./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:00:32,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:00:32,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-12-06 04:00:32,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:00:32,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:00:32,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:00:32,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:00:32,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:00:32,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:00:32,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:00:32,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:00:32,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:00:32,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:00:32,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:00:32,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:00:32,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 [2024-12-06 04:00:32,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:00:32,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:00:32,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:00:32,636 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:00:32,636 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:00:32,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i [2024-12-06 04:00:35,324 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/data/9bc27b5bf/3773fe5c2e6b43dd86841d797e231702/FLAGb8484b844 [2024-12-06 04:00:35,524 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:00:35,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i [2024-12-06 04:00:35,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/data/9bc27b5bf/3773fe5c2e6b43dd86841d797e231702/FLAGb8484b844 [2024-12-06 04:00:35,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/data/9bc27b5bf/3773fe5c2e6b43dd86841d797e231702 [2024-12-06 04:00:35,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:00:35,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:00:35,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:00:35,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:00:35,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:00:35,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267fdbec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35, skipping insertion in model container [2024-12-06 04:00:35,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:00:35,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:00:35,689 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:00:35,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:00:35,708 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:00:35,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35 WrapperNode [2024-12-06 04:00:35,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:00:35,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:00:35,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:00:35,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:00:35,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,729 INFO L138 Inliner]: procedures = 12, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2024-12-06 04:00:35,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:00:35,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:00:35,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:00:35,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:00:35,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,740 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:00:35,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:00:35,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:00:35,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:00:35,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:35" (1/1) ... [2024-12-06 04:00:35,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:00:35,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:00:35,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:00:35,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 04:00:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-12-06 04:00:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:00:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:00:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:00:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:00:35,845 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:00:35,846 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:00:35,985 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-12-06 04:00:35,985 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:00:36,007 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:00:36,008 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:00:36,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:00:36 BoogieIcfgContainer [2024-12-06 04:00:36,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:00:36,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:00:36,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:00:36,016 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:00:36,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:00:36" (1/1) ... [2024-12-06 04:00:36,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:00:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2024-12-06 04:00:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2024-12-06 04:00:36,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:00:36,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:36,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:36,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2024-12-06 04:00:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2024-12-06 04:00:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:00:36,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:36,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-12-06 04:00:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-12-06 04:00:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:00:36,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:36,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:36,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 39 transitions. [2024-12-06 04:00:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2024-12-06 04:00:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:00:36,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:36,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 41 transitions. [2024-12-06 04:00:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-12-06 04:00:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:00:37,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 40 transitions. [2024-12-06 04:00:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2024-12-06 04:00:37,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:00:37,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 39 transitions. [2024-12-06 04:00:37,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2024-12-06 04:00:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:00:37,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 38 transitions. [2024-12-06 04:00:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2024-12-06 04:00:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:00:37,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 37 transitions. [2024-12-06 04:00:37,291 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2024-12-06 04:00:37,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:00:37,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 36 transitions. [2024-12-06 04:00:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2024-12-06 04:00:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:00:37,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:37,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 35 transitions. [2024-12-06 04:00:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2024-12-06 04:00:37,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:00:37,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:37,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 34 transitions. [2024-12-06 04:00:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2024-12-06 04:00:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:00:38,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:38,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:38,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 33 transitions. [2024-12-06 04:00:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-12-06 04:00:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:00:38,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:38,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:38,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 32 transitions. [2024-12-06 04:00:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2024-12-06 04:00:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:00:38,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:38,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 31 transitions. [2024-12-06 04:00:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2024-12-06 04:00:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:00:40,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:40,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:00:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 28 transitions. [2024-12-06 04:00:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-12-06 04:00:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:00:40,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:40,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:00:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:40,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 22 states and 24 transitions. [2024-12-06 04:00:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-12-06 04:00:40,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:00:40,385 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-12-06 04:00:40,392 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-12-06 04:00:40,472 INFO L77 FloydHoareUtils]: At program point fFINAL(lines 12 18) the Hoare annotation is: true [2024-12-06 04:00:40,472 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-12-06 04:00:40,472 INFO L77 FloydHoareUtils]: At program point L16(line 16) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-12-06 04:00:40,472 INFO L75 FloydHoareUtils]: For program point fErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,472 INFO L77 FloydHoareUtils]: At program point L16-2(line 16) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-12-06 04:00:40,473 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-12-06 04:00:40,473 INFO L75 FloydHoareUtils]: For program point fErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,473 INFO L77 FloydHoareUtils]: At program point L13-1(lines 13 14) the Hoare annotation is: (and (= (select |#valid| f_~q.base) 1) (<= 0 f_~q.offset) (<= (+ f_~q.offset 4) (select |#length| f_~q.base))) [2024-12-06 04:00:40,473 INFO L75 FloydHoareUtils]: For program point fErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,473 INFO L75 FloydHoareUtils]: For program point fErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,473 INFO L75 FloydHoareUtils]: For program point fErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,473 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 18) the Hoare annotation is: (and (= (select |#valid| |f_#in~q.base|) 1) (<= (+ |f_#in~q.offset| 4) (select |#length| |f_#in~q.base|)) (<= 0 |f_#in~q.offset|)) [2024-12-06 04:00:40,473 INFO L75 FloydHoareUtils]: For program point fErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,473 INFO L77 FloydHoareUtils]: At program point fEXIT(lines 12 18) the Hoare annotation is: true [2024-12-06 04:00:40,474 INFO L75 FloydHoareUtils]: For program point gErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,474 INFO L75 FloydHoareUtils]: For program point gErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 21 26) the Hoare annotation is: (and (<= (+ |g_#in~p.offset| 4) (select |#length| |g_#in~p.base|)) (= (select |#valid| |g_#in~p.base|) 1) (<= 0 |g_#in~p.offset|)) [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point gEXIT(lines 21 26) the Hoare annotation is: true [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 23) the Hoare annotation is: (and (<= (+ g_~p.offset 4) (select |#length| g_~p.base)) (<= 0 g_~p.offset) (= (select |#valid| g_~p.base) 1)) [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point gFINAL(lines 21 26) the Hoare annotation is: true [2024-12-06 04:00:40,474 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~p1~0#1.base|) 1) (< |ULTIMATE.start_main_~p1~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~p1~0#1.base| 0)) (= |ULTIMATE.start_main_~p1~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_~p1~0#1.base|) 4)) [2024-12-06 04:00:40,475 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point L29(lines 29 42) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE(line 39) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK(lines 29 42) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-12-06 04:00:40,475 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-12-06 04:00:40,476 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~p1~0#1.base|) 1) (< |ULTIMATE.start_main_~p1~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_~p1~0#1.base| 0)) (<= (+ |ULTIMATE.start_main_~p1~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~p1~0#1.base|)) (= |ULTIMATE.start_main_~p1~0#1.offset| 0)) [2024-12-06 04:00:40,476 INFO L77 FloydHoareUtils]: At program point L37-1(line 37) the Hoare annotation is: true [2024-12-06 04:00:40,487 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 04:00:40,488 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 04:00:40,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~q!offset [2024-12-06 04:00:40,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 04:00:40,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 04:00:40,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~q!offset [2024-12-06 04:00:40,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~p!offset [2024-12-06 04:00:40,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 04:00:40,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 04:00:40,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 04:00:40,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 04:00:40,495 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~p!offset [2024-12-06 04:00:40,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:00:40 ImpRootNode [2024-12-06 04:00:40,495 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:00:40,496 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:00:40,496 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:00:40,496 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:00:40,496 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:00:36" (3/4) ... [2024-12-06 04:00:40,498 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:00:40,501 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2024-12-06 04:00:40,501 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2024-12-06 04:00:40,505 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-06 04:00:40,505 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 04:00:40,505 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 04:00:40,505 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:00:40,570 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:00:40,571 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:00:40,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:00:40,571 INFO L158 Benchmark]: Toolchain (without parser) took 5021.47ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 62.2MB in the end (delta: 54.9MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-12-06 04:00:40,572 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:00:40,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 157.78ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.8MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:00:40,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.39ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:00:40,572 INFO L158 Benchmark]: Boogie Preprocessor took 15.48ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 777.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:00:40,573 INFO L158 Benchmark]: RCFGBuilder took 262.11ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 92.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:00:40,573 INFO L158 Benchmark]: CodeCheck took 4486.34ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 66.4MB in the end (delta: 25.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-12-06 04:00:40,574 INFO L158 Benchmark]: Witness Printer took 75.13ms. Allocated memory is still 142.6MB. Free memory was 66.4MB in the beginning and 62.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:00:40,575 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 36 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 343 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 219 mSDsluCounter, 334 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 513 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1220 IncrementalHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 513 mSolverCounterUnsat, 242 mSDtfsCounter, 1220 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 995 SyntacticMatches, 22 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3472 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 641 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 29]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 157.78ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.8MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.39ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.48ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 777.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.11ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 92.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4486.34ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 66.4MB in the end (delta: 25.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 75.13ms. Allocated memory is still 142.6MB. Free memory was 66.4MB in the beginning and 62.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~q!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~q!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~p!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~p!offset RESULT: Ultimate proved your program to be correct! [2024-12-06 04:00:40,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4d92ea-8b1f-4c17-9dfb-7987d99b0825/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE