./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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 e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:47,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:47,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:47,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:47,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:47,301 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:47,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:47,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:47,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:47,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:47,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:47,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:47,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:47,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:47,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:47,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:47,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:47,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:47,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:47,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:47,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:47,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:47,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:47,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:47,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:47,317 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:47,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:47,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:47,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:47,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:47,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:47,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:47,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:47,319 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a [2024-11-08 22:05:47,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:47,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:47,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:47,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:47,687 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:47,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c Unable to find full path for "g++" [2024-11-08 22:05:49,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:49,968 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:49,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2024-11-08 22:05:49,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/ddfcec6e1/f86dba398a2748438ec09b5950b0c8a5/FLAG7e3cff7af [2024-11-08 22:05:50,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/ddfcec6e1/f86dba398a2748438ec09b5950b0c8a5 [2024-11-08 22:05:50,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:50,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:50,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:50,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:50,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:50,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:50" (1/1) ... [2024-11-08 22:05:50,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312c71da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:50, skipping insertion in model container [2024-11-08 22:05:50,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:50" (1/1) ... [2024-11-08 22:05:50,352 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:50,791 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2024-11-08 22:05:50,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:50,822 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:50,966 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2024-11-08 22:05:50,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:51,007 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:51,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51 WrapperNode [2024-11-08 22:05:51,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:51,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:51,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:51,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:51,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,156 INFO L138 Inliner]: procedures = 27, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1040 [2024-11-08 22:05:51,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:51,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:51,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:51,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:51,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:51,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:51,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:51,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:51,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:51" (1/1) ... [2024-11-08 22:05:51,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:51,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:51,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:51,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2024-11-08 22:05:51,417 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2024-11-08 22:05:51,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-08 22:05:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-08 22:05:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-08 22:05:51,418 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-08 22:05:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:05:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:05:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:05:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2024-11-08 22:05:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2024-11-08 22:05:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:05:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:05:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-08 22:05:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-08 22:05:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:51,666 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:51,668 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:03,725 INFO L? ?]: Removed 291 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:03,726 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:04,302 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:04,304 INFO L316 CfgBuilder]: Removed 49 assume(true) statements. [2024-11-08 22:06:04,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:04 BoogieIcfgContainer [2024-11-08 22:06:04,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:04,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:04,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:04,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:04,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:04" (1/1) ... [2024-11-08 22:06:04,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 207 states and 338 transitions. [2024-11-08 22:06:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 338 transitions. [2024-11-08 22:06:04,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:06:04,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:04,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:06,624 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 22:06:16,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:06:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 207 states and 335 transitions. [2024-11-08 22:06:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 335 transitions. [2024-11-08 22:06:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:06:16,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:16,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:18,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:30,290 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:06:30,294 INFO L158 Benchmark]: Toolchain (without parser) took 40001.39ms. Allocated memory was 138.4MB in the beginning and 327.2MB in the end (delta: 188.7MB). Free memory was 96.9MB in the beginning and 141.6MB in the end (delta: -44.7MB). Peak memory consumption was 145.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,294 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:30,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.24ms. Allocated memory is still 138.4MB. Free memory was 96.5MB in the beginning and 68.2MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.34ms. Allocated memory is still 138.4MB. Free memory was 68.2MB in the beginning and 106.2MB in the end (delta: -38.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,296 INFO L158 Benchmark]: Boogie Preprocessor took 168.04ms. Allocated memory is still 138.4MB. Free memory was 106.2MB in the beginning and 98.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,297 INFO L158 Benchmark]: RCFGBuilder took 12979.31ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 98.6MB in the beginning and 69.6MB in the end (delta: 28.9MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,298 INFO L158 Benchmark]: CodeCheck took 25987.36ms. Allocated memory was 188.7MB in the beginning and 327.2MB in the end (delta: 138.4MB). Free memory was 69.6MB in the beginning and 141.6MB in the end (delta: -72.0MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:30,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.24ms. Allocated memory is still 138.4MB. Free memory was 96.5MB in the beginning and 68.2MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.34ms. Allocated memory is still 138.4MB. Free memory was 68.2MB in the beginning and 106.2MB in the end (delta: -38.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.04ms. Allocated memory is still 138.4MB. Free memory was 106.2MB in the beginning and 98.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 12979.31ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 98.6MB in the beginning and 69.6MB in the end (delta: 28.9MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * CodeCheck took 25987.36ms. Allocated memory was 188.7MB in the beginning and 327.2MB in the end (delta: 138.4MB). Free memory was 69.6MB in the beginning and 141.6MB in the end (delta: -72.0MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:30,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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 e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:32,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:32,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:06:32,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:32,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:32,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:32,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:32,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:32,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:32,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:32,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:32,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:32,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:32,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:32,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:32,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:32,952 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:32,952 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:32,952 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:32,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:32,953 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:32,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:32,957 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:32,958 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:32,958 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:32,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:32,959 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:32,959 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:32,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:32,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:32,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:32,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:32,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:32,963 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:32,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:32,963 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:32,964 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e48a2b6d608f73a5a4b901432af53cd339c224015450a431b11195b46e5ed33a [2024-11-08 22:06:33,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:33,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:33,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:33,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:33,412 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:33,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c Unable to find full path for "g++" [2024-11-08 22:06:35,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:35,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:35,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2024-11-08 22:06:35,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/ef48a3b48/7da9253b2b87474881424c4a76ace53f/FLAG9d6dcdb77 [2024-11-08 22:06:35,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/data/ef48a3b48/7da9253b2b87474881424c4a76ace53f [2024-11-08 22:06:35,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:35,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:35,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:35,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:35,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:35,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:35" (1/1) ... [2024-11-08 22:06:35,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e0a95df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:35, skipping insertion in model container [2024-11-08 22:06:35,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:35" (1/1) ... [2024-11-08 22:06:35,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:36,337 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2024-11-08 22:06:36,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:36,394 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:36,537 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_898a7c86-c803-4446-a50c-ba7ba84ee8f2/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c[16310,16323] [2024-11-08 22:06:36,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:36,588 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:36,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36 WrapperNode [2024-11-08 22:06:36,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:36,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:36,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:36,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:36,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,725 INFO L138 Inliner]: procedures = 31, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 938 [2024-11-08 22:06:36,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:36,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:36,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:36,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:36,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:36,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:36,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:36,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:36,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:36" (1/1) ... [2024-11-08 22:06:36,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:36,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:36,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:36,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:06:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2024-11-08 22:06:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2024-11-08 22:06:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-08 22:06:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:06:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:06:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-08 22:06:36,931 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-08 22:06:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-08 22:06:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:06:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2024-11-08 22:06:36,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2024-11-08 22:06:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-08 22:06:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-08 22:06:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-08 22:06:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:06:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:37,200 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:37,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:09:52,519 INFO L? ?]: Removed 270 outVars from TransFormulas that were not future-live. [2024-11-08 22:09:52,520 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:09:52,866 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:09:52,868 INFO L316 CfgBuilder]: Removed 49 assume(true) statements. [2024-11-08 22:09:52,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:52 BoogieIcfgContainer [2024-11-08 22:09:52,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:09:52,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:09:52,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:09:52,881 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:09:52,883 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:52" (1/1) ... [2024-11-08 22:09:52,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:09:52,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 206 states and 337 transitions. [2024-11-08 22:09:52,972 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 337 transitions. [2024-11-08 22:09:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:09:52,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:52,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:52,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:52,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:52,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:09:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:55,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:09:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:56,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:09:56,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:09:56,575 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 22:09:56,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:09:58,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:09:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 206 states and 334 transitions. [2024-11-08 22:09:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 334 transitions. [2024-11-08 22:09:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:09:58,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:58,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:58,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:58,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:58,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:10:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:03,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:03,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:10:03,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:05,692 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 22:10:05,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:10:08,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:10:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 65 transitions. [2024-11-08 22:10:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2024-11-08 22:10:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:10:10,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:10,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:10,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:10,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:10,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:10:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:13,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:14,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:10:14,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:14,129 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 22:10:14,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:10:24,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:10:27,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:27,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 63 transitions. [2024-11-08 22:10:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2024-11-08 22:10:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:10:27,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:27,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:27,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:27,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:27,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:10:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:39,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:44,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:10:44,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:53,085 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 22:10:53,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:11:21,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:35,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.90s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:49,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:12:04,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:12:08,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:12:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 72 transitions. [2024-11-08 22:12:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-08 22:12:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:12:09,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:09,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:12:09,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:12:09,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:12:09,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:12:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:11,537 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:12:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:12,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:12:12,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:12,202 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 22:12:12,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:12:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 70 transitions. [2024-11-08 22:12:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2024-11-08 22:12:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:12:12,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:12,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:12:12,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:12:12,235 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:12:12,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:12:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:25,923 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:12:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:26,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:12:26,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:30,587 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 22:12:30,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 22:12:54,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:08,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.82s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:22,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:36,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.98s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:41,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:51,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:13:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 50 states and 69 transitions. [2024-11-08 22:13:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-11-08 22:13:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:13:53,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:53,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:13:53,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:13:53,998 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:13:54,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:14:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:14:12,378 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:14:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:14:16,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:14:16,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:14:31,724 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 22:14:31,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:14:52,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:06,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.88s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:19,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:33,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.83s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:38,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:48,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:15:59,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:16:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 53 states and 75 transitions. [2024-11-08 22:16:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2024-11-08 22:16:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:16:05,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:05,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:05,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:16:05,742 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:16:05,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:16:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:18,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:16:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:19,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:16:19,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:16:35,757 WARN L286 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:16:51,316 WARN L286 SmtUtils]: Spent 15.56s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:17:01,474 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:18:31,897 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 22:18:31,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-08 22:18:31,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898a7c86-c803-4446-a50c-ba7ba84ee8f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:18:31,922 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:18:31,925 INFO L158 Benchmark]: Toolchain (without parser) took 716132.27ms. Allocated memory was 60.8MB in the beginning and 222.3MB in the end (delta: 161.5MB). Free memory was 29.5MB in the beginning and 175.7MB in the end (delta: -146.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,926 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:18:31,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.62ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 29.4MB in the beginning and 54.2MB in the end (delta: -24.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.25ms. Allocated memory is still 81.8MB. Free memory was 54.2MB in the beginning and 48.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,928 INFO L158 Benchmark]: Boogie Preprocessor took 120.20ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 40.5MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,928 INFO L158 Benchmark]: RCFGBuilder took 196015.88ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 42.9MB in the end (delta: -2.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,929 INFO L158 Benchmark]: CodeCheck took 519053.80ms. Allocated memory was 81.8MB in the beginning and 222.3MB in the end (delta: 140.5MB). Free memory was 42.9MB in the beginning and 175.7MB in the end (delta: -132.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-08 22:18:31,931 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.62ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 29.4MB in the beginning and 54.2MB in the end (delta: -24.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.25ms. Allocated memory is still 81.8MB. Free memory was 54.2MB in the beginning and 48.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.20ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 40.5MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 196015.88ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 42.9MB in the end (delta: -2.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 519053.80ms. Allocated memory was 81.8MB in the beginning and 222.3MB in the end (delta: 140.5MB). Free memory was 42.9MB in the beginning and 175.7MB in the end (delta: -132.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants