./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test16.c --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_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/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_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/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_c861844b-0423-4da7-8980-9e90848e15c5/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 092a946b6422703b24f2f29cdd90520b88845f5a5cf31cd89857d48af412e152 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:52,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:52,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:20:52,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:52,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:52,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:52,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:52,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:52,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:52,200 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:52,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:52,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:52,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:52,202 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:20:52,202 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:20:52,202 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:20:52,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:52,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:52,204 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:52,204 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:52,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:52,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:52,206 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:52,206 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:52,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:52,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:52,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:52,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:52,208 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:52,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:52,208 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_c861844b-0423-4da7-8980-9e90848e15c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 092a946b6422703b24f2f29cdd90520b88845f5a5cf31cd89857d48af412e152 [2024-11-08 23:20:52,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:52,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:52,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:52,709 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:52,710 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:52,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/test16.c Unable to find full path for "g++" [2024-11-08 23:20:55,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:55,481 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:55,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/sv-benchmarks/c/ldv-regression/test16.c [2024-11-08 23:20:55,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/data/8e5ee458e/36104f0d4ec5490680db1da8207b3132/FLAG41eff6e3f [2024-11-08 23:20:55,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/data/8e5ee458e/36104f0d4ec5490680db1da8207b3132 [2024-11-08 23:20:55,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:55,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:55,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:55,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:55,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:55,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:55" (1/1) ... [2024-11-08 23:20:55,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64938aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:55, skipping insertion in model container [2024-11-08 23:20:55,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:55" (1/1) ... [2024-11-08 23:20:55,748 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:55,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:55,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:55,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:56,009 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:56,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56 WrapperNode [2024-11-08 23:20:56,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:56,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:56,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:56,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:56,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,066 INFO L138 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:20:56,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:56,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:56,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:56,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:56,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:56,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:56,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:56,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:56,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:56,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:56,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:56,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:20:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:20:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:20:56,282 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:56,285 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:56,588 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:56,588 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:56,631 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:56,631 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:56,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:56 BoogieIcfgContainer [2024-11-08 23:20:56,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:56,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:56,633 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:56,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:56,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:56" (1/1) ... [2024-11-08 23:20:56,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-11-08 23:20:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-11-08 23:20:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:20:56,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:56,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,057 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 23:20:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-11-08 23:20:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-11-08 23:20:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:20:57,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:57,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,292 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 23:20:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-11-08 23:20:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-11-08 23:20:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:20:57,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:57,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,548 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 23:20:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-08 23:20:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-08 23:20:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:20:57,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:57,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,858 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 23:20:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-08 23:20:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-08 23:20:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:20:58,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:58,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:58,370 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 23:20:58,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-08 23:20:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-08 23:20:58,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:20:58,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:59,030 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 23:20:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-08 23:20:59,845 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-08 23:20:59,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:20:59,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:59,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:59,967 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 23:21:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-08 23:21:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-08 23:21:00,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:21:00,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:00,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:00,916 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 23:21:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-08 23:21:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-08 23:21:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:21:02,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:02,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:02,167 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 23:21:03,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-08 23:21:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-08 23:21:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:21:03,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:03,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:03,775 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 23:21:05,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-08 23:21:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-08 23:21:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:21:05,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:05,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:05,275 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 23:21:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-08 