./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/nested_structure-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:48,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:48,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:28:48,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:48,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:48,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:48,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:48,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:48,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:48,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:48,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:48,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:48,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:48,847 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:28:48,848 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:28:48,848 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:28:48,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:48,849 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:48,853 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:48,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:48,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:48,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:48,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:48,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:48,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:48,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:48,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:48,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:48,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:48,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:48,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea326fa3b3c9fd831a506f8385a58b98f853e8c897ae4643e624e28b471a415c [2024-11-09 00:28:49,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:49,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:49,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:49,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:49,299 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:49,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/nested_structure-2.i Unable to find full path for "g++" [2024-11-09 00:28:51,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:52,239 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:52,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/sv-benchmarks/c/ldv-regression/nested_structure-2.i [2024-11-09 00:28:52,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/data/685b9f1c3/e8b8edf6b64c4ae9861792cbff681bc6/FLAGff324de6c [2024-11-09 00:28:52,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/data/685b9f1c3/e8b8edf6b64c4ae9861792cbff681bc6 [2024-11-09 00:28:52,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:52,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:52,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:52,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:52,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:52,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:52" (1/1) ... [2024-11-09 00:28:52,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f03ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:52, skipping insertion in model container [2024-11-09 00:28:52,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:52" (1/1) ... [2024-11-09 00:28:52,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:53,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:53,046 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:53,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:53,098 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:53,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53 WrapperNode [2024-11-09 00:28:53,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:53,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:53,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:53,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:53,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,145 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-09 00:28:53,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:53,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:53,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:53,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:53,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:53,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:53,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:53,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:53,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:53,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:53,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:53,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:28:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:28:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:28:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:28:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:28:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:28:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:28:53,385 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:53,388 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:53,664 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:53,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:53,725 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:53,725 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:53,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:53 BoogieIcfgContainer [2024-11-09 00:28:53,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:53,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:53,728 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:53,749 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:53,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:53" (1/1) ... [2024-11-09 00:28:53,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:53,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:53,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-11-09 00:28:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-09 00:28:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:28:53,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:53,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-11-09 00:28:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-11-09 00:28:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:28:54,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:54,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:54,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:54,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-09 00:28:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-09 00:28:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:28:54,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:54,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:55,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-11-09 00:28:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-09 00:28:55,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:28:55,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:55,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-11-09 00:28:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-09 00:28:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:28:56,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-11-09 00:28:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-09 00:28:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:28:57,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:57,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-09 00:28:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-09 00:28:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:28:59,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:00,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-09 00:29:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-09 00:29:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:29:00,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:00,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-09 00:29:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-09 00:29:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:29:01,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:01,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:02,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:03,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:03,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-09 00:29:03,656 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-09 00:29:03,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:29:03,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:03,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:04,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-09 00:29:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-09 00:29:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:29:08,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:08,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-09 00:29:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-09 00:29:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:29:14,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:14,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-09 00:29:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-09 00:29:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:29:22,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:29,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-09 00:29:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-09 00:29:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:29:29,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:29,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-09 00:29:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-09 00:29:37,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:29:37,849 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-09 00:29:37,858 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-09 00:29:38,059 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,059 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:29:38,059 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 38 46) no Hoare annotation was computed. [2024-11-09 00:29:38,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,061 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (let ((.cse3 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse2 (select .cse3 4))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) 4)) (.cse1 (select .cse3 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (and (= (select |#valid| .cse0) 1) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse1) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (<= 8 (select |#length| .cse2)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_int| .cse0) 0) 4) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#length| (select (select |#memory_$Pointer$.base| .cse1) 4)) 4) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))))) [2024-11-09 00:29:38,062 INFO L77 FloydHoareUtils]: At program point L44-1(line 44) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem3#1.base|) 4))) (and (<= 8 (select |#length| |ULTIMATE.start_main_#t~mem3#1.base|)) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem3#1.base|) 1) (= (select (select |#memory_int| .cse0) 0) 4) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem3#1.base|) 4) 0) (= (select |#length| .cse0) 4) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_#t~mem3#1.offset| 0) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))) [2024-11-09 00:29:38,062 INFO L77 FloydHoareUtils]: At program point L44-2(line 44) the Hoare annotation is: (and (= (select |#length| |ULTIMATE.start_main_#t~mem4#1.base|) 4) (= |ULTIMATE.start_main_#t~mem4#1.offset| 0) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem4#1.base|) 1) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_#t~mem4#1.base|) 0) 4) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-09 00:29:38,063 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:29:38,063 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 38 46) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-09 00:29:38,063 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 12) no Hoare annotation was computed. [2024-11-09 00:29:38,064 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,064 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,064 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,064 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,065 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,065 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-09 00:29:38,065 INFO L77 FloydHoareUtils]: At program point L14(lines 14 16) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-09 00:29:38,065 INFO L75 FloydHoareUtils]: For program point L12(line 12) no Hoare annotation was computed. [2024-11-09 00:29:38,066 INFO L77 FloydHoareUtils]: At program point L14-2(lines 13 18) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))) [2024-11-09 00:29:38,066 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|) (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse0) 4))) (and (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#length| .cse1) 4) (= 8 (select |#length| .cse0)) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)) (= (select |#valid| .cse1) 1)))) [2024-11-09 00:29:38,067 INFO L77 FloydHoareUtils]: At program point L43-1(line 43) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|)) (.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem1#1.base|) 4))) (and (= 4 (select |#length| .cse0)) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select |#length| |ULTIMATE.start_main_#t~mem1#1.base|) 8) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= |ULTIMATE.start_main_#t~mem1#1.offset| 0) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select .cse1 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|))) 4) 0) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~mem1#1.base|) 1) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= |ULTIMATE.start_main_#t~mem1#1.base| (select .cse1 4)) (= (select |#valid| .cse0) 1) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|)))) [2024-11-09 00:29:38,067 INFO L75 FloydHoareUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2024-11-09 00:29:38,068 INFO L77 FloydHoareUtils]: At program point L43-2(line 43) the Hoare annotation is: (let ((.cse2 (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#good~0#1.base|))) (let ((.cse0 (select .cse2 4)) (.cse1 (select .cse2 (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|)))) (and (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#good~0#1.base|) 4) 0) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#im~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (<= 8 (select |#length| .cse0)) (= |ULTIMATE.start_main_#t~mem2#1.base| (select (select |#memory_$Pointer$.base| .cse1) 4)) (= (store (store (store |#valid| |ULTIMATE.start_main_~#im~0#1.base| 0) |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#inner~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_#t~mem2#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (= |ULTIMATE.start_main_#t~mem2#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_#t~mem2#1.base|) 4) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#inner~0#1.base| |ULTIMATE.start_main_~#im~0#1.base|))))) [2024-11-09 00:29:38,068 INFO L75 FloydHoareUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2024-11-09 00:29:38,081 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-09 00:29:38,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-09 00:29:38,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#im~0!base [2024-11-09 00:29:38,085 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#good~0!base [2024-11-09 00:29:38,085 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-09 00:29:38,085 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-09 00:29:38,085 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#inner~0!base [2024-11-09 00:29:38,086 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#good~0!base [2024-11-09 00:29:38,086 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#inner~0!base [2024-11-09 00:29:38,086 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#im~0!base [2024-11-09 00:29:38,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:29:38 ImpRootNode [2024-11-09 00:29:38,088 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:29:38,089 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:29:38,089 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:29:38,089 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:29:38,090 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:53" (3/4) ... [2024-11-09 00:29:38,093 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:29:38,103 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-09 00:29:38,104 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:29:38,104 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:29:38,104 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:29:38,220 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:29:38,221 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:29:38,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:29:38,222 INFO L158 Benchmark]: Toolchain (without parser) took 45627.22ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 148.7MB in the beginning and 218.5MB in the end (delta: -69.9MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,223 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 130.0MB. Free memory was 97.0MB in the beginning and 96.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:38,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.84ms. Allocated memory is still 180.4MB. Free memory was 148.0MB in the beginning and 145.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.67ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 143.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,224 INFO L158 Benchmark]: Boogie Preprocessor took 38.71ms. Allocated memory is still 180.4MB. Free memory was 143.2MB in the beginning and 142.4MB in the end (delta: 840.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,225 INFO L158 Benchmark]: RCFGBuilder took 540.88ms. Allocated memory is still 180.4MB. Free memory was 141.6MB in the beginning and 126.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,225 INFO L158 Benchmark]: CodeCheck took 44361.04ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 126.5MB in the beginning and 222.7MB in the end (delta: -96.3MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,225 INFO L158 Benchmark]: Witness Printer took 132.14ms. Allocated memory is still 314.6MB. Free memory was 222.7MB in the beginning and 218.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:29:38,228 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, 28 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 44.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 110 SdHoareTripleChecker+Valid, 5.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 96 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 535 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1623 IncrementalHoareTripleChecker+Invalid, 2158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 535 mSolverCounterUnsat, 6 mSDtfsCounter, 1623 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 662 GetRequests, 404 SyntacticMatches, 6 SemanticMatches, 252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22535 ImplicationChecksByTransitivity, 38.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 1307 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -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: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 38]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 130.0MB. Free memory was 97.0MB in the beginning and 96.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 497.84ms. Allocated memory is still 180.4MB. Free memory was 148.0MB in the beginning and 145.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.67ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 143.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.71ms. Allocated memory is still 180.4MB. Free memory was 143.2MB in the beginning and 142.4MB in the end (delta: 840.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 540.88ms. Allocated memory is still 180.4MB. Free memory was 141.6MB in the beginning and 126.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 44361.04ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 126.5MB in the beginning and 222.7MB in the end (delta: -96.3MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * Witness Printer took 132.14ms. Allocated memory is still 314.6MB. Free memory was 222.7MB in the beginning and 218.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#im~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#good~0!base - 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: ~#inner~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#good~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#inner~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#im~0!base RESULT: Ultimate proved your program to be correct! [2024-11-09 00:29:38,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f883fc4-14f3-48dc-9eba-07c4b39ce0a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE