./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/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_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/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_59a044da-4303-406f-ac24-4b12ea414d5b/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 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:50:24,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:50:25,042 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 22:50:25,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:50:25,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:50:25,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:50:25,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:50:25,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:50:25,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:50:25,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:50:25,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:50:25,085 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:50:25,086 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:50:25,086 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:50:25,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:50:25,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:50:25,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:50:25,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:50:25,090 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:50:25,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:50:25,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:50:25,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:50:25,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:25,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:50:25,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:50:25,093 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:50:25,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:50:25,093 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_59a044da-4303-406f-ac24-4b12ea414d5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 [2024-11-08 22:50:25,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:50:25,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:50:25,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:50:25,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:50:25,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:50:25,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i Unable to find full path for "g++" [2024-11-08 22:50:27,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:50:27,680 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:50:27,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i [2024-11-08 22:50:27,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/data/c9b1731ae/f44f9fe0a4544ab884495426c0ceac09/FLAGa7dbc18ae [2024-11-08 22:50:28,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/data/c9b1731ae/f44f9fe0a4544ab884495426c0ceac09 [2024-11-08 22:50:28,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:50:28,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:50:28,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:28,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:50:28,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:50:28,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67941028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28, skipping insertion in model container [2024-11-08 22:50:28,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:50:28,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:28,363 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:50:28,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:28,395 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:50:28,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28 WrapperNode [2024-11-08 22:50:28,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:28,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:28,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:50:28,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:50:28,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,425 INFO L138 Inliner]: procedures = 12, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2024-11-08 22:50:28,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:28,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:50:28,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:50:28,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:50:28,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:50:28,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:50:28,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:50:28,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:50:28,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:28,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:50:28,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:50:28,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:50:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:50:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:50:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:50:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:50:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-11-08 22:50:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-11-08 22:50:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:50:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:50:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:50:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:50:28,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:50:28,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:50:28,837 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 22:50:28,837 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:50:28,876 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:50:28,877 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:50:28,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:28 BoogieIcfgContainer [2024-11-08 22:50:28,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:50:28,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:50:28,879 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:50:28,905 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:50:28,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:28" (1/1) ... [2024-11-08 22:50:28,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:50:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:29,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2024-11-08 22:50:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2024-11-08 22:50:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:50:29,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:29,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:29,266 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 22:50:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2024-11-08 22:50:29,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2024-11-08 22:50:29,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:50:29,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:29,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:29,431 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 22:50:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-11-08 22:50:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-11-08 22:50:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:50:29,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:29,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:29,691 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 22:50:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 39 transitions. [2024-11-08 22:50:29,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2024-11-08 22:50:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:50:29,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:29,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:30,115 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 22:50:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 41 transitions. [2024-11-08 22:50:30,791 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-11-08 22:50:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:50:30,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:30,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:30,889 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 22:50:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 40 transitions. [2024-11-08 22:50:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2024-11-08 22:50:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:50:30,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:30,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,049 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 22:50:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 39 transitions. [2024-11-08 22:50:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2024-11-08 22:50:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:50:31,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:31,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,120 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 22:50:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 38 transitions. [2024-11-08 22:50:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2024-11-08 22:50:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:50:31,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:31,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,233 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 22:50:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 37 transitions. [2024-11-08 22:50:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2024-11-08 22:50:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:50:31,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:31,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,355 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 22:50:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 36 transitions. [2024-11-08 22:50:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2024-11-08 22:50:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:50:31,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:31,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:31,738 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 22:50:32,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 35 transitions. [2024-11-08 22:50:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2024-11-08 22:50:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:50:32,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:32,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:32,680 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 22:50:32,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 34 transitions. [2024-11-08 22:50:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2024-11-08 22:50:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:50:32,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:32,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:33,129 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 22:50:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:33,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 33 transitions. [2024-11-08 22:50:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-11-08 22:50:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:50:33,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:33,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:33,686 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 22:50:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 32 transitions. [2024-11-08 22:50:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2024-11-08 22:50:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:50:34,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:34,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:34,217 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 22:50:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 31 transitions. [2024-11-08 22:50:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2024-11-08 22:50:35,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:50:35,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:35,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:50:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:35,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 28 transitions. [2024-11-08 22:50:35,627 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-11-08 22:50:35,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:50:35,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:35,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:50:35,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 22 states and 24 transitions. [2024-11-08 22:50:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-08 22:50:35,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:50:35,806 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-08 22:50:35,815 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-08 22:50:35,912 INFO L77 FloydHoareUtils]: At program point fFINAL(lines 12 18) the Hoare annotation is: true [2024-11-08 22:50:35,913 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-11-08 22:50:35,913 INFO L77 FloydHoareUtils]: At program point L16(line 16) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-11-08 22:50:35,913 INFO L75 FloydHoareUtils]: For program point fErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,913 INFO L77 FloydHoareUtils]: At program point L16-2(line 16) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-11-08 22:50:35,914 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-11-08 22:50:35,914 INFO L75 FloydHoareUtils]: For program point fErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,914 INFO L77 FloydHoareUtils]: At program point L13-1(lines 13 14) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-11-08 22:50:35,914 INFO L75 FloydHoareUtils]: For program point fErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,915 INFO L75 FloydHoareUtils]: For program point fErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,915 INFO L75 FloydHoareUtils]: For program point fErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,915 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 18) the Hoare annotation is: (and (= (select |#valid| |f_#in~q.base|) 1) (<= (+ |f_#in~q.offset| 4) (select |#length| |f_#in~q.base|)) (<= 0 |f_#in~q.offset|)) [2024-11-08 22:50:35,915 INFO L75 FloydHoareUtils]: For program point fErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,916 INFO L77 FloydHoareUtils]: At program point fEXIT(lines 12 18) the Hoare annotation is: true [2024-11-08 22:50:35,916 INFO L75 FloydHoareUtils]: For program point gErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,916 INFO L75 FloydHoareUtils]: For program point gErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,916 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 21 26) the Hoare annotation is: (and (<= (+ |g_#in~p.offset| 4) (select |#length| |g_#in~p.base|)) (= (select |#valid| |g_#in~p.base|) 1) (<= 0 |g_#in~p.offset|)) [2024-11-08 22:50:35,916 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-11-08 22:50:35,917 INFO L77 FloydHoareUtils]: At program point gEXIT(lines 21 26) the Hoare annotation is: true [2024-11-08 22:50:35,917 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-11-08 22:50:35,917 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 23) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-11-08 22:50:35,917 INFO L77 FloydHoareUtils]: At program point gFINAL(lines 21 26) the Hoare annotation is: true [2024-11-08 22:50:35,917 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~p1~0#1.base|) 1) (< |ULTIMATE.start_main_~p1~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~p1~0#1.base| 0)) (= |ULTIMATE.start_main_~p1~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_~p1~0#1.base|) 4)) [2024-11-08 22:50:35,918 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,918 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:50:35,918 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:50:35,918 INFO L77 FloydHoareUtils]: At program point L29(lines 29 42) the Hoare annotation is: true [2024-11-08 22:50:35,918 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-11-08 22:50:35,918 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-11-08 22:50:35,919 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-11-08 22:50:35,919 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK(lines 29 42) the Hoare annotation is: true [2024-11-08 22:50:35,919 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:50:35,919 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-11-08 22:50:35,919 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-08 22:50:35,920 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~p1~0#1.base|) 1) (< |ULTIMATE.start_main_~p1~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~p1~0#1.base| 0)) (<= (+ |ULTIMATE.start_main_~p1~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~p1~0#1.base|)) (= |ULTIMATE.start_main_~p1~0#1.offset| 0)) [2024-11-08 22:50:35,920 INFO L77 FloydHoareUtils]: At program point L37-1(line 37) the Hoare annotation is: true [2024-11-08 22:50:35,937 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:50:35,938 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:50:35,940 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~q!offset [2024-11-08 22:50:35,941 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:50:35,941 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:50:35,941 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~q!offset [2024-11-08 22:50:35,948 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~p!offset [2024-11-08 22:50:35,949 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:50:35,949 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:50:35,949 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:50:35,949 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:50:35,949 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~p!offset [2024-11-08 22:50:35,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:50:35 ImpRootNode [2024-11-08 22:50:35,950 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:50:35,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:50:35,952 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:50:35,953 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:50:35,953 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:28" (3/4) ... [2024-11-08 22:50:35,956 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:50:35,960 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2024-11-08 22:50:35,960 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2024-11-08 22:50:35,966 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 22:50:35,967 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:50:35,967 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:50:35,967 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:50:36,051 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:50:36,052 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:50:36,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:50:36,053 INFO L158 Benchmark]: Toolchain (without parser) took 7980.58ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 109.4MB in the beginning and 60.3MB in the end (delta: 49.1MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,053 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:50:36,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.04ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 97.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.45ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 96.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,054 INFO L158 Benchmark]: Boogie Preprocessor took 23.71ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 94.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,055 INFO L158 Benchmark]: RCFGBuilder took 426.49ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 81.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,056 INFO L158 Benchmark]: CodeCheck took 7071.91ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 81.4MB in the beginning and 64.5MB in the end (delta: 16.9MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,056 INFO L158 Benchmark]: Witness Printer took 101.36ms. Allocated memory is still 172.0MB. Free memory was 64.5MB in the beginning and 60.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:50:36,058 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 3 procedures, 36 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 343 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 219 mSDsluCounter, 334 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 513 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1220 IncrementalHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 513 mSolverCounterUnsat, 242 mSDtfsCounter, 1220 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 995 SyntacticMatches, 22 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3472 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 641 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 4/4 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: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 29]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.04ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 97.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.45ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 96.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.71ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 94.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.49ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 81.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 7071.91ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 81.4MB in the beginning and 64.5MB in the end (delta: 16.9MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Witness Printer took 101.36ms. Allocated memory is still 172.0MB. Free memory was 64.5MB in the beginning and 60.3MB 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: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~q!offset - 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: #in~q!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~p!offset - 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: #in~p!offset RESULT: Ultimate proved your program to be correct! [2024-11-08 22:50:36,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59a044da-4303-406f-ac24-4b12ea414d5b/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