./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/jain_2-1.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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/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 92241f3227c0a2a678e533c7e4602bca2cd56efbb9188155527144a0988b4416 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:31:48,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:31:48,864 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:31:48,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:31:48,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:31:48,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:31:48,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:31:48,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:31:48,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:31:48,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:31:48,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:31:48,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:31:48,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:31:48,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:31:48,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:31:48,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:31:48,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:31:48,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:31:48,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:31:48,916 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:31:48,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:31:48,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:31:48,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:31:48,918 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:31:48,918 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:31:48,919 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:31:48,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:31:48,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:48,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:31:48,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:31:48,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:31:48,927 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:31:48,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:31:48,928 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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92241f3227c0a2a678e533c7e4602bca2cd56efbb9188155527144a0988b4416 [2024-11-08 22:31:49,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:31:49,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:31:49,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:31:49,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:31:49,207 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:31:49,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/jain_2-1.c Unable to find full path for "g++" [2024-11-08 22:31:51,154 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:31:51,345 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:31:51,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/sv-benchmarks/c/bitvector/jain_2-1.c [2024-11-08 22:31:51,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/data/253611487/942bb569282e4968a3e1d2a859093082/FLAGcbbdbaeae [2024-11-08 22:31:51,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/data/253611487/942bb569282e4968a3e1d2a859093082 [2024-11-08 22:31:51,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:31:51,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:31:51,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:51,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:31:51,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:31:51,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b1b6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51, skipping insertion in model container [2024-11-08 22:31:51,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,498 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:31:51,714 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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/sv-benchmarks/c/bitvector/jain_2-1.c[675,688] [2024-11-08 22:31:51,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:51,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:31:51,750 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_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/sv-benchmarks/c/bitvector/jain_2-1.c[675,688] [2024-11-08 22:31:51,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:51,771 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:31:51,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51 WrapperNode [2024-11-08 22:31:51,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:51,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:51,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:31:51,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:31:51,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,804 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2024-11-08 22:31:51,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:51,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:31:51,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:31:51,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:31:51,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:31:51,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:31:51,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:31:51,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:31:51,828 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:51" (1/1) ... [2024-11-08 22:31:51,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:51,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:31:51,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:31:51,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:31:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:31:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:31:51,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:31:51,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:31:51,973 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:31:51,975 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:31:52,068 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:31:52,069 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:31:52,095 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:31:52,095 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:31:52,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:52 BoogieIcfgContainer [2024-11-08 22:31:52,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:31:52,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:31:52,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:31:52,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:31:52,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:52" (1/1) ... [2024-11-08 22:31:52,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:31:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:31:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:31:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:31:52,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:52,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:52,558 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 22:31:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:31:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:31:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:31:52,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:52,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:31:53,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:53,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-11-08 22:31:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-11-08 22:31:53,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:31:53,129 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 22:31:53,138 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:31:53,172 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 22:31:53,173 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 34) the Hoare annotation is: (<= (mod (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|) 2) 0) [2024-11-08 22:31:53,173 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (<= (mod (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|) 2) 0)) [2024-11-08 22:31:53,173 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: (<= (mod (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|) 2) 0) [2024-11-08 22:31:53,173 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:31:53,173 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-11-08 22:31:53,174 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-11-08 22:31:53,185 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~x~0 [2024-11-08 22:31:53,186 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-11-08 22:31:53,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:31:53 ImpRootNode [2024-11-08 22:31:53,187 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:31:53,188 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:31:53,188 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:31:53,188 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:31:53,189 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:52" (3/4) ... [2024-11-08 22:31:53,191 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:31:53,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 22:31:53,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:31:53,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:31:53,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:31:53,290 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:31:53,291 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:31:53,291 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:31:53,295 INFO L158 Benchmark]: Toolchain (without parser) took 1911.25ms. Allocated memory was 113.2MB in the beginning and 157.3MB in the end (delta: 44.0MB). Free memory was 56.2MB in the beginning and 109.6MB in the end (delta: -53.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:53,295 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:53,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.28ms. Allocated memory is still 157.3MB. Free memory was 130.7MB in the beginning and 118.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:31:53,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.71ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 117.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:31:53,297 INFO L158 Benchmark]: Boogie Preprocessor took 20.30ms. Allocated memory is still 157.3MB. Free memory was 117.2MB in the beginning and 116.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:31:53,297 INFO L158 Benchmark]: RCFGBuilder took 269.84ms. Allocated memory is still 157.3MB. Free memory was 116.1MB in the beginning and 106.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:31:53,297 INFO L158 Benchmark]: CodeCheck took 1090.57ms. Allocated memory is still 157.3MB. Free memory was 106.2MB in the beginning and 113.8MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:53,298 INFO L158 Benchmark]: Witness Printer took 103.43ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 109.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:31:53,303 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 2 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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: 16]: 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: 27]: Loop Invariant Derived loop invariant: ((((long long) x + y) % 2) <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.28ms. Allocated memory is still 157.3MB. Free memory was 130.7MB in the beginning and 118.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.71ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 117.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.30ms. Allocated memory is still 157.3MB. Free memory was 117.2MB in the beginning and 116.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 269.84ms. Allocated memory is still 157.3MB. Free memory was 116.1MB in the beginning and 106.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1090.57ms. Allocated memory is still 157.3MB. Free memory was 106.2MB in the beginning and 113.8MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 103.43ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 109.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~x~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 RESULT: Ultimate proved your program to be correct! [2024-11-08 22:31:53,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c2da2-3dca-4a63-813b-ac892c3b66bf/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