./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9 --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 b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:03:59,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:03:59,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:03:59,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:03:59,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:03:59,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:03:59,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:03:59,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:03:59,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:03:59,606 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:03:59,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:03:59,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:03:59,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:03:59,609 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:03:59,609 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:03:59,610 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:03:59,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:03:59,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:03:59,611 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:03:59,612 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:03:59,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:03:59,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:03:59,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:03:59,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:03:59,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:03:59,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:03:59,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:03:59,616 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:03:59,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:03:59,617 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_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a [2023-12-02 23:03:59,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:03:59,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:03:59,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:03:59,850 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:03:59,850 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:03:59,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2023-12-02 23:04:02,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:04:02,775 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:04:02,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2023-12-02 23:04:02,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/data/cb76b3213/71e423a67b1141799c6308d5c4fd0727/FLAGf3da9a5d6 [2023-12-02 23:04:02,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/data/cb76b3213/71e423a67b1141799c6308d5c4fd0727 [2023-12-02 23:04:02,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:04:02,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:04:02,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:02,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:04:02,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:04:02,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:02" (1/1) ... [2023-12-02 23:04:02,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c8efdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:02, skipping insertion in model container [2023-12-02 23:04:02,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:04:02" (1/1) ... [2023-12-02 23:04:02,827 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:04:02,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:02,968 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:04:02,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:04:03,002 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:04:03,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03 WrapperNode [2023-12-02 23:04:03,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:04:03,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:03,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:04:03,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:04:03,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,039 INFO L138 Inliner]: procedures = 16, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2023-12-02 23:04:03,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:04:03,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:04:03,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:04:03,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:04:03,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:04:03,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:04:03,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:04:03,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:04:03,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:04:03,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:04:03,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:04:03,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:04:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:04:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:04:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:04:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:04:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:04:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:04:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:04:03,190 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:04:03,192 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:04:03,302 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:04:03,339 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:04:03,339 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:04:03,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:03 BoogieIcfgContainer [2023-12-02 23:04:03,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:04:03,342 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:04:03,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:04:03,350 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:04:03,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:03" (1/1) ... [2023-12-02 23:04:03,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:04:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-12-02 23:04:03,398 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-12-02 23:04:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:04:03,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:03,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-12-02 23:04:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-12-02 23:04:03,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:04:03,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:03,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-12-02 23:04:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-12-02 23:04:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:04:04,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:04,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-12-02 23:04:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-12-02 23:04:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:04:04,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:04,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-02 23:04:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-02 23:04:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:04:05,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:05,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2023-12-02 23:04:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-12-02 23:04:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:05,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:05,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-12-02 23:04:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-02 23:04:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:06,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-02 23:04:06,750 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-02 23:04:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:06,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:06,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:06,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:07,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2023-12-02 23:04:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2023-12-02 23:04:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:07,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:07,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:07,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-12-02 23:04:07,956 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-12-02 23:04:07,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:07,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:07,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:07,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-12-02 23:04:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-12-02 23:04:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:08,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:08,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2023-12-02 23:04:09,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2023-12-02 23:04:09,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:04:09,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:09,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-12-02 23:04:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-12-02 23:04:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:04:09,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:09,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:09,745 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:04:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2023-12-02 23:04:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2023-12-02 23:04:11,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:04:11,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:11,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:11,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:04:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2023-12-02 23:04:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2023-12-02 23:04:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:04:12,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:12,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:13,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2023-12-02 23:04:13,474 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2023-12-02 23:04:13,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:04:13,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:04:13,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:04:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:04:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:04:14,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:04:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-12-02 23:04:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-12-02 23:04:14,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:04:14,434 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-12-02 23:04:14,442 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-12-02 23:04:14,726 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-02 23:04:14,730 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2023-12-02 23:04:14,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated [2023-12-02 23:04:14,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated [2023-12-02 23:04:14,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated [2023-12-02 23:04:14,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated [2023-12-02 23:04:14,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated [2023-12-02 23:04:14,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated [2023-12-02 23:04:14,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~p~0 [2023-12-02 23:04:14,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~p~0 [2023-12-02 23:04:14,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~pathlim [2023-12-02 23:04:14,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!base has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,740 INFO L560 CodeCheckObserver]: Invariant with dag size 38 [2023-12-02 23:04:14,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated [2023-12-02 23:04:14,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated [2023-12-02 23:04:14,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated [2023-12-02 23:04:14,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated [2023-12-02 23:04:14,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated [2023-12-02 23:04:14,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated [2023-12-02 23:04:14,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated [2023-12-02 23:04:14,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~pathlim!base has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 23:04:14,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:04:14 ImpRootNode [2023-12-02 23:04:14,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:04:14,745 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:04:14,745 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:04:14,745 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:04:14,746 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:04:03" (3/4) ... [2023-12-02 23:04:14,748 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:04:14,754 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-02 23:04:14,754 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 23:04:14,755 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 23:04:14,755 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 23:04:14,828 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:04:14,829 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:04:14,829 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:04:14,830 INFO L158 Benchmark]: Toolchain (without parser) took 12030.72ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 117.5MB in the beginning and 157.1MB in the end (delta: -39.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,830 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 161.5MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:14,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.89ms. Allocated memory is still 161.5MB. Free memory was 117.5MB in the beginning and 107.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.56ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 105.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,832 INFO L158 Benchmark]: Boogie Preprocessor took 25.21ms. Allocated memory is still 161.5MB. Free memory was 105.4MB in the beginning and 104.4MB in the end (delta: 970.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:04:14,832 INFO L158 Benchmark]: RCFGBuilder took 274.63ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 92.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,833 INFO L158 Benchmark]: CodeCheck took 11403.19ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 92.0MB in the beginning and 161.3MB in the end (delta: -69.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,833 INFO L158 Benchmark]: Witness Printer took 83.87ms. Allocated memory is still 207.6MB. Free memory was 161.3MB in the beginning and 157.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:04:14,836 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 824 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 628 mSDsluCounter, 422 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 348 mSDsCounter, 645 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2309 IncrementalHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 645 mSolverCounterUnsat, 74 mSDtfsCounter, 2309 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1191 GetRequests, 971 SyntacticMatches, 20 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17888 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 631 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 34/57 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: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 38]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 161.5MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.89ms. Allocated memory is still 161.5MB. Free memory was 117.5MB in the beginning and 107.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.56ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 105.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.21ms. Allocated memory is still 161.5MB. Free memory was 105.4MB in the beginning and 104.4MB in the end (delta: 970.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 274.63ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 92.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 11403.19ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 92.0MB in the beginning and 161.3MB in the end (delta: -69.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Witness Printer took 83.87ms. Allocated memory is still 207.6MB. Free memory was 161.3MB in the beginning and 157.1MB 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: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~p~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~p~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~pathlim - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!base has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~p~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[~#pathbuf~0!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~pathlim!base has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression RESULT: Ultimate proved your program to be correct! [2023-12-02 23:04:14,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4750b24-7916-4dde-af06-e69f09bbd999/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE