./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/n.c40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/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_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/n.c40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec147baa41deaa706a3db1972af791532e50c36ff3c23d3d92f8d6bea9417e65 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:57:01,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:57:01,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 01:57:01,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:57:01,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:57:01,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:57:01,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:57:01,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:57:01,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:57:01,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:57:01,849 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:57:01,850 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:57:01,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:01,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:57:01,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:57:01,851 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_f231857f-0743-4859-9690-6d99a4a3e4e7/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> ec147baa41deaa706a3db1972af791532e50c36ff3c23d3d92f8d6bea9417e65 [2024-12-06 01:57:02,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:57:02,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:57:02,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:57:02,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:57:02,055 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:57:02,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/n.c40.c [2024-12-06 01:57:04,641 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/data/1a7213569/eef73f24ae5b45d38a6a6dd7fc7cde6a/FLAG55ab8f4d5 [2024-12-06 01:57:04,838 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:57:04,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/sv-benchmarks/c/loops/n.c40.c [2024-12-06 01:57:04,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/data/1a7213569/eef73f24ae5b45d38a6a6dd7fc7cde6a/FLAG55ab8f4d5 [2024-12-06 01:57:05,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/data/1a7213569/eef73f24ae5b45d38a6a6dd7fc7cde6a [2024-12-06 01:57:05,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:57:05,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:57:05,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:05,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:57:05,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:57:05,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c72bdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05, skipping insertion in model container [2024-12-06 01:57:05,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:57:05,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:05,375 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:57:05,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:05,414 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:57:05,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05 WrapperNode [2024-12-06 01:57:05,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:05,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:05,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:57:05,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:57:05,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,455 INFO L138 Inliner]: procedures = 12, calls = 223, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 253 [2024-12-06 01:57:05,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:05,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:57:05,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:57:05,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:57:05,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,475 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:57:05,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:57:05,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:57:05,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:57:05,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:05,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:57:05,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:57:05,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:57:05,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 01:57:05,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:57:05,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:57:05,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:57:05,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 01:57:05,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:57:05,599 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:57:05,600 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:57:05,833 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 01:57:05,833 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:57:05,884 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:57:05,884 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:57:05,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:05 BoogieIcfgContainer [2024-12-06 01:57:05,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:57:05,885 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:57:05,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:57:05,895 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:57:05,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:05" (1/1) ... [2024-12-06 01:57:05,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:57:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:05,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-12-06 01:57:05,943 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-06 01:57:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 01:57:05,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:05,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:06,271 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 01:57:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2024-12-06 01:57:06,317 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2024-12-06 01:57:06,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 01:57:06,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:06,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:06,485 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 01:57:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2024-12-06 01:57:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-12-06 01:57:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:57:06,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:06,644 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 01:57:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2024-12-06 01:57:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-12-06 01:57:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:57:06,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:06,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:06,741 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 01:57:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-12-06 01:57:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-12-06 01:57:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:57:06,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:06,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:06,968 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 01:57:07,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 01:57:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 01:57:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:57:07,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:07,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:07,445 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 01:57:07,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-12-06 01:57:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-12-06 01:57:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:57:07,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:07,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:08,045 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 01:57:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-12-06 01:57:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-12-06 01:57:08,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:57:08,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:08,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:08,192 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 01:57:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-12-06 01:57:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-12-06 01:57:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:57:08,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:08,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:08,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:08,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-06 01:57:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-06 01:57:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:57:08,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:08,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2024-12-06 01:57:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2024-12-06 01:57:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:57:09,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:09,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:09,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2024-12-06 01:57:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2024-12-06 01:57:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:57:09,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:09,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,470 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 01:57:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2024-12-06 01:57:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2024-12-06 01:57:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:57:09,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,602 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 01:57:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2024-12-06 01:57:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2024-12-06 01:57:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:57:09,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:09,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,820 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 01:57:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2024-12-06 01:57:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2024-12-06 01:57:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:57:10,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:10,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:10,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-12-06 01:57:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-12-06 01:57:10,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:57:10,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:10,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:11,094 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 01:57:11,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:11,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 103 transitions. [2024-12-06 01:57:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2024-12-06 01:57:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:57:11,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:11,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:11,841 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 01:57:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 106 transitions. [2024-12-06 01:57:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 106 transitions. [2024-12-06 01:57:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:57:12,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:12,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:12,139 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 01:57:12,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:12,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 54 states and 114 transitions. [2024-12-06 01:57:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2024-12-06 01:57:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:57:12,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:12,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:12,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 54 states and 113 transitions. [2024-12-06 01:57:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 113 transitions. [2024-12-06 01:57:12,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:57:12,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:12,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:12,783 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 01:57:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 56 states and 120 transitions. [2024-12-06 01:57:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 120 transitions. [2024-12-06 01:57:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:57:12,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:12,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 58 states and 122 transitions. [2024-12-06 01:57:12,887 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 122 transitions. [2024-12-06 01:57:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:57:12,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:12,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:12,982 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 01:57:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 60 states and 129 transitions. [2024-12-06 01:57:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 129 transitions. [2024-12-06 01:57:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:13,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:13,177 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 01:57:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 64 states and 145 transitions. [2024-12-06 01:57:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 145 transitions. [2024-12-06 01:57:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:13,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:13,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:13,922 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 01:57:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 67 states and 150 transitions. [2024-12-06 01:57:14,381 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 150 transitions. [2024-12-06 01:57:14,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:14,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:14,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 01:57:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2024-12-06 01:57:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2024-12-06 01:57:14,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:14,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:14,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:14,575 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 01:57:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 68 states and 158 transitions. [2024-12-06 01:57:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 158 transitions. [2024-12-06 01:57:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:14,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:14,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:15,076 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 01:57:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 73 states and 175 transitions. [2024-12-06 01:57:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 175 transitions. [2024-12-06 01:57:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:16,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:16,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 01:57:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 73 states and 174 transitions. [2024-12-06 01:57:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 174 transitions. [2024-12-06 01:57:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:16,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:16,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:16,558 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 01:57:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 178 transitions. [2024-12-06 01:57:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 178 transitions. [2024-12-06 01:57:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:57:17,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:17,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:17,100 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 01:57:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 180 transitions. [2024-12-06 01:57:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 180 transitions. [2024-12-06 01:57:17,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:57:17,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:57:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 81 states and 192 transitions. [2024-12-06 01:57:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 192 transitions. [2024-12-06 01:57:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:57:18,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:57:19,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 85 states and 202 transitions. [2024-12-06 01:57:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 202 transitions. [2024-12-06 01:57:19,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:19,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:19,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:19,419 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 01:57:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 88 states and 216 transitions. [2024-12-06 01:57:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 216 transitions. [2024-12-06 01:57:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:20,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:20,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:57:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:20,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 88 states and 215 transitions. [2024-12-06 01:57:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 215 transitions. [2024-12-06 01:57:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:20,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:20,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:20,768 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 01:57:21,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 90 states and 226 transitions. [2024-12-06 01:57:21,332 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 226 transitions. [2024-12-06 01:57:21,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:21,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:21,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:21,407 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 01:57:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 91 states and 226 transitions. [2024-12-06 01:57:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 226 transitions. [2024-12-06 01:57:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:21,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:21,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:21,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:57:22,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 91 states and 225 transitions. [2024-12-06 01:57:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 225 transitions. [2024-12-06 01:57:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:57:22,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:22,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:57:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-12-06 01:57:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-12-06 01:57:23,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:57:23,049 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2024-12-06 01:57:23,057 INFO L726 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-12-06 01:57:23,096 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point L15(line 15) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 10 25) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,097 INFO L77 FloydHoareUtils]: At program point L20(lines 20 22) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 01:57:23,098 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK(lines 10 25) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point L21(line 21) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point L21-1(lines 21 22) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,098 INFO L77 FloydHoareUtils]: At program point L18(lines 10 25) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) [2024-12-06 01:57:23,098 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 01:57:23,099 INFO L77 FloydHoareUtils]: At program point L14-1(lines 14 17) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#t~mem5#1| 0) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#length| |~#y~0.base|) 100)) [2024-12-06 01:57:23,099 INFO L75 FloydHoareUtils]: For program point L14-2(lines 14 17) no Hoare annotation was computed. [2024-12-06 01:57:23,099 INFO L77 FloydHoareUtils]: At program point L14-4(lines 14 17) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select (select |#memory_int| |~#x~0.base|) 0) 0) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#valid| 4) 1) (= (select |#length| |~#y~0.base|) 100)) [2024-12-06 01:57:23,099 INFO L77 FloydHoareUtils]: At program point L14-5(lines 14 17) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#y~0.base|) 100)) [2024-12-06 01:57:23,105 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 01:57:23,106 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,108 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#y~0!offset [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,109 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#x~0!base,GLOBAL]]] [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#x~0!offset [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 01:57:23,110 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 01:57:23,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:57:23 ImpRootNode [2024-12-06 01:57:23,113 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:57:23,114 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:57:23,114 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:57:23,114 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:57:23,114 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:05" (3/4) ... [2024-12-06 01:57:23,117 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:57:23,124 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-12-06 01:57:23,124 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 01:57:23,125 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 01:57:23,125 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:57:23,125 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:57:23,198 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:57:23,199 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:57:23,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:57:23,200 INFO L158 Benchmark]: Toolchain (without parser) took 17978.91ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 93.0MB in the beginning and 102.8MB in the end (delta: -9.8MB). Peak memory consumption was 142.1MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,200 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:23,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.80ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.41ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,201 INFO L158 Benchmark]: Boogie Preprocessor took 29.18ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:23,201 INFO L158 Benchmark]: RCFGBuilder took 399.55ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 46.5MB in the end (delta: 29.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,201 INFO L158 Benchmark]: CodeCheck took 17227.90ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 46.5MB in the beginning and 111.0MB in the end (delta: -64.5MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,202 INFO L158 Benchmark]: Witness Printer took 85.28ms. Allocated memory is still 268.4MB. Free memory was 111.0MB in the beginning and 102.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:23,203 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, 25 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3766 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3422 mSDsluCounter, 3643 SdHoareTripleChecker+Invalid, 15.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3202 mSDsCounter, 1983 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10916 IncrementalHoareTripleChecker+Invalid, 12899 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1983 mSolverCounterUnsat, 441 mSDtfsCounter, 10916 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3176 GetRequests, 2807 SyntacticMatches, 101 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34335 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 2183 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 22 PerfectInterpolantSequences, 43/107 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 10]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: (i == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.80ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.41ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.18ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 399.55ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 46.5MB in the end (delta: 29.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 17227.90ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 46.5MB in the beginning and 111.0MB in the end (delta: -64.5MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Witness Printer took 85.28ms. Allocated memory is still 268.4MB. Free memory was 111.0MB in the beginning and 102.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#y~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#x~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#x~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-12-06 01:57:23,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f231857f-0743-4859-9690-6d99a4a3e4e7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE