./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/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_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/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 32bit --witnessprinter.graph.data.programhash d759988a90bf6714578fc618630dc9d346515dfe23789cba296c3d8ccdbe3f23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:09:29,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:09:29,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:09:29,621 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:09:29,622 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:09:29,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:09:29,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:09:29,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:09:29,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:09:29,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:09:29,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:09:29,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:09:29,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:09:29,666 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:09:29,667 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:09:29,669 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:09:29,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:09:29,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:09:29,670 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:09:29,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:09:29,671 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:09:29,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:09:29,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:09:29,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:09:29,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:09:29,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:09:29,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:09:29,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:09:29,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:09:29,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:09:29,677 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_9543e743-3bae-47b2-9d63-79d7f2376e3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d759988a90bf6714578fc618630dc9d346515dfe23789cba296c3d8ccdbe3f23 [2024-11-08 23:09:29,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:09:29,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:09:29,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:09:30,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:09:30,000 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:09:30,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i Unable to find full path for "g++" [2024-11-08 23:09:32,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:09:32,422 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:09:32,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i [2024-11-08 23:09:32,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/data/368ab2151/c0f85bace34d4897a7af54fd555df286/FLAG36238ff5b [2024-11-08 23:09:32,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/data/368ab2151/c0f85bace34d4897a7af54fd555df286 [2024-11-08 23:09:32,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:09:32,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:09:32,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:09:32,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:09:32,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:09:32,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:09:32" (1/1) ... [2024-11-08 23:09:32,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6160d02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:32, skipping insertion in model container [2024-11-08 23:09:32,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:09:32" (1/1) ... [2024-11-08 23:09:32,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:09:33,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:09:33,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:09:33,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:09:33,314 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:09:33,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33 WrapperNode [2024-11-08 23:09:33,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:09:33,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:09:33,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:09:33,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:09:33,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,367 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-08 23:09:33,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:09:33,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:09:33,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:09:33,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:09:33,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,386 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:09:33,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:09:33,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:09:33,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:09:33,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:09:33,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:09:33,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:09:33,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:09:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:09:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:09:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:09:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:09:33,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:09:33,579 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:09:33,581 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:09:33,703 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:09:33,703 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:09:33,755 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:09:33,756 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:09:33,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:09:33 BoogieIcfgContainer [2024-11-08 23:09:33,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:09:33,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:09:33,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:09:33,772 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:09:33,773 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:09:33" (1/1) ... [2024-11-08 23:09:33,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:09:33,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-08 23:09:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-08 23:09:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:09:33,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:33,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:34,024 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 23:09:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-08 23:09:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-08 23:09:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:09:34,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:34,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:34,138 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 23:09:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-08 23:09:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-08 23:09:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:09:34,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:34,413 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 23:09:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:09:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:09:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:09:34,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:34,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:35,066 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 23:09:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-08 23:09:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-08 23:09:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:09:35,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:35,938 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 23:09:36,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:36,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 23:09:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 23:09:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:09:36,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:36,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2024-11-08 23:09:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2024-11-08 23:09:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:09:40,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:40,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:09:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2024-11-08 23:09:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2024-11-08 23:09:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:09:40,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:40,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:41,157 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 23:09:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2024-11-08 23:09:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2024-11-08 23:09:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:09:43,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:43,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:43,255 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 23:09:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:44,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2024-11-08 23:09:44,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-11-08 23:09:44,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:09:44,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:44,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:52,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 80 transitions. [2024-11-08 23:09:52,518 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 80 transitions. [2024-11-08 23:09:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:09:52,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:52,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 43 states and 91 transitions. [2024-11-08 23:09:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 91 transitions. [2024-11-08 23:09:58,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:09:58,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:58,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:59,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2024-11-08 23:09:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-08 23:09:59,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:09:59,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:59,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:59,614 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:10:00,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 44 states and 92 transitions. [2024-11-08 23:10:00,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 92 transitions. [2024-11-08 23:10:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:10:00,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:00,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:10:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:01,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 45 states and 92 transitions. [2024-11-08 23:10:01,243 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 92 transitions. [2024-11-08 23:10:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:10:01,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:10:02,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-11-08 23:10:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-11-08 23:10:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:10:02,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:02,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:11,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-08 23:10:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-08 23:10:11,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:10:11,177 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-08 23:10:11,184 INFO L729 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2024-11-08 23:10:12,442 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:10:12,443 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:10:12,443 INFO L77 FloydHoareUtils]: At program point L512(lines 512 518) the Hoare annotation is: (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) [2024-11-08 23:10:12,444 INFO L77 FloydHoareUtils]: At program point L525-1(lines 519 532) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= (div |ULTIMATE.start_main_~length~0#1| 4294967296) 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (or (<= |ULTIMATE.start_main_~length~0#1| 2147483647) (= |ULTIMATE.start_main_~n~0#1| 1)) (<= 1 |ULTIMATE.start_main_~n~0#1|) (<= 1 |ULTIMATE.start_main_~length~0#1|)) [2024-11-08 23:10:12,444 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:10:12,444 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 519 532) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 23:10:12,444 INFO L77 FloydHoareUtils]: At program point L517(line 517) the Hoare annotation is: (let ((.cse7 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1)) (.cse1 (select |#length| |ULTIMATE.start_cbzero_#t~post3#1.base|)) (.cse2 (= (select |#valid| |ULTIMATE.start_cbzero_#t~post3#1.base|) 1)) (.cse4 (* 4294967295 .cse7)) (.cse6 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse5 (<= 0 |ULTIMATE.start_cbzero_~length#1|))) (or (let ((.cse3 (= |ULTIMATE.start_cbzero_~length#1| 0))) (and .cse0 (= |ULTIMATE.start_cbzero_#t~post3#1.offset| 0) (<= 1 .cse1) (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) .cse2 (or .cse3 (and (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse4 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483646) .cse5)) .cse6 (or .cse3 (<= (+ |ULTIMATE.start_cbzero_~p~0#1.offset| 1) .cse7)))) (and .cse0 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| (* 4294967295 .cse1) 2147483646) 4294967296) |ULTIMATE.start_cbzero_~p~0#1.offset| .cse1) (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| .cse7 2147483646)) (<= (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| 1) .cse1) (<= 1 |ULTIMATE.start_cbzero_#t~post3#1.offset|) .cse2 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ 2147483645 .cse4 |ULTIMATE.start_cbzero_~p~0#1.offset|) 4294967296)) 2147483645) .cse6 .cse5 (<= 2 |ULTIMATE.start_cbzero_~p~0#1.offset|))))) [2024-11-08 23:10:12,445 INFO L77 FloydHoareUtils]: At program point L517-1(lines 516 517) the Hoare annotation is: (let ((.cse4 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1)) (.cse2 (* 4294967295 .cse4)) (.cse3 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|))) (or (let ((.cse1 (= |ULTIMATE.start_cbzero_~length#1| 0))) (and .cse0 (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) (or .cse1 (and (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse2 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483646) (<= 0 |ULTIMATE.start_cbzero_~length#1|))) .cse3 (or .cse1 (<= (+ |ULTIMATE.start_cbzero_~p~0#1.offset| 1) .cse4)))) (and .cse0 (or (= |ULTIMATE.start_cbzero_~length#1| 1) (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse2 2147483647) 4294967296)) 2147483647)) (<= 1 .cse4) (= |ULTIMATE.start_cbzero_~p~0#1.offset| 0) (<= 1 |ULTIMATE.start_cbzero_~length#1|) .cse3)))) [2024-11-08 23:10:12,445 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:10:12,446 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK(lines 519 532) no Hoare annotation was computed. [2024-11-08 23:10:12,446 INFO L77 FloydHoareUtils]: At program point L516-1(lines 516 517) the Hoare annotation is: (let ((.cse5 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1)) (.cse1 (* 4294967295 .cse5)) (.cse4 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|))) (or (let ((.cse3 (mod |ULTIMATE.start_cbzero_#t~post2#1| 4294967296))) (let ((.cse2 (<= .cse3 0))) (and .cse0 (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) (or (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse1 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483645) .cse2) (or (< .cse3 1) (< |ULTIMATE.start_cbzero_#t~post2#1| (+ |ULTIMATE.start_cbzero_~length#1| 2))) .cse4 (or .cse2 (<= (+ |ULTIMATE.start_cbzero_~p~0#1.offset| 1) .cse5)) (<= 0 |ULTIMATE.start_cbzero_#t~post2#1|)))) (and .cse0 (or (and (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse1 2147483647) 4294967296)) 2147483646) (<= 0 |ULTIMATE.start_cbzero_~length#1|)) (= |ULTIMATE.start_cbzero_~length#1| 0)) (<= 1 .cse5) (<= (div |ULTIMATE.start_cbzero_#t~post2#1| 4294967296) 0) (= |ULTIMATE.start_cbzero_~p~0#1.offset| 0) (<= 1 |ULTIMATE.start_cbzero_#t~post2#1|) .cse4)))) [2024-11-08 23:10:12,454 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:10:12,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:10:12,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:10:12,459 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:10:12,461 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-11-08 23:10:12,463 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:10:12,463 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:10:12,463 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:10:12,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:10:12,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:10:12,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:10:12,468 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:10:12,469 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:10:12,469 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:10:12,469 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-11-08 23:10:12,470 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:10:12,470 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:10:12,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:10:12 ImpRootNode [2024-11-08 23:10:12,474 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:10:12,475 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:10:12,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:10:12,475 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:10:12,476 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:09:33" (3/4) ... [2024-11-08 23:10:12,479 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:10:12,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 23:10:12,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:10:12,488 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:10:12,488 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:10:12,673 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:10:12,673 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:10:12,673 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:10:12,674 INFO L158 Benchmark]: Toolchain (without parser) took 39969.36ms. Allocated memory was 190.8MB in the beginning and 413.1MB in the end (delta: 222.3MB). Free memory was 148.0MB in the beginning and 371.5MB in the end (delta: -223.5MB). Peak memory consumption was 239.3MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,675 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:10:12,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.53ms. Allocated memory is still 190.8MB. Free memory was 148.0MB in the beginning and 129.6MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.40ms. Allocated memory is still 190.8MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,676 INFO L158 Benchmark]: Boogie Preprocessor took 26.49ms. Allocated memory is still 190.8MB. Free memory was 127.5MB in the beginning and 126.6MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:10:12,676 INFO L158 Benchmark]: RCFGBuilder took 363.90ms. Allocated memory is still 190.8MB. Free memory was 126.6MB in the beginning and 113.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,685 INFO L158 Benchmark]: CodeCheck took 38713.60ms. Allocated memory was 190.8MB in the beginning and 413.1MB in the end (delta: 222.3MB). Free memory was 113.3MB in the beginning and 137.0MB in the end (delta: -23.7MB). Peak memory consumption was 199.1MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,685 INFO L158 Benchmark]: Witness Printer took 198.67ms. Allocated memory is still 413.1MB. Free memory was 137.0MB in the beginning and 371.5MB in the end (delta: -234.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-08 23:10:12,691 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, 11 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 37.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 580 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 430 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 6.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 130 mSDsCounter, 854 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3026 IncrementalHoareTripleChecker+Invalid, 3880 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 854 mSolverCounterUnsat, 159 mSDtfsCounter, 3026 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1601 GetRequests, 1324 SyntacticMatches, 37 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23273 ImplicationChecksByTransitivity, 31.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 1487 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 8 PerfectInterpolantSequences, 37/89 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: 519]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: (((length == 0) || (0 <= length)) || (1 <= length)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.53ms. Allocated memory is still 190.8MB. Free memory was 148.0MB in the beginning and 129.6MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.40ms. Allocated memory is still 190.8MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.49ms. Allocated memory is still 190.8MB. Free memory was 127.5MB in the beginning and 126.6MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 363.90ms. Allocated memory is still 190.8MB. Free memory was 126.6MB in the beginning and 113.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 38713.60ms. Allocated memory was 190.8MB in the beginning and 413.1MB in the end (delta: 222.3MB). Free memory was 113.3MB in the beginning and 137.0MB in the end (delta: -23.7MB). Peak memory consumption was 199.1MB. Max. memory is 16.1GB. * Witness Printer took 198.67ms. Allocated memory is still 413.1MB. Free memory was 137.0MB in the beginning and 371.5MB in the end (delta: -234.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!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: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 RESULT: Ultimate proved your program to be correct! [2024-11-08 23:10:12,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9543e743-3bae-47b2-9d63-79d7f2376e3d/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