./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 9bd2c7ff 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_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:15,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:15,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-19 02:57:15,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:15,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:15,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:15,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:15,564 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:15,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:15,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:15,573 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:15,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:15,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:15,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:15,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:15,577 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:57:15,578 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:57:15,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:15,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:15,579 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:15,580 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:15,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:15,581 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:15,582 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:15,583 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:15,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:15,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:15,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:15,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:15,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:15,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:15,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:15,589 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_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2023-11-19 02:57:15,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:15,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:15,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:15,951 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:15,952 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:15,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2023-11-19 02:57:18,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:19,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:19,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2023-11-19 02:57:19,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/data/be99ed452/5ce3d85ffff2490098f7b7f6d3372241/FLAG0e6c6d7d7 [2023-11-19 02:57:19,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/data/be99ed452/5ce3d85ffff2490098f7b7f6d3372241 [2023-11-19 02:57:19,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:19,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:19,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:19,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:19,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:19,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:19" (1/1) ... [2023-11-19 02:57:19,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e02586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:19, skipping insertion in model container [2023-11-19 02:57:19,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:19" (1/1) ... [2023-11-19 02:57:19,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:20,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:20,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:20,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:20,395 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:20,403 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:20,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20 WrapperNode [2023-11-19 02:57:20,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:20,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:20,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:20,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:20,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,674 INFO L138 Inliner]: procedures = 177, calls = 489, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2271 [2023-11-19 02:57:20,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:20,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:20,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:20,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:20,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,814 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:20,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:20,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:20,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:20,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:20" (1/1) ... [2023-11-19 02:57:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:20,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:20,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:20,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:57:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:57:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:57:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:57:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:57:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:20,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:21,319 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:21,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:23,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:26,618 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:26,618 INFO L302 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-19 02:57:26,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:26 BoogieIcfgContainer [2023-11-19 02:57:26,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:26,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:26,627 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:26,637 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:26,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:26" (1/1) ... [2023-11-19 02:57:26,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:26,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 204 states and 347 transitions. [2023-11-19 02:57:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 347 transitions. [2023-11-19 02:57:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:57:26,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:26,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 205 states and 349 transitions. [2023-11-19 02:57:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2023-11-19 02:57:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:57:27,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:27,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:27,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:27,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:27,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:27,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 205 states and 345 transitions. [2023-11-19 02:57:27,290 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 345 transitions. [2023-11-19 02:57:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:57:27,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:27,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:27,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:27,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:27,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 205 states and 337 transitions. [2023-11-19 02:57:27,419 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 337 transitions. [2023-11-19 02:57:27,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:27,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:27,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:27,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:27,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 205 states and 325 transitions. [2023-11-19 02:57:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 325 transitions. [2023-11-19 02:57:27,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:57:27,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:27,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:27,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:27,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:29,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:31,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2023-11-19 02:57:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2023-11-19 02:57:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:57:31,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:31,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:32,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:57:32,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 206 states and 311 transitions. [2023-11-19 02:57:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 311 transitions. [2023-11-19 02:57:32,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:57:32,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:32,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:32,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:32,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2023-11-19 02:57:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2023-11-19 02:57:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:57:32,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:32,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:33,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:33,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:33,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 205 states and 302 transitions. [2023-11-19 02:57:33,325 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-19 02:57:33,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:57:33,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:33,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:33,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:33,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 205 states and 300 transitions. [2023-11-19 02:57:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 300 transitions. [2023-11-19 02:57:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:57:33,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:33,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:34,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:57:34,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:34,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:57:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 205 states and 298 transitions. [2023-11-19 02:57:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 298 transitions. [2023-11-19 02:57:34,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 02:57:34,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:34,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:35,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:57:35,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:39,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:49,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:57:59,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:58:09,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:58:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2023-11-19 02:58:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2023-11-19 02:58:09,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:58:09,725 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2023-11-19 02:58:09,736 INFO L751 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2023-11-19 02:58:09,814 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:58:09,820 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,821 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,822 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,822 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,822 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,822 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,822 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,823 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,823 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,824 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,824 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,824 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,824 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,824 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:58:09,825 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:58:09,826 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,828 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:58:09,829 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,830 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,830 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,830 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,831 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,832 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,832 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,832 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:58:09,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:58:09 ImpRootNode [2023-11-19 02:58:09,834 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:58:09,835 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:58:09,835 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:58:09,835 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:58:09,836 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:26" (3/4) ... [2023-11-19 02:58:09,838 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:58:09,884 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 229 nodes and edges [2023-11-19 02:58:09,886 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-11-19 02:58:09,889 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 02:58:09,891 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:58:10,115 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:58:10,116 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:58:10,116 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:58:10,117 INFO L158 Benchmark]: Toolchain (without parser) took 50701.48ms. Allocated memory was 174.1MB in the beginning and 436.2MB in the end (delta: 262.1MB). Free memory was 125.1MB in the beginning and 225.4MB in the end (delta: -100.3MB). Peak memory consumption was 162.4MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,117 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:10,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.92ms. Allocated memory is still 174.1MB. Free memory was 125.1MB in the beginning and 84.1MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 269.26ms. Allocated memory is still 174.1MB. Free memory was 84.1MB in the beginning and 130.4MB in the end (delta: -46.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,118 INFO L158 Benchmark]: Boogie Preprocessor took 188.90ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 116.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,119 INFO L158 Benchmark]: RCFGBuilder took 5761.00ms. Allocated memory was 174.1MB in the beginning and 270.5MB in the end (delta: 96.5MB). Free memory was 116.7MB in the beginning and 178.5MB in the end (delta: -61.8MB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,119 INFO L158 Benchmark]: CodeCheck took 43207.55ms. Allocated memory was 270.5MB in the beginning and 436.2MB in the end (delta: 165.7MB). Free memory was 178.5MB in the beginning and 244.3MB in the end (delta: -65.8MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,120 INFO L158 Benchmark]: Witness Printer took 281.24ms. Allocated memory is still 436.2MB. Free memory was 243.2MB in the beginning and 225.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:58:10,122 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, 204 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 43.1s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 1894 SdHoareTripleChecker+Valid, 62.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 743 SdHoareTripleChecker+Invalid, 61.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 96 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 246 IncrementalHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 647 mSDtfsCounter, 246 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3478 GetRequests, 3469 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.8s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 485 ConstructedInterpolants, 0 QuantifiedInterpolants, 595 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4148 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 9/10 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: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 699]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 732]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.92ms. Allocated memory is still 174.1MB. Free memory was 125.1MB in the beginning and 84.1MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 269.26ms. Allocated memory is still 174.1MB. Free memory was 84.1MB in the beginning and 130.4MB in the end (delta: -46.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.90ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 116.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5761.00ms. Allocated memory was 174.1MB in the beginning and 270.5MB in the end (delta: 96.5MB). Free memory was 116.7MB in the beginning and 178.5MB in the end (delta: -61.8MB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. * CodeCheck took 43207.55ms. Allocated memory was 270.5MB in the beginning and 436.2MB in the end (delta: 165.7MB). Free memory was 178.5MB in the beginning and 244.3MB in the end (delta: -65.8MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. * Witness Printer took 281.24ms. Allocated memory is still 436.2MB. Free memory was 243.2MB in the beginning and 225.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:58:10,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eca9ba6-0ef6-43e7-a60a-90b1900f3aa6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE