./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-floats-scientific-comp/loop5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/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_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/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_0ff84d25-f00f-491d-81e3-828c26bf7acb/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 6b555c1a190100d81472ccbf1fd7aa38859f39559581e0e1305f19efc021162a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:48:11,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:48:11,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:48:11,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:48:11,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:48:11,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:48:11,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:48:11,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:48:11,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:48:11,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:48:11,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:48:11,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:48:11,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:48:11,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:48:11,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:48:11,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:48:11,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:48:11,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:48:11,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:48:11,474 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:48:11,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:48:11,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:48:11,475 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:48:11,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:48:11,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:48:11,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:48:11,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:48:11,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:48:11,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:48:11,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:48:11,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:48:11,487 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:48:11,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:48:11,488 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b555c1a190100d81472ccbf1fd7aa38859f39559581e0e1305f19efc021162a [2024-11-08 23:48:11,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:48:11,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:48:11,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:48:11,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:48:11,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:48:11,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-floats-scientific-comp/loop5.i Unable to find full path for "g++" [2024-11-08 23:48:14,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:48:14,445 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:48:14,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i [2024-11-08 23:48:14,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/cb729af10/baa6e6ba353b4a7382d7d6557b05a384/FLAG83297ab9e [2024-11-08 23:48:14,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/cb729af10/baa6e6ba353b4a7382d7d6557b05a384 [2024-11-08 23:48:14,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:48:14,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:48:14,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:48:14,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:48:14,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:48:14,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:48:14" (1/1) ... [2024-11-08 23:48:14,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4bc2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:14, skipping insertion in model container [2024-11-08 23:48:14,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:48:14" (1/1) ... [2024-11-08 23:48:14,762 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:48:15,584 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i[40788,40801] [2024-11-08 23:48:15,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:48:15,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:48:15,662 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i[40788,40801] [2024-11-08 23:48:15,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:48:15,809 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:48:15,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15 WrapperNode [2024-11-08 23:48:15,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:48:15,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:48:15,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:48:15,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:48:15,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,874 INFO L138 Inliner]: procedures = 452, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 72 [2024-11-08 23:48:15,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:48:15,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:48:15,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:48:15,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:48:15,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,911 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:48:15,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:48:15,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:48:15,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:48:15,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:15" (1/1) ... [2024-11-08 23:48:15,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:48:15,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:48:15,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:48:15,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:48:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:48:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:48:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:48:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:48:16,138 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:48:16,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:48:16,286 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 23:48:16,286 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:48:16,368 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:48:16,369 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:48:16,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:48:16 BoogieIcfgContainer [2024-11-08 23:48:16,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:48:16,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:48:16,371 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:48:16,382 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:48:16,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:48:16" (1/1) ... [2024-11-08 23:48:16,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:48:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-08 23:48:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-08 23:48:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:48:16,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:16,614 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 23:48:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:16,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-08 23:48:16,639 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-08 23:48:16,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:48:16,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:16,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:48:16,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:48:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:48:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:48:16,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:48:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:48:16,791 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:48:16,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:48:16 ImpRootNode [2024-11-08 23:48:16,817 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:48:16,818 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:48:16,818 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:48:16,818 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:48:16,819 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:48:16" (3/4) ... [2024-11-08 23:48:16,822 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:48:16,823 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:48:16,823 INFO L158 Benchmark]: Toolchain (without parser) took 2136.25ms. Allocated memory is still 182.5MB. Free memory was 148.6MB in the beginning and 64.3MB in the end (delta: 84.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-08 23:48:16,824 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 86.3MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:48:16,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1121.18ms. Allocated memory is still 182.5MB. Free memory was 147.9MB in the beginning and 99.7MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 23:48:16,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.56ms. Allocated memory is still 182.5MB. Free memory was 99.7MB in the beginning and 96.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:48:16,826 INFO L158 Benchmark]: Boogie Preprocessor took 36.04ms. Allocated memory is still 182.5MB. Free memory was 96.7MB in the beginning and 95.8MB in the end (delta: 906.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:48:16,827 INFO L158 Benchmark]: RCFGBuilder took 455.92ms. Allocated memory is still 182.5MB. Free memory was 95.8MB in the beginning and 82.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:48:16,828 INFO L158 Benchmark]: CodeCheck took 446.89ms. Allocated memory is still 182.5MB. Free memory was 82.0MB in the beginning and 64.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:48:16,828 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 182.5MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:48:16,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 991]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 1001, overapproximation of someBinaryArithmeticFLOAToperation at line 1009, overapproximation of someBinaryArithmeticDOUBLEoperation at line 1002. Possible FailurePath: [L994] float pi = 3.14159 ; [L1013] int x ; [L1014] float angleInRadian ; [L1015] float phaseLag = pi/2, phaseLead=pi ; [L1016] double sum1=0.0, sum2 = 0.0 ; [L1017] int temp; [L1018] double count=0.0 ; VAL [pi=314159/100000, sum1=0, sum2=0] [L1022] COND TRUE 1 [L1024] x = __VERIFIER_nondet_int() [L1025] CALL assume_abort_if_not(x > -180 && x < 180) [L989] COND FALSE !(!cond) [L1025] RET assume_abort_if_not(x > -180 && x < 180) [L1026] CALL, EXPR radianMeasure(x) [L1009] return (degrees * (pi/180)) ; [L1026] RET, EXPR radianMeasure(x) [L1026] angleInRadian = radianMeasure(x) [L1027] sum2 = sum2 + sin(angleInRadian+2*phaseLead) [L1028] sum1 = sum1 + cos(angleInRadian+3*phaseLag) [L1030] temp = __VERIFIER_nondet_int() [L1031] count++ VAL [pi=314159/100000, temp=0] [L1032] COND TRUE temp == 0 VAL [pi=314159/100000] [L1035] CALL, EXPR diff(sum1,sum2) [L1001] COND TRUE x1 > x2 [L1002] return (x1-x2) ; [L1035] RET, EXPR diff(sum1,sum2) [L1035] CALL __VERIFIER_assert(diff(sum1,sum2) <= count*2) [L991] COND TRUE !(cond) VAL [pi=314159/100000] [L991] reach_error() VAL [pi=314159/100000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 86.3MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1121.18ms. Allocated memory is still 182.5MB. Free memory was 147.9MB in the beginning and 99.7MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.56ms. Allocated memory is still 182.5MB. Free memory was 99.7MB in the beginning and 96.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.04ms. Allocated memory is still 182.5MB. Free memory was 96.7MB in the beginning and 95.8MB in the end (delta: 906.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 455.92ms. Allocated memory is still 182.5MB. Free memory was 95.8MB in the beginning and 82.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 446.89ms. Allocated memory is still 182.5MB. Free memory was 82.0MB in the beginning and 64.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 182.5MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:48:16,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/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_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-floats-scientific-comp/loop5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/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 6b555c1a190100d81472ccbf1fd7aa38859f39559581e0e1305f19efc021162a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:48:19,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:48:19,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:48:19,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:48:19,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:48:19,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:48:19,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:48:19,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:48:19,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:48:19,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:48:19,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:48:19,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:48:19,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:48:19,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:48:19,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:48:19,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:48:19,808 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:48:19,809 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:48:19,809 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:48:19,809 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:48:19,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:48:19,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:48:19,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:48:19,815 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:48:19,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:48:19,816 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:48:19,816 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:19,817 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:48:19,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:48:19,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:48:19,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:48:19,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:48:19,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:48:19,818 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:48:19,819 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:19,819 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:48:19,819 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b555c1a190100d81472ccbf1fd7aa38859f39559581e0e1305f19efc021162a [2024-11-08 23:48:20,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:48:20,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:48:20,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:48:20,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:48:20,377 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:48:20,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-floats-scientific-comp/loop5.i Unable to find full path for "g++" [2024-11-08 23:48:22,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:48:23,131 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:48:23,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i [2024-11-08 23:48:23,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/d82f72786/9ee1126687554d65ad8eb868afa96cc5/FLAG5582c0794 [2024-11-08 23:48:23,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/data/d82f72786/9ee1126687554d65ad8eb868afa96cc5 [2024-11-08 23:48:23,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:48:23,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:48:23,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:48:23,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:48:23,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:48:23,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:48:23" (1/1) ... [2024-11-08 23:48:23,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5631e775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:23, skipping insertion in model container [2024-11-08 23:48:23,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:48:23" (1/1) ... [2024-11-08 23:48:23,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:48:24,137 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i[40788,40801] [2024-11-08 23:48:24,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:48:24,189 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:48:24,259 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_0ff84d25-f00f-491d-81e3-828c26bf7acb/sv-benchmarks/c/loop-floats-scientific-comp/loop5.i[40788,40801] [2024-11-08 23:48:24,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:48:24,494 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:48:24,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24 WrapperNode [2024-11-08 23:48:24,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:48:24,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:48:24,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:48:24,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:48:24,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,591 INFO L138 Inliner]: procedures = 453, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 71 [2024-11-08 23:48:24,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:48:24,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:48:24,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:48:24,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:48:24,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:48:24,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:48:24,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:48:24,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:48:24,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:48:24" (1/1) ... [2024-11-08 23:48:24,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:48:24,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:48:24,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:48:24,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:48:24,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:48:24,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:48:24,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:48:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:48:24,930 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:48:24,933 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:48:30,645 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:48:30,645 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:48:30,745 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:48:30,746 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:48:30,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:48:30 BoogieIcfgContainer [2024-11-08 23:48:30,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:48:30,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:48:30,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:48:30,768 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:48:30,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:48:30" (1/1) ... [2024-11-08 23:48:30,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:48:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-08 23:48:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-08 23:48:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:48:30,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:30,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:30,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:30,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:30,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:48:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:31,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:31,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:48:31,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:31,208 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 23:48:31,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:34,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:48:35,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:48:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-08 23:48:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-08 23:48:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:48:35,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:35,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:35,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:35,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:35,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff84d25-f00f-491d-81e3-828c26bf7acb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:48:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:48:36,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:48:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat