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:19:08,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:19:07" (1/1) ... [2024-11-25 02:19:08,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:19:08,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:19:08,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:19:08,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:19:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:19:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:19:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:19:08,233 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:19:08,235 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:19:08,447 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 02:19:08,450 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:19:08,527 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:19:08,527 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-25 02:19:08,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:19:08 BoogieIcfgContainer [2024-11-25 02:19:08,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:19:08,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:19:08,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:19:08,540 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:19:08,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:19:08" (1/1) ... [2024-11-25 02:19:08,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:19:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-25 02:19:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-25 02:19:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:19:08,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:08,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:08,801 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 02:19:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:08,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2024-11-25 02:19:08,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2024-11-25 02:19:08,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:19:08,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:08,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:09,074 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 02:19:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-25 02:19:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-25 02:19:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:19:09,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:09,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:09,474 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 02:19:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:09,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2024-11-25 02:19:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-11-25 02:19:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:19:09,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:09,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:11,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-25 02:19:11,671 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-25 02:19:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:19:11,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:11,771 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 02:19:12,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2024-11-25 02:19:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2024-11-25 02:19:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:19:12,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:12,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-25 02:19:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-25 02:19:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:19:14,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:14,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:14,443 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 02:19:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2024-11-25 02:19:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2024-11-25 02:19:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:19:14,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:14,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:19:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2024-11-25 02:19:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-11-25 02:19:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:19:16,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:16,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:17,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2024-11-25 02:19:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2024-11-25 02:19:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:19:21,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:21,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:22,315 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 02:19:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 100 transitions. [2024-11-25 02:19:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2024-11-25 02:19:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:19:26,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:26,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:27,178 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 02:19:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2024-11-25 02:19:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2024-11-25 02:19:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:19:27,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:27,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 66 states and 117 transitions. [2024-11-25 02:19:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 117 transitions. [2024-11-25 02:19:32,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 02:19:32,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:32,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:19:38,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:38,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 69 states and 128 transitions. [2024-11-25 02:19:38,157 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 128 transitions. [2024-11-25 02:19:38,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:19:38,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:38,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:41,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 83 states and 168 transitions. [2024-11-25 02:19:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 168 transitions. [2024-11-25 02:19:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:19:52,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:52,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:19:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 84 states and 180 transitions. [2024-11-25 02:19:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 180 transitions. [2024-11-25 02:19:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:19:53,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:53,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 95 states and 216 transitions. [2024-11-25 02:20:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 216 transitions. [2024-11-25 02:20:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:20:06,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:06,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:08,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 96 states and 224 transitions. [2024-11-25 02:20:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 224 transitions. [2024-11-25 02:20:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:20:09,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:09,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 02:20:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 98 states and 226 transitions. [2024-11-25 02:20:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 226 transitions. [2024-11-25 02:20:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:20:11,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 88 states and 235 transitions. [2024-11-25 02:20:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 235 transitions. [2024-11-25 02:20:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:20:32,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:32,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:41,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 94 states and 276 transitions. [2024-11-25 02:20:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 276 transitions. [2024-11-25 02:20:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:20:41,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:41,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 96 states and 281 transitions. [2024-11-25 02:20:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 281 transitions. [2024-11-25 02:20:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:20:48,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:52,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 98 states and 290 transitions. [2024-11-25 02:20:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 290 transitions. [2024-11-25 02:20:57,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:20:57,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:57,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:20:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:08,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 99 states and 299 transitions. [2024-11-25 02:21:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 299 transitions. [2024-11-25 02:21:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:21:08,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:08,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:21:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:24,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 103 states and 332 transitions. [2024-11-25 02:21:24,691 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 332 transitions. [2024-11-25 02:21:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:21:24,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:24,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:21:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:29,750 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 119 states and 405 transitions. [2024-11-25 02:21:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 405 transitions. [2024-11-25 02:21:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:21:57,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:57,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:21:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:22:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 127 states and 450 transitions. [2024-11-25 02:22:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 450 transitions. [2024-11-25 02:22:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:22:42,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:42,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:22:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:48,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:23:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:17,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 139 states and 492 transitions. [2024-11-25 02:23:17,929 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 492 transitions. [2024-11-25 02:23:17,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:23:17,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:17,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:23:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 142 states and 514 transitions. [2024-11-25 02:23:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 514 transitions. [2024-11-25 02:23:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:23:44,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:44,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:23:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 145 states and 546 transitions. [2024-11-25 02:23:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 546 transitions. [2024-11-25 02:23:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:23:51,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:51,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 157 states and 609 transitions. [2024-11-25 02:24:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 609 transitions. [2024-11-25 02:24:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:24:15,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:15,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:24:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 159 states and 615 transitions. [2024-11-25 02:24:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 615 transitions. [2024-11-25 02:24:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:24:24,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:24,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:24:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:33,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:33,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 162 states and 639 transitions. [2024-11-25 02:24:33,878 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 639 transitions. [2024-11-25 02:24:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:24:33,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:33,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:24:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:25:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:25:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 167 states and 680 transitions. [2024-11-25 02:25:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 680 transitions. [2024-11-25 02:25:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:25:02,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:25:02,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:25:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:03,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:25:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:25:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 169 states and 688 transitions. [2024-11-25 02:25:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 688 transitions. [2024-11-25 02:25:08,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:25:08,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:25:08,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:25:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:25:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:25:14,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 171 states and 692 transitions. [2024-11-25 02:25:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 692 transitions. [2024-11-25 02:25:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:25:14,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:25:14,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:25:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:26:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:26:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 179 states and 724 transitions. [2024-11-25 02:26:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 724 transitions. [2024-11-25 02:26:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:26:08,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:26:08,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:26:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:26:09,064 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:26:14,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:26:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 181 states and 738 transitions. [2024-11-25 02:26:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 738 transitions. [2024-11-25 02:26:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:26:14,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:26:14,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:26:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:26:27,172 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:26:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:26:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 187 states and 799 transitions. [2024-11-25 02:26:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 799 transitions. [2024-11-25 02:26:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:26:55,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:26:55,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:26:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:27:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:27:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 191 states and 811 transitions. [2024-11-25 02:27:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 811 transitions. [2024-11-25 02:27:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:27:32,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:27:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:27:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:27:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:27:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 194 states and 831 transitions. [2024-11-25 02:27:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 831 transitions. [2024-11-25 02:27:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:27:59,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:27:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:27:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:28:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 206 states and 858 transitions. [2024-11-25 02:28:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 858 transitions. [2024-11-25 02:28:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:28:42,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:42,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:28:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:28:42,208 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:28:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:28:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:28:42,469 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:28:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:28:42,549 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 42 iterations. [2024-11-25 02:28:42,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:28:42 ImpRootNode [2024-11-25 02:28:42,583 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:28:42,583 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:28:42,584 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:28:42,584 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:28:42,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:19:08" (3/4) ... [2024-11-25 02:28:42,585 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 02:28:42,631 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 17. [2024-11-25 02:28:42,687 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:28:42,688 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:28:42,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:28:42,689 INFO L158 Benchmark]: Toolchain (without parser) took 575157.38ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 91.2MB in the beginning and 735.0MB in the end (delta: -643.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-25 02:28:42,689 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:28:42,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.74ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 73.8MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:28:42,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.13ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:28:42,690 INFO L158 Benchmark]: Boogie Preprocessor took 49.76ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:28:42,690 INFO L158 Benchmark]: RCFGBuilder took 465.87ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 50.1MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:28:42,691 INFO L158 Benchmark]: CodeCheck took 574054.83ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 50.1MB in the beginning and 743.3MB in the end (delta: -693.2MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-25 02:28:42,691 INFO L158 Benchmark]: Witness Printer took 104.46ms. Allocated memory is still 2.0GB. Free memory was 743.3MB in the beginning and 735.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:28:42,693 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 37 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 574.0s, OverallIterations: 42, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13108 SdHoareTripleChecker+Valid, 158.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10607 mSDsluCounter, 10546 SdHoareTripleChecker+Invalid, 147.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9692 mSDsCounter, 6610 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44762 IncrementalHoareTripleChecker+Invalid, 51372 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6610 mSolverCounterUnsat, 854 mSDtfsCounter, 44762 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10887 GetRequests, 9344 SyntacticMatches, 363 SemanticMatches, 1180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744970 ImplicationChecksByTransitivity, 534.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 137.9s InterpolantComputationTime, 793 NumberOfCodeBlocks, 793 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 730 ConstructedInterpolants, 0 QuantifiedInterpolants, 31880 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 7 PerfectInterpolantSequences, 19/257 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 993]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1005] SLL* null = malloc(sizeof(SLL)); [L1006] null->colour = BLACK [L1007] null->next = ((void*)0) [L1009] SLL* list = malloc(sizeof(SLL)); [L1010] list->next = null [L1011] list->colour = BLACK [L1013] SLL* end = list; VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1016] COND TRUE __VERIFIER_nondet_int() [L1019] end->next = malloc(sizeof(SLL)) [L1020] EXPR end->next [L1020] end = end->next [L1021] end->next = null [L1023] COND FALSE !(__VERIFIER_nondet_int()) [L1029] end->colour = RED [L1030] end->next = malloc(sizeof(SLL)) [L1031] EXPR end->next [L1031] end = end->next [L1032] end->next = null [L1033] end->colour = BLACK VAL [end={-3:0}, list={-1:0}, null={26612:0}] [L1016] COND FALSE !(__VERIFIER_nondet_int()) [L1037] end = null [L1038] end = list VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1041] COND FALSE !(!(null != end)) VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1041] COND FALSE !(0) VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1042] EXPR end->colour VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1042] COND FALSE !(!(BLACK == end->colour)) [L1042] COND FALSE !(0) VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1044] COND TRUE null != end [L1046] EXPR end->colour VAL [end={-1:0}, list={-1:0}, null={26612:0}] [L1046] COND FALSE !(RED == end->colour) [L1053] EXPR end->next [L1053] end = end->next [L1044] COND TRUE null != end [L1046] EXPR end->colour VAL [end={-2:0}, list={-1:0}, null={26612:0}] [L1046] COND TRUE RED == end->colour [L1048] EXPR end->next [L1048] end = end->next [L1049] COND FALSE !(!(null != end)) VAL [end={-3:0}, list={-1:0}, null={26612:0}] [L1049] COND FALSE !(0) VAL [end={-3:0}, list={-1:0}, null={26612:0}] [L1050] EXPR end->colour VAL [end={-3:0}, list={-1:0}, null={26612:0}] [L1050] COND TRUE !(BLACK != end->colour) [L1050] CALL reach_error() [L993] COND FALSE !(0) [L993] __assert_fail ("0", "sll-rb-sentinel-2.c", 13, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.74ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 73.8MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.13ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.76ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 465.87ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 50.1MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 574054.83ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 50.1MB in the beginning and 743.3MB in the end (delta: -693.2MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 104.46ms. Allocated memory is still 2.0GB. Free memory was 743.3MB in the beginning and 735.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 02:28:42,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a391db5c-d785-406c-9623-60450f8b2c11/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)