./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c --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_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/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_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/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_af1c9801-4ced-4720-a856-75116fcf38be/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 d85bf43cff1a30e10d1e3bbf4675032df62c31f758d5324913387f5dfb870a68 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:03:10,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:03:10,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:03:10,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:03:10,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:03:10,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:03:10,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:03:10,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:03:10,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:03:10,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:03:10,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:03:10,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:03:10,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:03:10,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:03:10,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:03:10,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:03:10,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:03:10,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:03:10,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:03:10,297 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:03:10,297 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:03:10,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:03:10,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:03:10,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:03:10,301 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:03:10,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:03:10,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:03:10,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:10,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:03:10,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:03:10,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:03:10,303 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:03:10,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:03:10,306 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_af1c9801-4ced-4720-a856-75116fcf38be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d85bf43cff1a30e10d1e3bbf4675032df62c31f758d5324913387f5dfb870a68 [2024-11-09 00:03:10,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:03:10,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:03:10,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:03:10,646 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:03:10,647 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:03:10,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-09 00:03:12,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:03:12,992 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:03:12,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c [2024-11-09 00:03:12,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/data/702eecdba/0d83a8d273b241ad9cbcbe786d82b254/FLAG52a9adad4 [2024-11-09 00:03:13,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/data/702eecdba/0d83a8d273b241ad9cbcbe786d82b254 [2024-11-09 00:03:13,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:03:13,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:03:13,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:13,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:03:13,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:03:13,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac3337c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13, skipping insertion in model container [2024-11-09 00:03:13,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:03:13,261 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_af1c9801-4ced-4720-a856-75116fcf38be/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2024-11-09 00:03:13,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:13,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:03:13,294 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_af1c9801-4ced-4720-a856-75116fcf38be/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2024-11-09 00:03:13,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:13,313 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:03:13,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13 WrapperNode [2024-11-09 00:03:13,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:13,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:13,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:03:13,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:03:13,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,349 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-11-09 00:03:13,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:13,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:03:13,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:03:13,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:03:13,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:03:13,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:03:13,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:03:13,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:03:13,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:13,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:03:13,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:03:13,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:03:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:03:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:03:13,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:03:13,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:03:13,683 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-09 00:03:13,683 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:03:13,715 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:03:13,715 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:03:13,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:03:13 BoogieIcfgContainer [2024-11-09 00:03:13,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:03:13,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:03:13,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:03:13,729 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:03:13,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:03:13" (1/1) ... [2024-11-09 00:03:13,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:03:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:13,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-09 00:03:13,803 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-09 00:03:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:03:13,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:13,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:14,304 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 00:03:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:14,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-09 00:03:14,457 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-09 00:03:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:03:14,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:14,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2024-11-09 00:03:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2024-11-09 00:03:14,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:03:14,927 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 00:03:14,937 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:03:14,969 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:03:14,969 INFO L77 FloydHoareUtils]: At program point L25(lines 25 68) the Hoare annotation is: true [2024-11-09 00:03:14,970 INFO L77 FloydHoareUtils]: At program point L19(lines 19 69) the Hoare annotation is: true [2024-11-09 00:03:14,971 INFO L77 FloydHoareUtils]: At program point L44(lines 44 66) the Hoare annotation is: (and (or (< |ULTIMATE.start_main_~main__j~0#1| (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1| 1)) (< 0 (+ |ULTIMATE.start_main_~main__y~0#1| 1))) (or (< (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1|) (+ |ULTIMATE.start_main_~main__j~0#1| 1)) (< |ULTIMATE.start_main_~main__y~0#1| 1))) [2024-11-09 00:03:14,972 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:03:14,972 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 70) the Hoare annotation is: true [2024-11-09 00:03:14,972 INFO L77 FloydHoareUtils]: At program point $Ultimate##6(lines 34 67) the Hoare annotation is: (= (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1|) (+ |ULTIMATE.start_main_~main__j~0#1| |ULTIMATE.start_main_~main__x~0#1|)) [2024-11-09 00:03:14,973 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2024-11-09 00:03:14,973 INFO L75 FloydHoareUtils]: For program point L53(line 53) no Hoare annotation was computed. [2024-11-09 00:03:14,973 INFO L77 FloydHoareUtils]: At program point L51(lines 51 60) the Hoare annotation is: (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) [2024-11-09 00:03:14,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:03:14 ImpRootNode [2024-11-09 00:03:14,990 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:03:14,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:03:14,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:03:14,991 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:03:14,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:03:13" (3/4) ... [2024-11-09 00:03:14,994 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:03:15,003 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-09 00:03:15,005 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:03:15,005 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:03:15,006 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:03:15,128 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:03:15,128 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:03:15,129 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:03:15,129 INFO L158 Benchmark]: Toolchain (without parser) took 2110.69ms. Allocated memory is still 148.9MB. Free memory was 120.4MB in the beginning and 118.7MB in the end (delta: 1.7MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,130 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:03:15,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 148.9MB. Free memory was 121.5MB in the beginning and 109.6MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.63ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 107.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:03:15,131 INFO L158 Benchmark]: Boogie Preprocessor took 18.78ms. Allocated memory is still 148.9MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 766.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,131 INFO L158 Benchmark]: RCFGBuilder took 346.21ms. Allocated memory is still 148.9MB. Free memory was 106.8MB in the beginning and 115.2MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,132 INFO L158 Benchmark]: CodeCheck took 1272.80ms. Allocated memory is still 148.9MB. Free memory was 115.2MB in the beginning and 62.8MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,132 INFO L158 Benchmark]: Witness Printer took 138.10ms. Allocated memory is still 148.9MB. Free memory was 62.8MB in the beginning and 118.7MB in the end (delta: -56.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-09 00:03:15,134 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, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 10 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 106 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 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: 53]: 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: 34]: Location Invariant Derived location invariant: (((long long) main__i + main__y) == ((long long) main__j + main__x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 148.9MB. Free memory was 121.5MB in the beginning and 109.6MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.63ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 107.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.78ms. Allocated memory is still 148.9MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 766.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 346.21ms. Allocated memory is still 148.9MB. Free memory was 106.8MB in the beginning and 115.2MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1272.80ms. Allocated memory is still 148.9MB. Free memory was 115.2MB in the beginning and 62.8MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 138.10ms. Allocated memory is still 148.9MB. Free memory was 62.8MB in the beginning and 118.7MB in the end (delta: -56.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:03:15,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1c9801-4ced-4720-a856-75116fcf38be/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