./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/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_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/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_911d6d67-8897-462a-86f5-a77ef68b1222/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 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:49,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:49,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:57:49,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:57:49,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:57:49,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:49,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:49,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:57:49,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:49,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:49,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:49,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:49,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:57:49,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:57:49,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:57:49,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:49,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:49,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:49,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:49,426 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:49,430 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:57:49,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:49,431 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:49,434 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:49,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:49,435 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:49,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:49,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:49,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:49,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:49,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:49,437 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:57:49,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:57:49,439 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_911d6d67-8897-462a-86f5-a77ef68b1222/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 [2024-11-09 00:57:49,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:49,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:49,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:49,712 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:49,712 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:49,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c Unable to find full path for "g++" [2024-11-09 00:57:51,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:52,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:52,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/sv-benchmarks/c/eca-rers2012/Problem10_label32.c [2024-11-09 00:57:52,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/data/d3098259d/b4f20ea8b9db41909e79c7b27e1b7b6d/FLAG4bb1b97bf [2024-11-09 00:57:52,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/data/d3098259d/b4f20ea8b9db41909e79c7b27e1b7b6d [2024-11-09 00:57:52,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:52,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:52,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:52,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:52,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:52,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6640627b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52, skipping insertion in model container [2024-11-09 00:57:52,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,158 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:52,376 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_911d6d67-8897-462a-86f5-a77ef68b1222/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-11-09 00:57:52,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:52,581 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:52,605 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_911d6d67-8897-462a-86f5-a77ef68b1222/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-11-09 00:57:52,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:52,820 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:52,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52 WrapperNode [2024-11-09 00:57:52,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:52,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:52,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:52,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:52,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,932 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-09 00:57:52,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:52,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:52,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:52,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:52,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:52,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:53,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:53,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:53,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:53,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:53,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:53,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:53,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:53,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:52" (1/1) ... [2024-11-09 00:57:53,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:53,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:53,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:53,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:57:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:53,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:53,215 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:53,218 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:54,546 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-09 00:57:54,547 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:57,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:57:57,960 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:57:57,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:57 BoogieIcfgContainer [2024-11-09 00:57:57,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:57:57,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:57:57,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:57:57,973 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:57:57,974 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:57" (1/1) ... [2024-11-09 00:57:57,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:57:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:57:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:57:58,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:58,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:57:58,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:58,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-09 00:57:58,521 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-09 00:57:58,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:57:58,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:58,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:58:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-09 00:58:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-09 00:58:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:13,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:13,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:58:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2024-11-09 00:58:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2024-11-09 00:58:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:37,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:37,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:58:55,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 70 transitions. [2024-11-09 00:58:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2024-11-09 00:58:55,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:58:55,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:55,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:08,331 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:59:09,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:09,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2024-11-09 00:59:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2024-11-09 00:59:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:59:09,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:09,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:59:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-11-09 00:59:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-11-09 00:59:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:59:21,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:21,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:34,557 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:59:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2024-11-09 00:59:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2024-11-09 00:59:35,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:59:35,163 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 00:59:35,171 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:59:35,818 INFO L77 FloydHoareUtils]: At program point L597(line 597) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 (or (< (+ ~a1~0 102163) 0) (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1))) [2024-11-09 00:59:35,819 INFO L77 FloydHoareUtils]: At program point L85-1(lines 30 584) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and (or (< (+ ~a1~0 12) 0) (< 38 ~a1~0) (not (= 7 ~a19~0))) .cse0 .cse1))) [2024-11-09 00:59:35,819 INFO L77 FloydHoareUtils]: At program point L88-1(lines 30 584) the Hoare annotation is: (and (or (< (+ ~a1~0 12) 0) (< 38 ~a1~0) (not (= 7 ~a19~0)) (not (= ~a10~0 3))) (= 14 ~a4~0) (= ~a12~0 0)) [2024-11-09 00:59:35,819 INFO L75 FloydHoareUtils]: For program point L89(line 89) no Hoare annotation was computed. [2024-11-09 00:59:35,820 INFO L77 FloydHoareUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2024-11-09 00:59:35,820 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:59:35,820 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:59:35,820 INFO L77 FloydHoareUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 (or (< (+ ~a1~0 102163) 0) (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1))) [2024-11-09 00:59:35,821 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 89) no Hoare annotation was computed. [2024-11-09 00:59:35,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:59:35 ImpRootNode [2024-11-09 00:59:35,840 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:59:35,840 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:59:35,840 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:59:35,841 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:59:35,841 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:57" (3/4) ... [2024-11-09 00:59:35,843 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:59:35,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 195 nodes and edges [2024-11-09 00:59:35,870 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-09 00:59:35,872 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:59:35,873 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:59:36,043 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:59:36,044 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:59:36,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:59:36,045 INFO L158 Benchmark]: Toolchain (without parser) took 103949.52ms. Allocated memory was 134.2MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 95.2MB in the beginning and 1.0GB in the end (delta: -911.4MB). Peak memory consumption was 975.7MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,046 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 102.8MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:36,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.87ms. Allocated memory is still 134.2MB. Free memory was 94.8MB in the beginning and 100.6MB in the end (delta: -5.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.94ms. Allocated memory is still 134.2MB. Free memory was 100.6MB in the beginning and 92.3MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,048 INFO L158 Benchmark]: Boogie Preprocessor took 104.60ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 87.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,048 INFO L158 Benchmark]: RCFGBuilder took 4919.00ms. Allocated memory was 134.2MB in the beginning and 373.3MB in the end (delta: 239.1MB). Free memory was 87.2MB in the beginning and 198.5MB in the end (delta: -111.3MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,049 INFO L158 Benchmark]: CodeCheck took 97878.09ms. Allocated memory was 373.3MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 198.5MB in the beginning and 1.0GB in the end (delta: -820.7MB). Peak memory consumption was 827.7MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,049 INFO L158 Benchmark]: Witness Printer took 204.42ms. Allocated memory is still 2.0GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:59:36,052 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 97.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 344 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 308 mSDsluCounter, 325 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 198 mSDsCounter, 155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 877 IncrementalHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 155 mSolverCounterUnsat, 127 mSDtfsCounter, 877 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 953 GetRequests, 811 SyntacticMatches, 32 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5346 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 90.1s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 982 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 42/86 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: 89]: 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 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: ((((((a10 != 4) && (14 == a4)) && (a12 == 0)) && (a10 != 3)) || (((14 == a4) && (a12 == 0)) && (9 <= a19))) || (((14 == a4) && ((((((long long) a1 + 102163) < 0) || (a19 < 7)) || (a19 == 8)) || (518103 < a1))) && (a12 == 0))) - InvariantResult [Line: 30]: Location Invariant Derived location invariant: ((((((((long long) a1 + 12) < 0) || (38 < a1)) || (7 != a19)) || (a10 != 3)) && (14 == a4)) && (a12 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 102.8MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.87ms. Allocated memory is still 134.2MB. Free memory was 94.8MB in the beginning and 100.6MB in the end (delta: -5.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.94ms. Allocated memory is still 134.2MB. Free memory was 100.6MB in the beginning and 92.3MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.60ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 87.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4919.00ms. Allocated memory was 134.2MB in the beginning and 373.3MB in the end (delta: 239.1MB). Free memory was 87.2MB in the beginning and 198.5MB in the end (delta: -111.3MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. * CodeCheck took 97878.09ms. Allocated memory was 373.3MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 198.5MB in the beginning and 1.0GB in the end (delta: -820.7MB). Peak memory consumption was 827.7MB. Max. memory is 16.1GB. * Witness Printer took 204.42ms. Allocated memory is still 2.0GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:59:36,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d6d67-8897-462a-86f5-a77ef68b1222/bin/ukojak-verify-ImItNfHLgk/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