./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/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_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/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_f79a1eaa-66ed-48b8-80cf-9c00df186659/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 ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:53:36,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:53:36,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:53:36,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:53:36,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:53:36,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:53:36,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:53:36,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:53:36,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:53:36,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:53:36,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:53:36,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:53:36,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:53:36,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:53:36,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:53:36,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:53:36,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:53:36,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:53:36,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:53:36,532 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:53:36,532 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:53:36,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:53:36,533 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:53:36,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:53:36,534 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:53:36,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:53:36,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:53:36,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:36,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:53:36,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:53:36,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:53:36,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:53:36,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:53:36,542 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 [2024-11-08 22:53:36,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:53:36,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:53:36,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:53:36,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:53:36,876 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:53:36,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c Unable to find full path for "g++" [2024-11-08 22:53:39,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:53:39,404 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:53:39,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c [2024-11-08 22:53:39,419 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/ca4e4f67e/bc25578743834e5dbda058ed0db19e1f/FLAG11f103b1e [2024-11-08 22:53:39,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/ca4e4f67e/bc25578743834e5dbda058ed0db19e1f [2024-11-08 22:53:39,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:53:39,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:53:39,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:39,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:53:39,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:53:39,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:39" (1/1) ... [2024-11-08 22:53:39,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d27f7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:39, skipping insertion in model container [2024-11-08 22:53:39,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:39" (1/1) ... [2024-11-08 22:53:39,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:53:39,975 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[1372,1385] [2024-11-08 22:53:39,988 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[2411,2424] [2024-11-08 22:53:39,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:40,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:53:40,032 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[1372,1385] [2024-11-08 22:53:40,037 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[2411,2424] [2024-11-08 22:53:40,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:40,061 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:53:40,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40 WrapperNode [2024-11-08 22:53:40,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:40,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:40,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:53:40,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:53:40,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,103 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 137 [2024-11-08 22:53:40,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:40,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:53:40,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:53:40,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:53:40,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:53:40,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:53:40,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:53:40,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:53:40,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:53:40,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:53:40,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:53:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:53:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:53:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:53:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:53:40,284 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:53:40,287 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:53:40,495 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:53:40,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:53:40,556 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:53:40,557 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:53:40,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:40 BoogieIcfgContainer [2024-11-08 22:53:40,558 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:53:40,559 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:53:40,559 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:53:40,570 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:53:40,571 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:40" (1/1) ... [2024-11-08 22:53:40,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:53:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:40,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2024-11-08 22:53:40,642 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2024-11-08 22:53:40,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:53:40,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:40,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:41,001 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 22:53:41,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-08 22:53:41,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-08 22:53:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:53:41,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:41,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:41,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:41,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:41,274 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:53:41,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:53:41 ImpRootNode [2024-11-08 22:53:41,308 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:53:41,309 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:53:41,309 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:53:41,310 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:53:41,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:40" (3/4) ... [2024-11-08 22:53:41,313 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:53:41,315 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:53:41,315 INFO L158 Benchmark]: Toolchain (without parser) took 1606.46ms. Allocated memory is still 186.6MB. Free memory was 151.7MB in the beginning and 151.9MB in the end (delta: -168.2kB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-08 22:53:41,316 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:41,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.38ms. Allocated memory is still 186.6MB. Free memory was 151.6MB in the beginning and 137.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:41,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.74ms. Allocated memory is still 186.6MB. Free memory was 137.5MB in the beginning and 136.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:41,318 INFO L158 Benchmark]: Boogie Preprocessor took 25.93ms. Allocated memory is still 186.6MB. Free memory was 135.7MB in the beginning and 134.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:41,318 INFO L158 Benchmark]: RCFGBuilder took 426.88ms. Allocated memory is still 186.6MB. Free memory was 134.5MB in the beginning and 120.2MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:53:41,319 INFO L158 Benchmark]: CodeCheck took 749.81ms. Allocated memory is still 186.6MB. Free memory was 120.2MB in the beginning and 152.5MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:41,319 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 186.6MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:41,322 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, 28 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 11 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 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: 59]: 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 46, overapproximation of to_real at line 42, overapproximation of someBinaryArithmeticDOUBLEoperation at line 177. Possible FailurePath: [L1] int __return_main; [L13] int __tmp_129_0; [L14] int __tmp_129_1; [L15] int __tmp_129_2; [L16] int __tmp_112_0; [L17] int __return_134; [L20] double main__E0; [L21] double main__E1; [L22] double main__S; [L23] int main__i; [L24] main__E1 = 0 [L25] main__S = 0 [L26] main__i = 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main__i=0] [L27] COND TRUE main__i <= 1000000 [L29] main__E0 = __VERIFIER_nondet_double() [L30] int main____CPAchecker_TMP_0; VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main__i=0] [L31] COND TRUE main__E0 >= -1.0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main__i=0] [L33] COND TRUE main__E0 <= 1.0 [L35] main____CPAchecker_TMP_0 = 1 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L36] COND TRUE main____CPAchecker_TMP_0 != 0 [L38] int main____CPAchecker_TMP_1; [L39] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L40] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L42] main__S = 0 [L44] main__E1 = main__E0 [L45] int main____CPAchecker_TMP_2; VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main__i=0] [L46] COND FALSE !(main__S >= -10000.0) VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main__i=0] [L166] main____CPAchecker_TMP_2 = 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main____CPAchecker_TMP_2=0, main__i=0] [L53] int __tmp_1; [L54] __tmp_1 = main____CPAchecker_TMP_2 [L55] int __VERIFIER_assert__cond; [L56] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main____CPAchecker_TMP_2=0, main__i=0] [L57] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main____CPAchecker_TMP_2=0, main__i=0] [L59] reach_error() VAL [__return_134=0, __return_main=0, __tmp_112_0=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=-1, main____CPAchecker_TMP_2=0, main__i=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.38ms. Allocated memory is still 186.6MB. Free memory was 151.6MB in the beginning and 137.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.74ms. Allocated memory is still 186.6MB. Free memory was 137.5MB in the beginning and 136.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.93ms. Allocated memory is still 186.6MB. Free memory was 135.7MB in the beginning and 134.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.88ms. Allocated memory is still 186.6MB. Free memory was 134.5MB in the beginning and 120.2MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 749.81ms. Allocated memory is still 186.6MB. Free memory was 120.2MB in the beginning and 152.5MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 186.6MB. Free memory is still 151.9MB. 