./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/string-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:57:25,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:57:25,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:57:25,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:57:25,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:57:25,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:57:25,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:57:25,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:57:25,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:57:25,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:57:25,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:57:25,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:57:25,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:57:25,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:57:25,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:57:25,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:57:25,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:57:25,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:57:25,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:57:25,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:57:25,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:57:25,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:57:25,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:57:25,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:57:25,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:57:25,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:57:25,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:57:25,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:25,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:57:25,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:57:25,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:57:25,742 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:57:25,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:57:25,742 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_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2024-11-08 22:57:26,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:57:26,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:57:26,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:57:26,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:57:26,179 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:57:26,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/string-1.i Unable to find full path for "g++" [2024-11-08 22:57:28,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:57:28,675 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:57:28,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/sv-benchmarks/c/loops/string-1.i [2024-11-08 22:57:28,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/data/8200b904c/c659f1e534da4ae9a61f9d73ae4348a2/FLAG3b46556ef [2024-11-08 22:57:28,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/data/8200b904c/c659f1e534da4ae9a61f9d73ae4348a2 [2024-11-08 22:57:28,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:57:28,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:57:28,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:28,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:57:28,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:57:28,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:28" (1/1) ... [2024-11-08 22:57:28,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b644024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:28, skipping insertion in model container [2024-11-08 22:57:28,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:28" (1/1) ... [2024-11-08 22:57:28,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:57:29,057 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/sv-benchmarks/c/loops/string-1.i[896,909] [2024-11-08 22:57:29,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:29,095 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:57:29,108 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/sv-benchmarks/c/loops/string-1.i[896,909] [2024-11-08 22:57:29,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:29,153 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:57:29,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29 WrapperNode [2024-11-08 22:57:29,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:29,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:29,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:57:29,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:57:29,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,202 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 118 [2024-11-08 22:57:29,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:29,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:57:29,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:57:29,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:57:29,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,237 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:57:29,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:57:29,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:57:29,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:57:29,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:29,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:57:29,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:57:29,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:57:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:57:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:57:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:57:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:57:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:57:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:57:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:57:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:57:29,454 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:57:29,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:57:29,792 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:57:29,792 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:57:29,837 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:57:29,837 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:57:29,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:29 BoogieIcfgContainer [2024-11-08 22:57:29,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:57:29,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:57:29,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:57:29,857 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:57:29,858 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:29" (1/1) ... [2024-11-08 22:57:29,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:57:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2024-11-08 22:57:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2024-11-08 22:57:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:57:29,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:29,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:30,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:57:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:30,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-08 22:57:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-08 22:57:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:57:30,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:57:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:30,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-08 22:57:30,601 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-08 22:57:30,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:57:30,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:30,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:57:30,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:30,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:57:30,816 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:57:30,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:57:30,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:30,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:57:31,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 22:57:31,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 22:57:31,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:57:31,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-08 22:57:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-08 22:57:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:57:31,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2024-11-08 22:57:31,381 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-08 22:57:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:57:31,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:31,535 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:31,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 22:57:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 22:57:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:57:31,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:57:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-08 22:57:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-08 22:57:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:57:31,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:31,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-08 22:57:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-08 22:57:31,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:57:31,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:31,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2024-11-08 22:57:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2024-11-08 22:57:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:57:32,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:57:32,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-11-08 22:57:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-11-08 22:57:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:57:32,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 22:57:32,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-11-08 22:57:32,579 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-11-08 22:57:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:57:32,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 22:57:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2024-11-08 22:57:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2024-11-08 22:57:32,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:57:32,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 22:57:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2024-11-08 22:57:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2024-11-08 22:57:32,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:57:32,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:32,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:33,231 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-08 22:57:33,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2024-11-08 22:57:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2024-11-08 22:57:33,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:57:33,408 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-08 22:57:33,424 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:57:33,509 INFO L77 FloydHoareUtils]: At program point L19(lines 19 21) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-08 22:57:33,510 INFO L77 FloydHoareUtils]: At program point L19-2(lines 18 23) the Hoare annotation is: true [2024-11-08 22:57:33,510 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 28 72) the Hoare annotation is: true [2024-11-08 22:57:33,510 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2024-11-08 22:57:33,511 INFO L77 FloydHoareUtils]: At program point L53-1(lines 53 65) the Hoare annotation is: true [2024-11-08 22:57:33,511 INFO L75 FloydHoareUtils]: For program point L20(line 20) no Hoare annotation was computed. [2024-11-08 22:57:33,511 INFO L77 FloydHoareUtils]: At program point L53-3(lines 53 65) the Hoare annotation is: true [2024-11-08 22:57:33,512 INFO L77 FloydHoareUtils]: At program point L37-1(lines 37 38) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 4) [2024-11-08 22:57:33,512 INFO L77 FloydHoareUtils]: At program point L37-3(lines 37 38) the Hoare annotation is: true [2024-11-08 22:57:33,512 INFO L77 FloydHoareUtils]: At program point L37-4(lines 37 38) the Hoare annotation is: true [2024-11-08 22:57:33,512 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:57:33,513 INFO L77 FloydHoareUtils]: At program point L33-1(lines 33 34) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 4) [2024-11-08 22:57:33,513 INFO L77 FloydHoareUtils]: At program point L33-3(lines 33 34) the Hoare annotation is: true [2024-11-08 22:57:33,513 INFO L77 FloydHoareUtils]: At program point L33-4(lines 33 34) the Hoare annotation is: true [2024-11-08 22:57:33,513 INFO L77 FloydHoareUtils]: At program point L46-1(lines 46 47) the Hoare annotation is: true [2024-11-08 22:57:33,514 INFO L77 FloydHoareUtils]: At program point L46-3(lines 46 47) the Hoare annotation is: true [2024-11-08 22:57:33,514 INFO L77 FloydHoareUtils]: At program point L46-4(lines 29 72) the Hoare annotation is: true [2024-11-08 22:57:33,514 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:57:33,515 INFO L77 FloydHoareUtils]: At program point L42-1(lines 42 43) the Hoare annotation is: true [2024-11-08 22:57:33,515 INFO L77 FloydHoareUtils]: At program point L42-3(lines 42 43) the Hoare annotation is: true [2024-11-08 22:57:33,515 INFO L77 FloydHoareUtils]: At program point L42-4(lines 42 43) the Hoare annotation is: true [2024-11-08 22:57:33,516 INFO L77 FloydHoareUtils]: At program point L55-2(lines 53 65) the Hoare annotation is: true [2024-11-08 22:57:33,516 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-11-08 22:57:33,516 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: true [2024-11-08 22:57:33,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:57:33 ImpRootNode [2024-11-08 22:57:33,532 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:57:33,533 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:57:33,533 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:57:33,533 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:57:33,534 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:29" (3/4) ... [2024-11-08 22:57:33,537 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:57:33,546 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-08 22:57:33,547 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:57:33,547 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:57:33,548 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:57:33,661 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:57:33,662 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:57:33,662 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:57:33,663 INFO L158 Benchmark]: Toolchain (without parser) took 4939.02ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 123.1MB in the beginning and 147.8MB in the end (delta: -24.7MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-08 22:57:33,663 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 157.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:57:33,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.53ms. Allocated memory is still 157.3MB. Free memory was 123.1MB in the beginning and 109.8MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:57:33,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.21ms. Allocated memory is still 157.3MB. Free memory was 109.8MB in the beginning and 108.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:57:33,665 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:57:33,669 INFO L158 Benchmark]: RCFGBuilder took 597.27ms. Allocated memory is still 157.3MB. Free memory was 106.5MB in the beginning and 90.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:57:33,670 INFO L158 Benchmark]: CodeCheck took 3692.42ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 90.9MB in the beginning and 153.0MB in the end (delta: -62.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:57:33,673 INFO L158 Benchmark]: Witness Printer took 129.58ms. Allocated memory is still 203.4MB. Free memory was 153.0MB in the beginning and 147.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:57:33,675 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 944 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135 mSDsluCounter, 409 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 355 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 857 IncrementalHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 355 mSolverCounterUnsat, 407 mSDtfsCounter, 857 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2628 GetRequests, 2572 SyntacticMatches, 24 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 500 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 157/217 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: 20]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 157.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.53ms. Allocated memory is still 157.3MB. Free memory was 123.1MB in the beginning and 109.8MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.21ms. Allocated memory is still 157.3MB. Free memory was 109.8MB in the beginning and 108.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 597.27ms. Allocated memory is still 157.3MB. Free memory was 106.5MB in the beginning and 90.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3692.42ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 90.9MB in the beginning and 153.0MB in the end (delta: -62.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 129.58ms. Allocated memory is still 203.4MB. Free memory was 153.0MB in the beginning and 147.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:57:33,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731fd91b-c740-4297-a1e8-00193babd2eb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE