./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.03-no-inv_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.03-no-inv_assume-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk --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 64bit --witnessprinter.graph.data.programhash b72fdbcf4106a2c9e0e7bb38e5b48a5a42fbfd030e4e4dc43ee6290ba06c6869 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:37:05,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:37:05,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 22:37:05,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:37:05,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:37:05,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:37:05,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:37:05,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:37:05,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:37:05,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:37:05,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:37:05,581 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:37:05,582 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:37:05,582 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:37:05,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:37:05,583 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:37:05,583 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:37:05,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:37:05,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:37:05,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:37:05,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:37:05,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:37:05,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:05,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:37:05,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:37:05,595 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:37:05,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:37:05,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b72fdbcf4106a2c9e0e7bb38e5b48a5a42fbfd030e4e4dc43ee6290ba06c6869 [2024-11-08 22:37:06,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:37:06,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:37:06,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:37:06,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:37:06,084 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:37:06,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-memory-alloca/b.03-no-inv_assume-alloca.i Unable to find full path for "g++" [2024-11-08 22:37:08,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:37:08,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:37:08,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/sv-benchmarks/c/termination-memory-alloca/b.03-no-inv_assume-alloca.i [2024-11-08 22:37:08,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/data/5dd607692/538ddf435f6146ae99f187c8427a1983/FLAG72e059a48 [2024-11-08 22:37:08,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/data/5dd607692/538ddf435f6146ae99f187c8427a1983 [2024-11-08 22:37:08,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:37:08,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:37:08,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:08,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:37:08,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:37:08,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:08" (1/1) ... [2024-11-08 22:37:08,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e4296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:08, skipping insertion in model container [2024-11-08 22:37:08,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:08" (1/1) ... [2024-11-08 22:37:08,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:37:09,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:09,342 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:37:09,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:09,483 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:37:09,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09 WrapperNode [2024-11-08 22:37:09,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:09,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:09,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:37:09,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:37:09,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,537 INFO L138 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-11-08 22:37:09,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:09,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:37:09,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:37:09,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:37:09,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:37:09,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:37:09,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:37:09,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:37:09,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:09" (1/1) ... [2024-11-08 22:37:09,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:09,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:37:09,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:37:09,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:37:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:37:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:37:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:37:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:37:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:37:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:37:09,819 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:37:09,822 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:10,151 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:10,151 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:10,208 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:10,208 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:37:10,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:10 BoogieIcfgContainer [2024-11-08 22:37:10,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:10,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:10,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:10,229 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:10,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:10" (1/1) ... [2024-11-08 22:37:10,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:10,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2024-11-08 22:37:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2024-11-08 22:37:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:37:10,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:10,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2024-11-08 22:37:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2024-11-08 22:37:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:37:10,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:10,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:11,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:11,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2024-11-08 22:37:11,018 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2024-11-08 22:37:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:37:11,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:11,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2024-11-08 22:37:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2024-11-08 22:37:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:37:11,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:11,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:11,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2024-11-08 22:37:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2024-11-08 22:37:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:37:11,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:11,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:11,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2024-11-08 22:37:11,810 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2024-11-08 22:37:11,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:37:11,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:11,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:11,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2024-11-08 22:37:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-11-08 22:37:12,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:12,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:12,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2024-11-08 22:37:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2024-11-08 22:37:12,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:12,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2024-11-08 22:37:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2024-11-08 22:37:12,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:12,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:12,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2024-11-08 22:37:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2024-11-08 22:37:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:12,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2024-11-08 22:37:12,906 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-11-08 22:37:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:37:12,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:12,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2024-11-08 22:37:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2024-11-08 22:37:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:37:12,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:12,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:13,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:13,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2024-11-08 22:37:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2024-11-08 22:37:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:37:13,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:13,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2024-11-08 22:37:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2024-11-08 22:37:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:37:13,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:13,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2024-11-08 22:37:13,981 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2024-11-08 22:37:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:37:13,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:13,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-11-08 22:37:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-11-08 22:37:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:14,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2024-11-08 22:37:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2024-11-08 22:37:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:14,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2024-11-08 22:37:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2024-11-08 22:37:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:14,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-11-08 22:37:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-08 22:37:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:14,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-08 22:37:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-08 22:37:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:14,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2024-11-08 22:37:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2024-11-08 22:37:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:37:14,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2024-11-08 22:37:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2024-11-08 22:37:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:37:14,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:14,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2024-11-08 22:37:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2024-11-08 22:37:15,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:37:15,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2024-11-08 22:37:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2024-11-08 22:37:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:37:15,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2024-11-08 22:37:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2024-11-08 22:37:15,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:37:15,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2024-11-08 22:37:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2024-11-08 22:37:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:37:15,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2024-11-08 22:37:16,291 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2024-11-08 22:37:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:37:16,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2024-11-08 22:37:16,527 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2024-11-08 22:37:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:37:16,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2024-11-08 22:37:16,622 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2024-11-08 22:37:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:37:16,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2024-11-08 22:37:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2024-11-08 22:37:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:37:16,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:37:16,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-11-08 22:37:16,880 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-11-08 22:37:16,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:37:16,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:37:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2024-11-08 22:37:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-11-08 22:37:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:37:18,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:18,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:37:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-08 22:37:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-08 22:37:19,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:37:19,533 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 33 iterations. [2024-11-08 22:37:19,546 INFO L729 CodeCheckObserver]: All specifications hold 25 specifications checked. All of them hold [2024-11-08 22:37:20,058 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,059 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr19REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr23REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,061 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,061 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,061 INFO L77 FloydHoareUtils]: At program point L556-1(line 556) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,062 INFO L77 FloydHoareUtils]: At program point L556-3(line 556) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,062 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 561 563) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 22:37:20,062 INFO L77 FloydHoareUtils]: At program point L552(line 552) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,063 INFO L77 FloydHoareUtils]: At program point L556-4(line 556) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,063 INFO L77 FloydHoareUtils]: At program point L556-5(line 556) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,064 INFO L77 FloydHoareUtils]: At program point L556-8(lines 556 558) the Hoare annotation is: (let ((.cse0 (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse1 (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|))) (.cse2 (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0)) (.cse3 (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1)) (.cse4 (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|)))) (or (and (not |ULTIMATE.start_test_fun_#t~short10#1|) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) .cse0 .cse1 (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) .cse2 (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) .cse3 .cse4))) [2024-11-08 22:37:20,064 INFO L77 FloydHoareUtils]: At program point L556-10(lines 556 558) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,065 INFO L77 FloydHoareUtils]: At program point L556-11(lines 556 558) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,065 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,065 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr20REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,066 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,066 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,066 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,067 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,067 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK(lines 561 563) no Hoare annotation was computed. [2024-11-08 22:37:20,067 INFO L77 FloydHoareUtils]: At program point L557(line 557) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,068 INFO L77 FloydHoareUtils]: At program point L557-1(line 557) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,068 INFO L77 FloydHoareUtils]: At program point L557-2(line 557) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,069 INFO L77 FloydHoareUtils]: At program point L553(lines 553 555) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,069 INFO L77 FloydHoareUtils]: At program point test_fun_returnLabel#1(lines 547 560) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 22:37:20,069 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:37:20,070 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr21REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,070 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,070 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,071 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,071 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,071 INFO L77 FloydHoareUtils]: At program point L554(line 554) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,071 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:37:20,072 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr22REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,072 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr18REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,072 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,072 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,073 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,073 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:37:20,073 INFO L77 FloydHoareUtils]: At program point L551(line 551) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 4) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,073 INFO L77 FloydHoareUtils]: At program point L551-1(line 551) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_test_fun_~x_ref~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_test_fun_#t~malloc3#1.base| 0) |ULTIMATE.start_test_fun_#t~malloc2#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_test_fun_#t~malloc3#1.base| |ULTIMATE.start_test_fun_#t~malloc2#1.base|)) (= |ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0) (= |ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~x_ref~0#1.base|)) (= (select |#valid| |ULTIMATE.start_test_fun_~y_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_test_fun_~y_ref~0#1.base|))) [2024-11-08 22:37:20,086 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:37:20,087 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:37:20,089 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:37:20,090 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:37:20,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:37:20 ImpRootNode [2024-11-08 22:37:20,092 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:37:20,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:37:20,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:37:20,094 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:37:20,094 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:10" (3/4) ... [2024-11-08 22:37:20,098 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:37:20,110 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-08 22:37:20,110 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:37:20,110 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:37:20,111 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:37:20,253 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:37:20,254 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:37:20,254 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:37:20,255 INFO L158 Benchmark]: Toolchain (without parser) took 11444.54ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 142.5MB in the beginning and 124.5MB in the end (delta: 18.0MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,255 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:37:20,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.76ms. Allocated memory is still 172.0MB. Free memory was 142.5MB in the beginning and 124.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.69ms. Allocated memory is still 172.0MB. Free memory was 124.0MB in the beginning and 121.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,257 INFO L158 Benchmark]: Boogie Preprocessor took 26.12ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,257 INFO L158 Benchmark]: RCFGBuilder took 647.27ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 102.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,258 INFO L158 Benchmark]: CodeCheck took 9879.40ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 102.5MB in the beginning and 128.7MB in the end (delta: -26.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,259 INFO L158 Benchmark]: Witness Printer took 161.23ms. Allocated memory is still 207.6MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:37:20,261 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, 44 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2391 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2202 mSDsluCounter, 1697 SdHoareTripleChecker+Invalid, 9.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1232 mSDsCounter, 1155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5543 IncrementalHoareTripleChecker+Invalid, 6698 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1155 mSolverCounterUnsat, 465 mSDtfsCounter, 5543 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2342 GetRequests, 2141 SyntacticMatches, 81 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6290 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 267 ConstructedInterpolants, 0 QuantifiedInterpolants, 1975 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 32 PerfectInterpolantSequences, 6/6 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 - 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: -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: -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: 561]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 25 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.76ms. Allocated memory is still 172.0MB. Free memory was 142.5MB in the beginning and 124.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.69ms. Allocated memory is still 172.0MB. Free memory was 124.0MB in the beginning and 121.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.12ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 647.27ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 102.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9879.40ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 102.5MB in the beginning and 128.7MB in the end (delta: -26.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Witness Printer took 161.23ms. Allocated memory is still 207.6MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-11-08 22:37:20,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_808be544-2c0e-4728-b0ed-7b2926dcadd0/bin/ukojak-verify-ImItNfHLgk/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