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 22:53:41,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/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_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/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_f79a1eaa-66ed-48b8-80cf-9c00df186659/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 ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:53:43,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:53:44,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:53:44,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:53:44,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:53:44,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:53:44,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:53:44,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:53:44,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:53:44,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:53:44,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:53:44,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:53:44,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:53:44,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:53:44,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:53:44,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:53:44,124 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:53:44,124 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:53:44,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:53:44,125 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:53:44,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:53:44,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:53:44,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:53:44,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:53:44,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:53:44,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:53:44,133 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:44,133 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:53:44,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:53:44,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:44,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:53:44,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:53:44,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:53:44,138 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:53:44,139 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:44,139 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:53:44,139 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 [2024-11-08 22:53:44,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:53:44,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:53:44,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:53:44,596 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:53:44,597 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:53:44,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c Unable to find full path for "g++" [2024-11-08 22:53:46,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:53:47,084 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:53:47,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c [2024-11-08 22:53:47,099 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/f4d4e9718/5e0396d3a0f9489ca2b97aa9dd7eb663/FLAGc114a6a83 [2024-11-08 22:53:47,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/data/f4d4e9718/5e0396d3a0f9489ca2b97aa9dd7eb663 [2024-11-08 22:53:47,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:53:47,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:53:47,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:47,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:53:47,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:53:47,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@604fdb64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47, skipping insertion in model container [2024-11-08 22:53:47,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:53:47,447 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[1372,1385] [2024-11-08 22:53:47,458 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[2411,2424] [2024-11-08 22:53:47,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:47,488 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:53:47,522 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[1372,1385] [2024-11-08 22:53:47,530 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_f79a1eaa-66ed-48b8-80cf-9c00df186659/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c[2411,2424] [2024-11-08 22:53:47,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:47,579 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:53:47,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47 WrapperNode [2024-11-08 22:53:47,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:47,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:47,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:53:47,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:53:47,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,627 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 136 [2024-11-08 22:53:47,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:47,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:53:47,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:53:47,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:53:47,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:53:47,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:53:47,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:53:47,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:53:47,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:47" (1/1) ... [2024-11-08 22:53:47,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:47,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:53:47,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:53:47,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:53:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:53:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:53:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:53:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:53:47,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:53:47,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:54:08,385 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:54:08,385 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:54:08,442 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:54:08,443 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:54:08,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:54:08 BoogieIcfgContainer [2024-11-08 22:54:08,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:54:08,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:54:08,449 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:54:08,463 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:54:08,463 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:54:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2024-11-08 22:54:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2024-11-08 22:54:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:54:08,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:08,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:08,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:08,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:08,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:54:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:08,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:08,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:54:08,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:08,966 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 22:54:08,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:54:13,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:54:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-08 22:54:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-08 22:54:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:54:14,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:14,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:14,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:14,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:14,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:54:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:14,878 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:15,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:54:15,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:16,504 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 22:54:16,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:54:21,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:54:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-11-08 22:54:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-08 22:54:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:54:23,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:23,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:23,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:23,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:23,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:54:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:24,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:24,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:54:24,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:26,255 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 22:54:26,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:54:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 22:54:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 22:54:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:54:27,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:27,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:27,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:27,462 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:27,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:54:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:27,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:27,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:54:27,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:27,984 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 22:54:27,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:54:38,270 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 [] [2024-11-08 22:54:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:38,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-08 22:54:38,452 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-08 22:54:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:54:38,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:38,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:38,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:38,460 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:38,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:54:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:38,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:38,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:54:38,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:39,318 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 22:54:39,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:54:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-11-08 22:54:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-11-08 22:54:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:54:39,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:39,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:39,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:39,836 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:39,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:54:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:41,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:54:52,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:54:52,082 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 22:54:52,086 INFO L158 Benchmark]: Toolchain (without parser) took 64955.23ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 43.9MB in the beginning and 83.3MB in the end (delta: -39.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:52,086 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:52,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.99ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 52.1MB in the end (delta: -8.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 22:54:52,087 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.85ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:54:52,088 INFO L158 Benchmark]: Boogie Preprocessor took 54.41ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:54:52,088 INFO L158 Benchmark]: RCFGBuilder took 20757.11ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 31.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:54:52,089 INFO L158 Benchmark]: CodeCheck took 43635.82ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 31.9MB in the beginning and 83.3MB in the end (delta: -51.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:52,092 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 0.35ms. Allocated memory is still 83.9MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.99ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 52.1MB in the end (delta: -8.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.85ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.41ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 20757.11ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 31.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 43635.82ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 31.9MB in the beginning and 83.3MB in the end (delta: -51.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:54:52,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79a1eaa-66ed-48b8-80cf-9c00df186659/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown