./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/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_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/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_afda946c-8085-4b6d-95ce-b884d196bb75/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 a61b450591d297bb54a7e2b017ddcc535583283602376cf67569cff0251cefee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:02,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:02,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:04:02,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:04:02,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:04:02,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:02,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:02,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:02,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:02,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:02,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:02,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:02,485 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:04:02,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:04:02,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:04:02,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:02,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:02,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:02,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:02,494 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:02,494 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:04:02,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:02,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:02,500 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:02,500 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:02,500 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:02,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:02,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:02,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:02,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:02,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:02,506 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:04:02,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:04:02,506 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_afda946c-8085-4b6d-95ce-b884d196bb75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a61b450591d297bb54a7e2b017ddcc535583283602376cf67569cff0251cefee [2024-11-09 00:04:02,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:02,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:02,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:02,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:02,954 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:02,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:04:05,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:05,929 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:05,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i [2024-11-09 00:04:05,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/94b15a9b1/4bed4fc2478044da979a3f19300eb412/FLAGa167ed76f [2024-11-09 00:04:05,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/94b15a9b1/4bed4fc2478044da979a3f19300eb412 [2024-11-09 00:04:05,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:05,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:05,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:06,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:06,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:06,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:05" (1/1) ... [2024-11-09 00:04:06,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a8986e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:06, skipping insertion in model container [2024-11-09 00:04:06,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:05" (1/1) ... [2024-11-09 00:04:06,084 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:06,819 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_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i[63006,63019] [2024-11-09 00:04:06,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:06,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:06,910 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_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i[63006,63019] [2024-11-09 00:04:06,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:07,144 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:07,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07 WrapperNode [2024-11-09 00:04:07,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:07,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:07,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:07,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:07,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,204 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-09 00:04:07,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:07,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:07,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:07,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:07,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,232 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:07,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:07,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:07,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:07,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:07,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:07,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:07,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:07,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:07,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:07,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:07,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:04:07,454 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:07,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:07,527 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:07,527 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:04:07,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:04:07,584 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:04:07,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:07 BoogieIcfgContainer [2024-11-09 00:04:07,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:04:07,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:04:07,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:04:07,596 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:04:07,596 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:07" (1/1) ... [2024-11-09 00:04:07,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:04:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:04:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:04:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:04:07,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:07,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:07,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:07,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:07,870 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:04:07,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:04:07 ImpRootNode [2024-11-09 00:04:07,894 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:04:07,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:04:07,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:04:07,896 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:04:07,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:07" (3/4) ... [2024-11-09 00:04:07,901 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:04:07,902 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:04:07,904 INFO L158 Benchmark]: Toolchain (without parser) took 1909.12ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 95.6MB in the beginning and 126.0MB in the end (delta: -30.5MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,906 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 138.4MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:07,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1146.98ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 95.6MB in the beginning and 153.3MB in the end (delta: -57.7MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.66ms. Allocated memory is still 199.2MB. Free memory was 153.3MB in the beginning and 151.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,909 INFO L158 Benchmark]: Boogie Preprocessor took 35.67ms. Allocated memory is still 199.2MB. Free memory was 151.2MB in the beginning and 149.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,910 INFO L158 Benchmark]: RCFGBuilder took 343.16ms. Allocated memory is still 199.2MB. Free memory was 149.1MB in the beginning and 138.6MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,911 INFO L158 Benchmark]: CodeCheck took 308.28ms. Allocated memory is still 199.2MB. Free memory was 138.6MB in the beginning and 127.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:04:07,912 INFO L158 Benchmark]: Witness Printer took 7.98ms. Allocated memory is still 199.2MB. Free memory was 127.1MB in the beginning and 126.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:07,916 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 851]: 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 someBinaryFLOATComparisonOperation at line 851, overapproximation of someUnaryFLOAToperation at line 850. Possible FailurePath: [L847] float x = __VERIFIER_nondet_float(); [L848] COND FALSE !(!(__builtin_isgreaterequal(x, 0.0f))) [L849] float y = erff(x); [L850] float z = -erff(-x); [L851] COND TRUE !(y == z) [L851] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 138.4MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1146.98ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 95.6MB in the beginning and 153.3MB in the end (delta: -57.7MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.66ms. Allocated memory is still 199.2MB. Free memory was 153.3MB in the beginning and 151.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.67ms. Allocated memory is still 199.2MB. Free memory was 151.2MB in the beginning and 149.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.16ms. Allocated memory is still 199.2MB. Free memory was 149.1MB in the beginning and 138.6MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 308.28ms. Allocated memory is still 199.2MB. Free memory was 138.6MB in the beginning and 127.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 7.98ms. Allocated memory is still 199.2MB. Free memory was 127.1MB in the beginning and 126.0MB in the end (delta: 1.0MB). 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 00:04:07,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/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_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/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_afda946c-8085-4b6d-95ce-b884d196bb75/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 a61b450591d297bb54a7e2b017ddcc535583283602376cf67569cff0251cefee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:10,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:10,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:04:10,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:10,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:10,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:10,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:10,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:10,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:10,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:10,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:04:10,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:04:10,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:10,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:10,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:10,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:10,866 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:04:10,866 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:04:10,867 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:10,867 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:04:10,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:04:10,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:10,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:10,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:10,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:10,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:10,873 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:10,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:04:10,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:10,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:10,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:10,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:10,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:10,875 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:04:10,877 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:10,877 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:04:10,877 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_afda946c-8085-4b6d-95ce-b884d196bb75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a61b450591d297bb54a7e2b017ddcc535583283602376cf67569cff0251cefee [2024-11-09 00:04:11,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:11,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:11,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:11,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:11,357 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:11,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:04:13,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:14,003 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:14,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i [2024-11-09 00:04:14,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/cc17576c7/35dc99f6f108465b9604c4d35f1d712f/FLAGe234d06b4 [2024-11-09 00:04:14,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/data/cc17576c7/35dc99f6f108465b9604c4d35f1d712f [2024-11-09 00:04:14,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:14,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:14,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:14,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:14,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:14,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:14" (1/1) ... [2024-11-09 00:04:14,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548a2d6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:14, skipping insertion in model container [2024-11-09 00:04:14,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:14" (1/1) ... [2024-11-09 00:04:14,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:14,869 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_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i[63006,63019] [2024-11-09 00:04:14,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:14,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:14,933 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_afda946c-8085-4b6d-95ce-b884d196bb75/sv-benchmarks/c/neural-networks/erf_5_safe.c-amalgamation.i[63006,63019] [2024-11-09 00:04:14,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:15,105 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:15,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15 WrapperNode [2024-11-09 00:04:15,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:15,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:15,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:15,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:15,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,191 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-11-09 00:04:15,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:15,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:15,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:15,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:15,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:15,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:15,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:15,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:15,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:15,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:15,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:15,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:04:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:15,420 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:15,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:15,504 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:15,505 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:04:15,580 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:04:15,581 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:04:15,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:15 BoogieIcfgContainer [2024-11-09 00:04:15,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:04:15,582 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:04:15,582 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:04:15,594 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:04:15,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:15" (1/1) ... [2024-11-09 00:04:15,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:04:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:15,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:04:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:04:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:04:15,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:15,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:15,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:15,673 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:15,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afda946c-8085-4b6d-95ce-b884d196bb75/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:04:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:15,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat