./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-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_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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_4d0d6789-8c28-4c78-b852-486aaa01440b/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 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:50,799 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:50,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:54:50,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:54:50,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:54:50,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:50,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:50,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:50,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:50,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:50,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:50,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:50,938 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:54:50,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:54:50,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:54:50,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:50,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:50,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:50,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:50,943 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:50,944 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:54:50,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:50,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:50,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:50,945 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:50,945 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:50,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:50,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:50,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:50,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:50,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:50,947 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:54:50,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:54:50,948 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_4d0d6789-8c28-4c78-b852-486aaa01440b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 [2024-11-09 00:54:51,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:51,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:51,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:51,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:51,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:51,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-09 00:54:53,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:53,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:53,620 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-11-09 00:54:53,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/0fa628aa5/f362d40415bb4ddaa2bbb0f60389ec80/FLAG4e2823a3c [2024-11-09 00:54:54,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/0fa628aa5/f362d40415bb4ddaa2bbb0f60389ec80 [2024-11-09 00:54:54,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:54,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:54,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:54,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:54,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:54,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71912711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54, skipping insertion in model container [2024-11-09 00:54:54,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:54,235 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_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-11-09 00:54:54,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:54,253 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:54,266 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_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-11-09 00:54:54,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:54,284 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:54,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54 WrapperNode [2024-11-09 00:54:54,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:54,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:54,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:54,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:54,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,319 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-09 00:54:54,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:54,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:54,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:54,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:54,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:54,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:54,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:54,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:54,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:54,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:54,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:54,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:54:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:54,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:54,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:54,584 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:54,584 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:54,615 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:54,615 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:54:54,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:54 BoogieIcfgContainer [2024-11-09 00:54:54,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:54,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:54,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:54,628 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:54,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:54" (1/1) ... [2024-11-09 00:54:54,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-09 00:54:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-09 00:54:54,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:54:54,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:54,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:54:55,100 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:54:55,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:54:55,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:55,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:55,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:55,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:55,225 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:54:55,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:55 ImpRootNode [2024-11-09 00:54:55,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:55,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:55,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:55,264 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:55,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:54" (3/4) ... [2024-11-09 00:54:55,268 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:54:55,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:55,270 INFO L158 Benchmark]: Toolchain (without parser) took 1254.37ms. Allocated memory is still 184.5MB. Free memory was 148.3MB in the beginning and 100.6MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,271 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 184.5MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:55,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.40ms. Allocated memory is still 184.5MB. Free memory was 147.9MB in the beginning and 135.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.62ms. Allocated memory is still 184.5MB. Free memory was 135.3MB in the beginning and 134.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,273 INFO L158 Benchmark]: Boogie Preprocessor took 20.34ms. Allocated memory is still 184.5MB. Free memory was 134.1MB in the beginning and 132.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:55,274 INFO L158 Benchmark]: RCFGBuilder took 274.58ms. Allocated memory is still 184.5MB. Free memory was 132.9MB in the beginning and 122.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,274 INFO L158 Benchmark]: CodeCheck took 646.62ms. Allocated memory is still 184.5MB. Free memory was 122.0MB in the beginning and 101.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,275 INFO L158 Benchmark]: Witness Printer took 5.22ms. Allocated memory is still 184.5MB. Free memory was 101.0MB in the beginning and 100.6MB in the end (delta: 459.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:55,278 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, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 60 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 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: 45]: 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 32, overapproximation of someBinaryArithmeticDOUBLEoperation at line 26. Possible FailurePath: [L1] int __return_main; [L12] int __return_76; [L15] double main__x; [L16] double main__y; [L17] main__x = __VERIFIER_nondet_double() [L18] int main____CPAchecker_TMP_0; VAL [__return_76=0, __return_main=0] [L19] COND TRUE main__x >= 0.0 VAL [__return_76=0, __return_main=0] [L21] COND TRUE main__x <= 10.0 [L23] main____CPAchecker_TMP_0 = 1 VAL [__return_76=0, __return_main=0, main____CPAchecker_TMP_0=1] [L24] COND TRUE main____CPAchecker_TMP_0 != 0 [L26] main__y = (main__x * main__x) - main__x [L27] COND FALSE !(main__y >= 0) [L69] main__y = (main__x * main__x) + 2.0 [L31] int main____CPAchecker_TMP_1; VAL [__return_76=0, __return_main=0] [L32] COND FALSE !(main__y >= 0.0) VAL [__return_76=0, __return_main=0] [L58] main____CPAchecker_TMP_1 = 0 VAL [__return_76=0, __return_main=0, main____CPAchecker_TMP_1=0] [L39] int __tmp_1; [L40] __tmp_1 = main____CPAchecker_TMP_1 [L41] int __VERIFIER_assert__cond; [L42] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_76=0, __return_main=0] [L43] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_76=0, __return_main=0] [L45] reach_error() VAL [__return_76=0, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 184.5MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.40ms. Allocated memory is still 184.5MB. Free memory was 147.9MB in the beginning and 135.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.62ms. Allocated memory is still 184.5MB. Free memory was 135.3MB in the beginning and 134.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.34ms. Allocated memory is still 184.5MB. Free memory was 134.1MB in the beginning and 132.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 274.58ms. Allocated memory is still 184.5MB. Free memory was 132.9MB in the beginning and 122.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 646.62ms. Allocated memory is still 184.5MB. Free memory was 122.0MB in the beginning and 101.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 5.22ms. Allocated memory is still 184.5MB. Free memory was 101.0MB in the beginning and 100.6MB in the end (delta: 459.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:54:55,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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_4d0d6789-8c28-4c78-b852-486aaa01440b/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 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:57,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:57,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:54:57,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:57,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:57,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:57,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:57,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:57,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:57,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:57,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:54:57,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:54:57,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:57,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:57,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:57,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:57,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:54:57,935 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:54:57,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:57,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:54:57,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:54:57,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:57,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:57,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:57,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:57,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:57,939 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:57,939 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:54:57,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:57,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:57,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:57,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:57,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:57,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:54:57,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:57,942 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:54:57,943 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_4d0d6789-8c28-4c78-b852-486aaa01440b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 [2024-11-09 00:54:58,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:58,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:58,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:58,361 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:58,361 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:58,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-09 00:55:00,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:55:00,666 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:55:00,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-11-09 00:55:00,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/553d60a3b/0f30509a662c4b6cb80911707d8623cc/FLAG99b273326 [2024-11-09 00:55:00,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/data/553d60a3b/0f30509a662c4b6cb80911707d8623cc [2024-11-09 00:55:00,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:55:00,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:55:00,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:55:00,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:55:00,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:55:00,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:55:00" (1/1) ... [2024-11-09 00:55:01,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb235f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:00, skipping insertion in model container [2024-11-09 00:55:01,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:55:00" (1/1) ... [2024-11-09 00:55:01,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:55:01,212 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_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-11-09 00:55:01,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:55:01,250 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:55:01,286 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_4d0d6789-8c28-4c78-b852-486aaa01440b/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-11-09 00:55:01,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:55:01,315 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:55:01,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01 WrapperNode [2024-11-09 00:55:01,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:55:01,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:55:01,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:55:01,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:55:01,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,366 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2024-11-09 00:55:01,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:55:01,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:55:01,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:55:01,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:55:01,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:55:01,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:55:01,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:55:01,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:55:01,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:01" (1/1) ... [2024-11-09 00:55:01,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:55:01,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:55:01,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:55:01,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:55:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:55:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:55:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:55:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:55:01,561 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:55:01,563 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:55:03,776 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-09 00:55:03,777 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:55:03,816 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:55:03,817 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:55:03,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:55:03 BoogieIcfgContainer [2024-11-09 00:55:03,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:55:03,818 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:55:03,819 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:55:03,830 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:55:03,830 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:55:03" (1/1) ... [2024-11-09 00:55:03,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:55:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-09 00:55:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-09 00:55:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:55:03,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:03,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:03,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:03,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:03,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:55:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:04,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:04,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:55:04,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:04,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:04,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:55:08,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:55:08,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-09 00:55:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-09 00:55:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:55:08,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:08,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:08,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:08,962 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:08,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:55:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:09,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:20,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:20,053 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) [2024-11-09 00:55:20,056 INFO L158 Benchmark]: Toolchain (without parser) took 19066.46ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.7MB in the beginning and 68.3MB in the end (delta: -22.6MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2024-11-09 00:55:20,057 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 92.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:55:20,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.11ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.5MB in the beginning and 71.1MB in the end (delta: -25.6MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2024-11-09 00:55:20,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.40ms. Allocated memory is still 92.3MB. Free memory was 71.1MB in the beginning and 69.8MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:55:20,058 INFO L158 Benchmark]: Boogie Preprocessor took 29.27ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 68.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:55:20,059 INFO L158 Benchmark]: RCFGBuilder took 2420.53ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 56.0MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:55:20,059 INFO L158 Benchmark]: CodeCheck took 16236.57ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 68.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:55:20,063 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 0.32ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 92.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.11ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.5MB in the beginning and 71.1MB in the end (delta: -25.6MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.40ms. Allocated memory is still 92.3MB. Free memory was 71.1MB in the beginning and 69.8MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.27ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 68.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2420.53ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 56.0MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16236.57ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 68.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:55:20,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d0d6789-8c28-4c78-b852-486aaa01440b/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