23:21:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-08 23:21:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:21:07,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:07,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:07,685 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 23:21:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 23:21:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 23:21:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:21:09,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:09,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:10,276 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 23:21:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-08 23:21:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-08 23:21:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:21:12,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:12,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:13,106 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 23:21:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-08 23:21:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-08 23:21:16,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:21:16,235 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-08 23:21:16,244 INFO L729 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-11-08 23:21:16,368 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,368 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:21:16,368 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(lines 19 30) no Hoare annotation was computed. [2024-11-08 23:21:16,369 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (= |~#b~0.offset| 0) (= |~#b~0.base| ~pb~0.base) (= |~#b~0.base| 5) (= (select |#valid| 4) 1) (= ~pa~0.offset 0) (= ~pb~0.offset 0) (= |~#a~0.offset| 0) (= |~#a~0.base| 4) (= (select |#length| |~#a~0.base|) 4) (= ~pa~0.base |~#a~0.base|)) [2024-11-08 23:21:16,369 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#b~0.base|) 4) (not (= |~#b~0.base| ~pa~0.base)) (= |~#b~0.base| ~pb~0.base) (= |~#b~0.base| 5) (= (select |#valid| ~pa~0.base) 1) (= ~pb~0.offset 0) (= |~#a~0.offset| 0) (= ~pa~0.offset |~#a~0.offset|) (= ~pb~0.offset |~#b~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-11-08 23:21:16,369 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,369 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,370 INFO L77 FloydHoareUtils]: At program point equal_returnLabel#1(lines 6 14) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 23:21:16,370 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:21:16,370 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 19 30) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 23:21:16,371 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (and (= |ULTIMATE.start_equal_~b#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= |ULTIMATE.start_equal_~a#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_equal_~a#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_equal_~a#1.base|) |ULTIMATE.start_equal_~a#1.offset|) (select (select |#memory_int| |ULTIMATE.start_equal_~b#1.base|) |ULTIMATE.start_equal_~b#1.offset|)) (= (select |#valid| |ULTIMATE.start_equal_~b#1.base|) 1) (= (select |#valid| |ULTIMATE.start_equal_~a#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_equal_~b#1.base|))) [2024-11-08 23:21:16,371 INFO L77 FloydHoareUtils]: At program point L7-1(line 7) the Hoare annotation is: (and (= |ULTIMATE.start_equal_~b#1.offset| 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select (select |#memory_int| |ULTIMATE.start_equal_~b#1.base|) |ULTIMATE.start_equal_~b#1.offset|) |ULTIMATE.start_equal_#t~mem4#1|) (= (select |#valid| |ULTIMATE.start_equal_~b#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_equal_~b#1.base|))) [2024-11-08 23:21:16,371 INFO L77 FloydHoareUtils]: At program point L7-2(lines 7 9) the Hoare annotation is: (and (= |ULTIMATE.start_equal_#t~mem5#1| |ULTIMATE.start_equal_#t~mem4#1|) (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) [2024-11-08 23:21:16,371 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-08 23:21:16,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-08 23:21:16,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,372 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#valid| |~#b~0.base|) 1) (not (= |~#b~0.base| ~pa~0.base)) (= (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|) |ULTIMATE.start_main_#t~mem6#1|) (= |~#b~0.offset| 0) (<= 4 (select |#length| |~#b~0.base|)) (= (select |#valid| ~pa~0.base) 1) (= |~#a~0.offset| 0) (= ~pa~0.offset |~#a~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-11-08 23:21:16,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,373 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (not (= |~#b~0.base| ~pa~0.base)) (= |~#b~0.offset| 0) (= |~#b~0.base| ~pb~0.base) (<= (+ ~pb~0.offset 4) (select |#length| ~pb~0.base)) (= (select |#valid| ~pa~0.base) 1) (= |~#a~0.offset| 0) (= (select |#valid| ~pb~0.base) 1) (= ~pa~0.offset |~#a~0.offset|) (= ~pb~0.offset |~#b~0.offset|) (<= 4 (select |#length| ~pa~0.base)) (= ~pa~0.base |~#a~0.base|)) [2024-11-08 23:21:16,373 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,373 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,373 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,373 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:21:16,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:21:16,383 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:21:16,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem5 [2024-11-08 23:21:16,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem4 [2024-11-08 23:21:16,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:21:16,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:21:16,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:21:16,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:21:16,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:21:16 ImpRootNode [2024-11-08 23:21:16,387 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:21:16,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:21:16,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:21:16,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:21:16,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:56" (3/4) ... [2024-11-08 23:21:16,392 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:21:16,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-08 23:21:16,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:21:16,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:21:16,401 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:21:16,500 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:21:16,501 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:21:16,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:21:16,502 INFO L158 Benchmark]: Toolchain (without parser) took 20793.02ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 123.7MB in the beginning and 85.5MB in the end (delta: 38.1MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,502 INFO L158 Benchmark]: CDTParser took 4.22ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:16,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.38ms. Allocated memory is still 153.1MB. Free memory was 123.7MB in the beginning and 111.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.24ms. Allocated memory is still 153.1MB. Free memory was 111.8MB in the beginning and 109.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,506 INFO L158 Benchmark]: Boogie Preprocessor took 37.38ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 109.1MB in the end (delta: 753.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,506 INFO L158 Benchmark]: RCFGBuilder took 526.42ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 117.2MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,507 INFO L158 Benchmark]: CodeCheck took 19754.22ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 90.8MB in the end (delta: 25.8MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,508 INFO L158 Benchmark]: Witness Printer took 113.25ms. Allocated memory is still 184.5MB. Free memory was 90.8MB in the beginning and 85.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,515 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, 26 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 19.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 342 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 328 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 288 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1976 IncrementalHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 288 mSolverCounterUnsat, 4 mSDtfsCounter, 1976 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 686 GetRequests, 442 SyntacticMatches, 4 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27436 ImplicationChecksByTransitivity, 16.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 440 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: 19]: 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 4.22ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.38ms. Allocated memory is still 153.1MB. Free memory was 123.7MB in the beginning and 111.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.24ms. Allocated memory is still 153.1MB. Free memory was 111.8MB in the beginning and 109.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.38ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 109.1MB in the end (delta: 753.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 526.42ms. Allocated memory is still 153.1MB. Free memory was 109.1MB in the beginning and 117.2MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 19754.22ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 90.8MB in the end (delta: 25.8MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Witness Printer took 113.25ms. Allocated memory is still 184.5MB. Free memory was 90.8MB in the beginning and 85.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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: #t~mem5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem4 - 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 RESULT: Ultimate proved your program to be correct! [2024-11-08 23:21:16,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c861844b-0423-4da7-8980-9e90848e15c5/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