./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test30-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/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_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test30-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/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_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/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 153e0ba078e70e495115e12774ba4ffa7f132da5fa3a0d4a5d0df94079ed38d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:56:23,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:56:23,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:56:23,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:56:23,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:56:23,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:56:23,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:56:23,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:56:23,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:56:23,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:56:23,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:56:23,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:56:23,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:56:23,687 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:56:23,688 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:56:23,688 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:56:23,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:56:23,689 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:56:23,689 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:56:23,690 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:56:23,690 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:56:23,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:56:23,697 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:56:23,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:56:23,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:56:23,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:23,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:56:23,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:56:23,699 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:56:23,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:56:23,700 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_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153e0ba078e70e495115e12774ba4ffa7f132da5fa3a0d4a5d0df94079ed38d6 [2024-11-08 23:56:24,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:56:24,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:56:24,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:56:24,062 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:56:24,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:56:24,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/test30-1.c Unable to find full path for "g++" [2024-11-08 23:56:26,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:56:26,498 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:56:26,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/sv-benchmarks/c/ldv-regression/test30-1.c [2024-11-08 23:56:26,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/data/7ba8ada69/630a251b6f5244308a711012e32e71da/FLAGee0b885a8 [2024-11-08 23:56:26,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/data/7ba8ada69/630a251b6f5244308a711012e32e71da [2024-11-08 23:56:26,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:56:26,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:56:26,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:26,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:56:26,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:56:26,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9cc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26, skipping insertion in model container [2024-11-08 23:56:26,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:56:27,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:27,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:56:27,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:27,177 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:56:27,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27 WrapperNode [2024-11-08 23:56:27,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:27,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:27,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:56:27,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:56:27,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,217 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-08 23:56:27,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:27,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:56:27,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:56:27,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:56:27,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:56:27,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:56:27,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:56:27,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:56:27,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:27,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:56:27,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:56:27,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:56:27,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:56:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:56:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:56:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:56:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:56:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:56:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:56:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:56:27,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:56:27,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:56:27,675 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-08 23:56:27,675 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:56:27,752 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:56:27,753 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:56:27,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27 BoogieIcfgContainer [2024-11-08 23:56:27,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:56:27,755 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:56:27,755 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:56:27,767 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:56:27,767 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:56:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-11-08 23:56:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-11-08 23:56:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:56:27,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:27,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:28,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-08 23:56:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-08 23:56:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:56:28,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:28,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-08 23:56:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-08 23:56:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:56:28,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:28,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:29,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-08 23:56:29,014 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-08 23:56:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:56:29,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:29,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-08 23:56:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-08 23:56:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:56:29,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:29,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-08 23:56:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-08 23:56:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:56:30,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:30,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:31,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:31,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-08 23:56:31,361 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-08 23:56:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:56:31,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:31,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-08 23:56:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-08 23:56:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:56:32,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:32,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-08 23:56:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-08 23:56:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:56:35,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:35,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:35,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:37,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-08 23:56:37,192 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-08 23:56:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:56:37,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:37,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:39,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-08 23:56:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-08 23:56:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:56:39,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:39,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:42,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 23:56:42,844 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 23:56:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:56:42,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-08 23:56:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-08 23:56:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:56:46,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:46,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:46,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-08 23:56:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-08 23:56:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:56:50,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:50,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-08 23:56:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-08 23:56:58,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:56:58,414 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-08 23:56:58,423 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-08 23:56:58,589 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,589 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:56:58,590 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 21 35) no Hoare annotation was computed. [2024-11-08 23:56:58,590 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select |#valid| 4) 1) (= |~#a~0.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4)) [2024-11-08 23:56:58,591 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_main_#t~mem7#1|)) [2024-11-08 23:56:58,591 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 29) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_main_#t~mem8#1| |ULTIMATE.start_main_#t~mem7#1|)) [2024-11-08 23:56:58,591 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,592 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,592 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,592 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,592 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,593 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (= |~#b~0.base| |ULTIMATE.start_assign_~pb#1.base|) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_assign_~pb#1.offset| |~#b~0.offset|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= 5 |ULTIMATE.start_assign_~pb#1.base|) (= (select |#length| |ULTIMATE.start_assign_~pb#1.base|) 4) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign_~pa#1.base| |~#a~0.base|) (= |ULTIMATE.start_assign_~pa#1.base| 4) (= |ULTIMATE.start_assign_~pa#1.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4)) [2024-11-08 23:56:58,593 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.offset| 0) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_assign_#t~mem4#1|) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign_~pa#1.base| |~#a~0.base|) (= |ULTIMATE.start_assign_~pa#1.base| 4) (= |ULTIMATE.start_assign_~pa#1.offset| 0) (= (select |#valid| |~#a~0.base|) 1) (not (= |~#b~0.base| |ULTIMATE.start_assign_~pa#1.base|)) (= (select |#length| |~#a~0.base|) 4)) [2024-11-08 23:56:58,593 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:56:58,593 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 21 35) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 23:56:58,593 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-08 23:56:58,594 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-08 23:56:58,594 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,594 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,594 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,594 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,595 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pa#1.base|) |ULTIMATE.start_assign2_~pa#1.offset|)) (.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|))) (and (= |ULTIMATE.start_assign2_~pa#1.base| 6) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| .cse0) (= 4 .cse1) (= |~#a~0.base| .cse1) (= .cse2 |~#b~0.offset|) (= (select |#length| 5) 4) (= |~#a~0.offset| 0) (= |ULTIMATE.start_assign2_~pa#1.offset| 0) (= (select |#length| |ULTIMATE.start_assign2_~pa#1.base|) 8) (= 5 .cse0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#valid| 6) 1) (= (select |#length| |~#a~0.base|) 4) (= |ULTIMATE.start_assign2_~pa#1.base| |ULTIMATE.start_assign2_~pb#1.base|) (= .cse2 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pa#1.base|) |ULTIMATE.start_assign2_~pa#1.offset|) |~#a~0.offset|) (= |ULTIMATE.start_assign2_~pb#1.offset| 4))) [2024-11-08 23:56:58,595 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,600 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_assign2_~pb#1.base|) |ULTIMATE.start_assign2_~pb#1.offset|))) (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| .cse0) (= (select |#length| |ULTIMATE.start_assign2_~pb#1.base|) 8) (= .cse1 |~#b~0.offset|) (= |ULTIMATE.start_assign2_#t~mem5#1.offset| |~#a~0.offset|) (= |~#a~0.base| |ULTIMATE.start_assign2_#t~mem5#1.base|) (= (select |#valid| |ULTIMATE.start_assign2_~pb#1.base|) 1) (= 4 |ULTIMATE.start_assign2_#t~mem5#1.base|) (= (select |#length| 5) 4) (= |~#a~0.offset| 0) (= 5 .cse0) (= (select |#valid| |~#a~0.base|) 1) (= (select |#length| |~#a~0.base|) 4) (= .cse1 0) (= |ULTIMATE.start_assign2_~pb#1.offset| 4))) [2024-11-08 23:56:58,600 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:58,612 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:58,613 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:58,615 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:58,615 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:58,616 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem8 [2024-11-08 23:56:58,617 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem7 [2024-11-08 23:56:58,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:58 ImpRootNode [2024-11-08 23:56:58,619 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:58,620 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:58,620 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:58,620 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:58,622 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27" (3/4) ... [2024-11-08 23:56:58,626 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:56:58,641 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-08 23:56:58,642 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:56:58,642 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:56:58,642 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:56:58,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:56:58,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:56:58,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:56:58,786 INFO L158 Benchmark]: Toolchain (without parser) took 31895.59ms. Allocated memory was 190.8MB in the beginning and 276.8MB in the end (delta: 86.0MB). Free memory was 152.1MB in the beginning and 234.3MB in the end (delta: -82.2MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,787 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:58,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.58ms. Allocated memory is still 190.8MB. Free memory was 151.7MB in the beginning and 139.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.27ms. Allocated memory is still 190.8MB. Free memory was 139.5MB in the beginning and 138.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:58,790 INFO L158 Benchmark]: Boogie Preprocessor took 28.00ms. Allocated memory is still 190.8MB. Free memory was 137.9MB in the beginning and 136.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,790 INFO L158 Benchmark]: RCFGBuilder took 506.46ms. Allocated memory is still 190.8MB. Free memory was 136.6MB in the beginning and 120.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,794 INFO L158 Benchmark]: CodeCheck took 30864.43ms. Allocated memory was 190.8MB in the beginning and 276.8MB in the end (delta: 86.0MB). Free memory was 120.2MB in the beginning and 82.3MB in the end (delta: 37.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,794 INFO L158 Benchmark]: Witness Printer took 165.57ms. Allocated memory is still 276.8MB. Free memory was 82.3MB in the beginning and 234.3MB in the end (delta: -152.0MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:58,796 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, 25 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 215 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 208 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2177 IncrementalHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 413 mSolverCounterUnsat, 5 mSDtfsCounter, 2177 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 718 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24009 ImplicationChecksByTransitivity, 27.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 581 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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 21]: 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 0.39ms. Allocated memory is still 130.0MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.58ms. Allocated memory is still 190.8MB. Free memory was 151.7MB in the beginning and 139.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.27ms. Allocated memory is still 190.8MB. Free memory was 139.5MB in the beginning and 138.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.00ms. Allocated memory is still 190.8MB. Free memory was 137.9MB in the beginning and 136.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.46ms. Allocated memory is still 190.8MB. Free memory was 136.6MB in the beginning and 120.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 30864.43ms. Allocated memory was 190.8MB in the beginning and 276.8MB in the end (delta: 86.0MB). Free memory was 120.2MB in the beginning and 82.3MB in the end (delta: 37.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. * Witness Printer took 165.57ms. Allocated memory is still 276.8MB. Free memory was 82.3MB in the beginning and 234.3MB in the end (delta: -152.0MB). Peak memory consumption was 5.2MB. 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem7 RESULT: Ultimate proved your program to be correct! [2024-11-08 23:56:58,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2e9bf9-ab1d-4e88-869d-4c44d1be16e4/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