./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/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_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/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 32bit --witnessprinter.graph.data.programhash d759988a90bf6714578fc618630dc9d346515dfe23789cba296c3d8ccdbe3f23 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:34:07,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:34:07,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:34:07,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:34:07,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:34:07,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:34:07,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:34:07,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:34:07,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:34:07,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:34:07,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:34:07,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:34:07,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:34:07,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:34:07,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:07,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:34:07,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:34:07,790 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_cea3cd91-74b2-4197-a4e5-ee795bcab33e/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d759988a90bf6714578fc618630dc9d346515dfe23789cba296c3d8ccdbe3f23 [2024-12-06 02:34:08,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:34:08,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:34:08,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:34:08,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:34:08,027 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:34:08,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i [2024-12-06 02:34:10,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/data/9afbd0d2c/2993fc6de50340c0a7060cd097af2dd6/FLAG7dd09672f [2024-12-06 02:34:10,997 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:34:10,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/sv-benchmarks/c/array-memsafety/openbsd_cbzero-alloca-2.i [2024-12-06 02:34:11,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/data/9afbd0d2c/2993fc6de50340c0a7060cd097af2dd6/FLAG7dd09672f [2024-12-06 02:34:11,025 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/data/9afbd0d2c/2993fc6de50340c0a7060cd097af2dd6 [2024-12-06 02:34:11,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:34:11,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:34:11,031 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:11,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:34:11,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:34:11,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eac2ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11, skipping insertion in model container [2024-12-06 02:34:11,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:34:11,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:11,307 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:34:11,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:11,366 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:34:11,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11 WrapperNode [2024-12-06 02:34:11,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:11,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:11,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:34:11,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:34:11,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,399 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-12-06 02:34:11,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:11,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:34:11,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:34:11,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:34:11,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,413 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:34:11,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:34:11,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:34:11,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:34:11,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:11,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:34:11,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:34:11,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:34:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:34:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:34:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:34:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:34:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:34:11,555 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:34:11,557 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:34:11,647 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 02:34:11,647 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:34:11,678 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:34:11,678 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:34:11,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:11 BoogieIcfgContainer [2024-12-06 02:34:11,679 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:34:11,679 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:34:11,679 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:34:11,687 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:34:11,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:11" (1/1) ... [2024-12-06 02:34:11,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:34:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-12-06 02:34:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-12-06 02:34:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:34:11,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:11,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:11,865 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 02:34:11,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 02:34:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 02:34:11,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:11,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:11,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:11,943 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 02:34:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-12-06 02:34:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-12-06 02:34:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:11,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:11,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:12,111 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 02:34:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 02:34:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 02:34:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:12,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:12,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:12,478 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 02:34:12,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:12,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-12-06 02:34:12,852 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-12-06 02:34:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:34:12,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:12,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:13,062 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 02:34:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-06 02:34:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-06 02:34:13,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:34:13,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:13,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:13,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:13,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:13,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-12-06 02:34:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-12-06 02:34:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:34:13,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:13,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-12-06 02:34:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-06 02:34:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:34:16,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:16,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:17,112 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 02:34:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:18,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2024-12-06 02:34:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2024-12-06 02:34:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:34:18,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:18,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:34:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2024-12-06 02:34:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2024-12-06 02:34:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:34:19,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:19,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:20,679 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 33 states and 74 transitions. [2024-12-06 02:34:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 74 transitions. [2024-12-06 02:34:23,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:34:23,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:23,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:23,973 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:34:24,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:24,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 80 transitions. [2024-12-06 02:34:24,891 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 80 transitions. [2024-12-06 02:34:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:34:24,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:24,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:34:25,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:25,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 36 states and 82 transitions. [2024-12-06 02:34:25,501 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 82 transitions. [2024-12-06 02:34:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:34:25,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:25,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:33,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 43 states and 97 transitions. [2024-12-06 02:34:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 97 transitions. [2024-12-06 02:34:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:34:33,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:33,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-12-06 02:34:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-12-06 02:34:35,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:34:35,727 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-12-06 02:34:35,733 INFO L726 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2024-12-06 02:34:36,799 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 02:34:36,800 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:34:36,800 INFO L77 FloydHoareUtils]: At program point L512(lines 512 518) the Hoare annotation is: (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) [2024-12-06 02:34:36,800 INFO L77 FloydHoareUtils]: At program point L525-1(lines 519 532) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~length~0#1| 2147483647) (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (<= 1 |ULTIMATE.start_main_~n~0#1|) (<= 1 |ULTIMATE.start_main_~length~0#1|)) [2024-12-06 02:34:36,800 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:34:36,800 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 519 532) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 02:34:36,801 INFO L77 FloydHoareUtils]: At program point L517(line 517) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_cbzero_#t~post3#1.base|)) (.cse4 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse2 (* 4294967295 .cse4)) (.cse1 (= (select |#valid| |ULTIMATE.start_cbzero_#t~post3#1.base|) 1)) (.cse5 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse3 (* 4294967295 .cse0))) (or (and (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1) (<= (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| 1) .cse0) (<= 1 |ULTIMATE.start_cbzero_#t~post3#1.offset|) (<= 0 (div |ULTIMATE.start_cbzero_~length#1| 4294967296)) .cse1 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ 2147483645 .cse2 |ULTIMATE.start_cbzero_~p~0#1.offset|) 4294967296)) 2147483645) (<= (+ (mod (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| .cse3 2147483646) 4294967296) |ULTIMATE.start_cbzero_~p~0#1.offset| (mod |ULTIMATE.start_cbzero_~length#1| 4294967296) .cse0) (+ |ULTIMATE.start_cbzero_#t~post3#1.offset| .cse4 2147483646)) .cse5 (<= 2 |ULTIMATE.start_cbzero_~p~0#1.offset|)) (and (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse2 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483646) (= |ULTIMATE.start_cbzero_#t~post3#1.offset| 0) (<= 1 .cse0) (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) .cse1 (= |ULTIMATE.start_cbzero_#t~post3#1.base| |ULTIMATE.start_cbzero_~p~0#1.base|) .cse5 (<= 0 |ULTIMATE.start_cbzero_~length#1|) (or (= |ULTIMATE.start_cbzero_~length#1| 0) (< (+ |ULTIMATE.start_cbzero_~length#1| |ULTIMATE.start_cbzero_~p~0#1.offset| .cse0 (mod (+ 2147483647 .cse3) 4294967296)) (+ .cse4 2147483648))))))) [2024-12-06 02:34:36,801 INFO L77 FloydHoareUtils]: At program point L517-1(lines 516 517) the Hoare annotation is: (let ((.cse2 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1)) (.cse3 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse1 (* 4294967295 .cse2))) (or (and .cse0 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse1 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483646) (or (< (+ |ULTIMATE.start_cbzero_~length#1| |ULTIMATE.start_cbzero_~p~0#1.offset|) (+ .cse2 1)) (= |ULTIMATE.start_cbzero_~length#1| 0)) (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) .cse3 (<= 0 |ULTIMATE.start_cbzero_~length#1|)) (and .cse0 (<= 1 .cse2) (= |ULTIMATE.start_cbzero_~p~0#1.offset| 0) (<= 1 |ULTIMATE.start_cbzero_~length#1|) .cse3 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse1 2147483647) 4294967296)) 2147483647))))) [2024-12-06 02:34:36,801 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 02:34:36,801 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK(lines 519 532) no Hoare annotation was computed. [2024-12-06 02:34:36,802 INFO L77 FloydHoareUtils]: At program point L516-1(lines 516 517) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_cbzero_~p~0#1.base|))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_cbzero_~p~0#1.base|) 1)) (.cse2 (* 4294967295 .cse1)) (.cse3 (= (store |#valid| |ULTIMATE.start_main_#t~malloc6#1.base| 0) |ULTIMATE.start_main_old_#valid#1|))) (or (and .cse0 (<= 1 .cse1) (<= (div |ULTIMATE.start_cbzero_#t~post2#1| 4294967296) 0) (= |ULTIMATE.start_cbzero_~p~0#1.offset| 0) (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse2 2147483647) 4294967296)) 2147483646) (<= 1 |ULTIMATE.start_cbzero_#t~post2#1|) .cse3 (<= 0 |ULTIMATE.start_cbzero_~length#1|)) (let ((.cse4 (mod |ULTIMATE.start_cbzero_#t~post2#1| 4294967296))) (and .cse0 (<= (+ |ULTIMATE.start_cbzero_~length#1| (mod (+ .cse2 |ULTIMATE.start_cbzero_~p~0#1.offset| 2147483646) 4294967296)) 2147483645) (<= 1 |ULTIMATE.start_cbzero_~p~0#1.offset|) .cse3 (or (<= |ULTIMATE.start_cbzero_#t~post2#1| (+ |ULTIMATE.start_cbzero_~length#1| 1)) (<= .cse4 0)) (<= 0 |ULTIMATE.start_cbzero_#t~post2#1|) (or (< (+ |ULTIMATE.start_cbzero_~p~0#1.offset| .cse4) (+ .cse1 1)) (< .cse4 1))))))) [2024-12-06 02:34:36,808 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 02:34:36,808 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 02:34:36,810 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 02:34:36,811 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 02:34:36,812 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 02:34:36,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 02:34:36,814 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2024-12-06 02:34:36,814 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-06 02:34:36,814 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 02:34:36,814 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 02:34:36,814 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 02:34:36,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:34:36 ImpRootNode [2024-12-06 02:34:36,817 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:34:36,817 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:34:36,818 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:34:36,818 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:34:36,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:11" (3/4) ... [2024-12-06 02:34:36,820 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:34:36,825 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-06 02:34:36,825 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:34:36,825 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 02:34:36,826 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:34:36,900 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:34:36,900 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:34:36,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:34:36,901 INFO L158 Benchmark]: Toolchain (without parser) took 25871.94ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 116.2MB in the beginning and 89.2MB in the end (delta: 27.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-12-06 02:34:36,901 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:36,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.38ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 99.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:34:36,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.52ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:36,902 INFO L158 Benchmark]: Boogie Preprocessor took 19.57ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.3MB in the end (delta: 820.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:36,902 INFO L158 Benchmark]: RCFGBuilder took 258.18ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 84.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:34:36,903 INFO L158 Benchmark]: CodeCheck took 25137.94ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 84.7MB in the beginning and 93.9MB in the end (delta: -9.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-12-06 02:34:36,903 INFO L158 Benchmark]: Witness Printer took 82.59ms. Allocated memory is still 176.2MB. Free memory was 93.9MB in the beginning and 89.2MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:34:36,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 24.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 392 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 262 mSDsluCounter, 247 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 110 mSDsCounter, 616 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2318 IncrementalHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 616 mSolverCounterUnsat, 137 mSDtfsCounter, 2318 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1475 GetRequests, 1220 SyntacticMatches, 25 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20317 ImplicationChecksByTransitivity, 20.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 1233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 27/76 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: 519]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: ((0 <= length) || (1 <= length)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.38ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 99.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.52ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.57ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.3MB in the end (delta: 820.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 258.18ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 84.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 25137.94ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 84.7MB in the beginning and 93.9MB in the end (delta: -9.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Witness Printer took 82.59ms. Allocated memory is still 176.2MB. Free memory was 93.9MB in the beginning and 89.2MB in the end (delta: 4.7MB). 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-12-06 02:34:36,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cea3cd91-74b2-4197-a4e5-ee795bcab33e/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