./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/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_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/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_02ee18a5-f506-48d1-8541-895db13199c4/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 f0b44034f537cfca2c2eab71fbff4de4b57572a56ff00cd4bbb31f940e955385 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:28,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:28,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-19 03:25:28,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:28,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:28,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:28,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:28,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:28,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:28,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:28,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:28,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:28,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:28,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:28,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:28,799 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:25:28,799 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:25:28,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:28,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:28,801 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:25:28,802 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:28,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:28,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:28,804 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:28,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:28,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:28,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:28,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:28,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:28,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:28,808 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:28,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:28,809 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_02ee18a5-f506-48d1-8541-895db13199c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0b44034f537cfca2c2eab71fbff4de4b57572a56ff00cd4bbb31f940e955385 [2023-11-19 03:25:29,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:29,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:29,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:29,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:29,125 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:29,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i [2023-11-19 03:25:32,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:32,732 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:32,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i [2023-11-19 03:25:32,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/data/9410be8cf/0845cb1c90dd4ba5ab71b12c4760d7d5/FLAG2ca303961 [2023-11-19 03:25:32,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/data/9410be8cf/0845cb1c90dd4ba5ab71b12c4760d7d5 [2023-11-19 03:25:32,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:32,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:32,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:32,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:32,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:32,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:32" (1/1) ... [2023-11-19 03:25:32,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2db133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:32, skipping insertion in model container [2023-11-19 03:25:32,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:32" (1/1) ... [2023-11-19 03:25:32,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:33,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:33,387 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:33,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:33,552 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:33,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33 WrapperNode [2023-11-19 03:25:33,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:33,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:33,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:33,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:33,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,684 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 1030 [2023-11-19 03:25:33,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:33,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:33,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:33,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:33,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:33,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:33,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:33,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:33,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:33" (1/1) ... [2023-11-19 03:25:33,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:33,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:33,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:33,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:25:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:25:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:25:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:25:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:25:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:25:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:25:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:34,239 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:34,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:35,596 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:36,636 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:36,636 INFO L302 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-19 03:25:36,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:36 BoogieIcfgContainer [2023-11-19 03:25:36,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:36,648 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:36,648 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:36,658 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:36,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:36" (1/1) ... [2023-11-19 03:25:36,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-11-19 03:25:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-11-19 03:25:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:25:36,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:36,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,977 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 03:25:37,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 141 states and 222 transitions. [2023-11-19 03:25:37,028 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 222 transitions. [2023-11-19 03:25:37,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:25:37,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,131 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 03:25:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 141 states and 220 transitions. [2023-11-19 03:25:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 220 transitions. [2023-11-19 03:25:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:25:37,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,218 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 03:25:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 141 states and 216 transitions. [2023-11-19 03:25:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 216 transitions. [2023-11-19 03:25:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:25:37,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,327 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 03:25:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2023-11-19 03:25:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2023-11-19 03:25:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:25:37,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:37,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:37,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:37,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:37,525 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 03:25:47,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:25:47,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2023-11-19 03:25:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2023-11-19 03:25:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:25:47,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:47,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:47,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:25:47,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:48,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:58,095 WARN L539 Checker$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 03:26:08,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:26:18,122 WARN L539 Checker$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 03:26:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 160 states and 226 transitions. [2023-11-19 03:26:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 226 transitions. [2023-11-19 03:26:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:26:18,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:26:18,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:18,543 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 03:26:18,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 160 states and 224 transitions. [2023-11-19 03:26:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 224 transitions. [2023-11-19 03:26:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:26:18,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:26:18,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:18,830 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 03:26:18,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 160 states and 222 transitions. [2023-11-19 03:26:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 222 transitions. [2023-11-19 03:26:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:26:18,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:26:19,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:19,076 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 03:26:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 160 states and 220 transitions. [2023-11-19 03:26:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 220 transitions. [2023-11-19 03:26:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:26:19,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:19,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:19,545 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 03:26:19,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2023-11-19 03:26:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2023-11-19 03:26:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:19,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:26:20,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:20,091 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 03:26:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 155 states and 212 transitions. [2023-11-19 03:26:20,109 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2023-11-19 03:26:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:20,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:20,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:20,477 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 03:26:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 160 states and 218 transitions. [2023-11-19 03:26:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 218 transitions. [2023-11-19 03:26:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:26:20,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:21,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:21,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:21,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:22,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 161 states and 220 transitions. [2023-11-19 03:26:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 220 transitions. [2023-11-19 03:26:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:22,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:22,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:22,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:26:22,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 161 states and 218 transitions. [2023-11-19 03:26:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 218 transitions. [2023-11-19 03:26:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:26:22,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:22,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:22,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:26:22,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:26:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-19 03:26:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-19 03:26:23,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:26:23,471 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2023-11-19 03:26:23,480 INFO L751 CodeCheckObserver]: All specifications hold 11 specifications checked. All of them hold [2023-11-19 03:26:23,563 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,570 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,570 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,570 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,570 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,571 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~i~0 [2023-11-19 03:26:23,571 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,572 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,572 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~i~0 [2023-11-19 03:26:23,572 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,573 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,573 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,573 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,573 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,574 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,574 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,574 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,574 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,574 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~i~0 [2023-11-19 03:26:23,575 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:26:23,575 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:26:23,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:26:23 ImpRootNode [2023-11-19 03:26:23,576 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:26:23,576 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:26:23,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:26:23,577 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:26:23,577 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:36" (3/4) ... [2023-11-19 03:26:23,579 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:26:23,602 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2023-11-19 03:26:23,604 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-19 03:26:23,606 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 03:26:23,608 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:26:23,792 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:26:23,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:26:23,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:26:23,794 INFO L158 Benchmark]: Toolchain (without parser) took 51005.98ms. Allocated memory was 148.9MB in the beginning and 255.9MB in the end (delta: 107.0MB). Free memory was 99.2MB in the beginning and 84.0MB in the end (delta: 15.2MB). Peak memory consumption was 124.3MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,794 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:23,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 764.23ms. Allocated memory is still 148.9MB. Free memory was 98.9MB in the beginning and 69.8MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.82ms. Allocated memory is still 148.9MB. Free memory was 69.8MB in the beginning and 62.8MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,796 INFO L158 Benchmark]: Boogie Preprocessor took 145.68ms. Allocated memory is still 148.9MB. Free memory was 62.8MB in the beginning and 55.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,796 INFO L158 Benchmark]: RCFGBuilder took 2814.35ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 55.4MB in the beginning and 133.1MB in the end (delta: -77.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,797 INFO L158 Benchmark]: CodeCheck took 46928.49ms. Allocated memory was 205.5MB in the beginning and 255.9MB in the end (delta: 50.3MB). Free memory was 133.1MB in the beginning and 97.6MB in the end (delta: 35.5MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,797 INFO L158 Benchmark]: Witness Printer took 216.70ms. Allocated memory is still 255.9MB. Free memory was 97.6MB in the beginning and 84.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:26:23,800 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, 140 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 46.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 31 mSolverCounterUnknown, 2158 SdHoareTripleChecker+Valid, 419.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 730 mSDsluCounter, 1621 SdHoareTripleChecker+Invalid, 418.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 650 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 551 IncrementalHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 971 mSDtfsCounter, 551 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3390 GetRequests, 3251 SyntacticMatches, 133 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 801 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4729 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 17/22 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: 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: 746]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (i <= 1) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (i <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 764.23ms. Allocated memory is still 148.9MB. Free memory was 98.9MB in the beginning and 69.8MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.82ms. Allocated memory is still 148.9MB. Free memory was 69.8MB in the beginning and 62.8MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.68ms. Allocated memory is still 148.9MB. Free memory was 62.8MB in the beginning and 55.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2814.35ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 55.4MB in the beginning and 133.1MB in the end (delta: -77.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * CodeCheck took 46928.49ms. Allocated memory was 205.5MB in the beginning and 255.9MB in the end (delta: 50.3MB). Free memory was 133.1MB in the beginning and 97.6MB in the end (delta: 35.5MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. * Witness Printer took 216.70ms. Allocated memory is still 255.9MB. Free memory was 97.6MB in the beginning and 84.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~i~0 RESULT: Ultimate proved your program to be correct! [2023-11-19 03:26:23,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ee18a5-f506-48d1-8541-895db13199c4/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