./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.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_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/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_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/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_edb8b98a-98a0-472f-88e4-100f2e32b840/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 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:39,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:39,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:21:39,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:39,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:39,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:39,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:39,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:39,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:39,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:39,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:39,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:39,427 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:39,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:39,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:39,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:39,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:39,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:39,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:39,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:39,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:39,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:39,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:39,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:39,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:39,437 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:39,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:39,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:39,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:39,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:39,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:39,438 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:39,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:39,439 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_edb8b98a-98a0-472f-88e4-100f2e32b840/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39 [2024-11-08 23:21:39,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:39,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:39,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:39,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:39,773 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:39,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c Unable to find full path for "g++" [2024-11-08 23:21:41,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:42,070 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:42,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c [2024-11-08 23:21:42,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/data/79cc36771/2d854a7cb39b48fe84243cb98a0eb1d5/FLAG0f41e03ec [2024-11-08 23:21:42,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/data/79cc36771/2d854a7cb39b48fe84243cb98a0eb1d5 [2024-11-08 23:21:42,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:42,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:42,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:42,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:42,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:42,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2e4da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42, skipping insertion in model container [2024-11-08 23:21:42,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:42,384 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_edb8b98a-98a0-472f-88e4-100f2e32b840/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c[525,538] [2024-11-08 23:21:42,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:42,414 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:42,424 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_edb8b98a-98a0-472f-88e4-100f2e32b840/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c[525,538] [2024-11-08 23:21:42,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:42,450 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:42,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42 WrapperNode [2024-11-08 23:21:42,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:42,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:42,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:42,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:42,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,487 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-08 23:21:42,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:42,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:42,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:42,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:42,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:42,512 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:42,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:42,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:42,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:42,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:42,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:42,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:21:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:21:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:21:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:21:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:21:42,681 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:42,684 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:42,847 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:42,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:42,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:42,880 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:42,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:42 BoogieIcfgContainer [2024-11-08 23:21:42,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:42,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:42,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:42,891 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:42,892 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:42" (1/1) ... [2024-11-08 23:21:42,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 23:21:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 23:21:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:21:42,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:42,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:21:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:43,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:21:43,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:21:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:43,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 32 transitions. [2024-11-08 23:21:43,876 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-08 23:21:43,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:21:43,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:43,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:44,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:21:44,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:44,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 30 transitions. [2024-11-08 23:21:44,760 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-08 23:21:44,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:21:44,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:44,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:21:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:45,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 19 states and 21 transitions. [2024-11-08 23:21:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-08 23:21:45,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:21:45,706 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 23:21:45,716 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:21:45,940 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:21:45,941 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-08 23:21:45,941 INFO L77 FloydHoareUtils]: At program point L29-1(line 29) the Hoare annotation is: (not (and (<= |ULTIMATE.start_main_~a~0#1| 1) (< 1 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~z~0#1| 1) (<= 0 |ULTIMATE.start_main_~a~0#1|) (<= 0 |ULTIMATE.start_main_~z~0#1|))) [2024-11-08 23:21:45,941 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 1) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 23:21:45,942 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-11-08 23:21:45,943 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-11-08 23:21:45,943 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 1) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 23:21:45,943 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-08 23:21:45,943 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:21:45,944 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 45) the Hoare annotation is: true [2024-11-08 23:21:45,944 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 45) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~z~0#1|) |ULTIMATE.start_main_~a~0#1|) (+ |ULTIMATE.start_main_~x~0#1| (* |ULTIMATE.start_main_~az~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-08 23:21:45,944 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-08 23:21:45,945 INFO L77 FloydHoareUtils]: At program point L37-1(lines 36 45) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~z~0#1|) |ULTIMATE.start_main_~a~0#1|) (+ |ULTIMATE.start_main_~x~0#1| (* |ULTIMATE.start_main_~az~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-08 23:21:45,945 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-11-08 23:21:45,945 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 23:21:45,948 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-08 23:21:45,948 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-08 23:21:45,948 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 23:21:45,948 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 23:21:45,949 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-08 23:21:45,949 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-08 23:21:45,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:21:45 ImpRootNode [2024-11-08 23:21:45,972 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:21:45,973 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:21:45,973 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:21:45,975 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:21:45,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:42" (3/4) ... [2024-11-08 23:21:45,979 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:21:45,982 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 23:21:45,983 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 23:21:45,988 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 23:21:45,989 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:21:45,989 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:21:45,990 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:21:46,096 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:21:46,097 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:21:46,097 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:21:46,098 INFO L158 Benchmark]: Toolchain (without parser) took 3997.91ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 96.0MB in the beginning and 89.1MB in the end (delta: 6.9MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,098 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:46,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.31ms. Allocated memory is still 130.0MB. Free memory was 96.0MB in the beginning and 95.0MB in the end (delta: 998.9kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.77ms. Allocated memory is still 130.0MB. Free memory was 94.6MB in the beginning and 93.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,099 INFO L158 Benchmark]: Boogie Preprocessor took 22.46ms. Allocated memory is still 130.0MB. Free memory was 93.3MB in the beginning and 92.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:46,100 INFO L158 Benchmark]: RCFGBuilder took 368.98ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 80.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,100 INFO L158 Benchmark]: CodeCheck took 3090.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 80.4MB in the beginning and 93.3MB in the end (delta: -13.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,100 INFO L158 Benchmark]: Witness Printer took 123.70ms. Allocated memory is still 174.1MB. Free memory was 93.3MB in the beginning and 89.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:21:46,103 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 3 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 103 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 95 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 221 IncrementalHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 65 mSDtfsCounter, 221 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 521 GetRequests, 477 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 466 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 SizeOfPredicates, 1 NumberOfNonLiveVariables, 63 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 21/24 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: 17]: 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 - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.31ms. Allocated memory is still 130.0MB. Free memory was 96.0MB in the beginning and 95.0MB in the end (delta: 998.9kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.77ms. Allocated memory is still 130.0MB. Free memory was 94.6MB in the beginning and 93.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.46ms. Allocated memory is still 130.0MB. Free memory was 93.3MB in the beginning and 92.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 368.98ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 80.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 3090.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 80.4MB in the beginning and 93.3MB in the end (delta: -13.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Witness Printer took 123.70ms. Allocated memory is still 174.1MB. Free memory was 93.3MB in the beginning and 89.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:21:46,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb8b98a-98a0-472f-88e4-100f2e32b840/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