./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm --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 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:45:47,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:45:47,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:45:47,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:45:47,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:45:47,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:45:47,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:45:47,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:45:47,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:45:47,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:45:47,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:45:47,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:45:47,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:45:47,558 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:45:47,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:47,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:45:47,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:45:47,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:45:47,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm 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 -> 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 [2024-11-13 16:45:47,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:45:48,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:45:48,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:45:48,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:45:48,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:45:48,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/sqrt_poly.c Unable to find full path for "g++" [2024-11-13 16:45:50,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:45:50,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:45:50,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c [2024-11-13 16:45:50,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/4db94a18c/59116a99d5ea4471bb74512161d9ee8f/FLAGd6b7d2327 [2024-11-13 16:45:50,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/4db94a18c/59116a99d5ea4471bb74512161d9ee8f [2024-11-13 16:45:50,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:45:50,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:45:50,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:50,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:45:50,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:45:50,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:50" (1/1) ... [2024-11-13 16:45:50,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32868294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:50, skipping insertion in model container [2024-11-13 16:45:50,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:50" (1/1) ... [2024-11-13 16:45:50,829 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:45:51,071 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2024-11-13 16:45:51,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:51,111 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:45:51,126 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2024-11-13 16:45:51,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:51,158 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:45:51,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51 WrapperNode [2024-11-13 16:45:51,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:51,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:51,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:45:51,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:45:51,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,200 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2024-11-13 16:45:51,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:51,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:45:51,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:45:51,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:45:51,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:45:51,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:45:51,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:45:51,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:45:51,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:51,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:45:51,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:45:51,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:45:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:45:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:45:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:45:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:45:51,391 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:45:51,394 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:45:51,534 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 16:45:51,534 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:45:51,616 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:45:51,618 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:45:51,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:45:51 BoogieIcfgContainer [2024-11-13 16:45:51,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:45:51,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:45:51,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:45:51,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:45:51,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:45:51" (1/1) ... [2024-11-13 16:45:51,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:45:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 16:45:51,697 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 16:45:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:45:51,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:51,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:45:51,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:45:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:45:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:45:51,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:45:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:45:51,909 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:45:51,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:45:51 ImpRootNode [2024-11-13 16:45:51,936 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:45:51,937 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:45:51,937 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:45:51,937 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:45:51,938 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:45:51" (3/4) ... [2024-11-13 16:45:51,941 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:45:51,942 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:45:51,943 INFO L158 Benchmark]: Toolchain (without parser) took 1152.47ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 48.9MB in the end (delta: 34.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:45:51,944 INFO L158 Benchmark]: CDTParser took 1.36ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:45:51,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.36ms. Allocated memory is still 109.1MB. Free memory was 83.2MB in the beginning and 72.5MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:45:51,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.81ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 71.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:45:51,945 INFO L158 Benchmark]: Boogie Preprocessor took 28.01ms. Allocated memory is still 109.1MB. Free memory was 71.2MB in the beginning and 70.4MB in the end (delta: 859.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:45:51,945 INFO L158 Benchmark]: RCFGBuilder took 388.31ms. Allocated memory is still 109.1MB. Free memory was 70.4MB in the beginning and 59.9MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:45:51,946 INFO L158 Benchmark]: CodeCheck took 316.38ms. Allocated memory is still 109.1MB. Free memory was 59.9MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:45:51,949 INFO L158 Benchmark]: Witness Printer took 5.65ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 48.9MB in the end (delta: 409.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:45:51,952 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: 0.3s, 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: 16]: 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 someBinaryArithmeticDOUBLEoperation at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 25. Possible FailurePath: [L18] double sqrt2 = 1.414213538169860839843750; [L22] double S, I; [L24] I = __VERIFIER_nondet_double() [L25] CALL assume_abort_if_not(I >= 1. && I <= 3.) [L14] COND FALSE !(!cond) [L25] RET assume_abort_if_not(I >= 1. && I <= 3.) [L27] COND FALSE !(I >= 2.) [L28] S = 1.+(I-1.) * (.5+(I-1.) * (-.125+(I-1.)*.0625)) [L30] CALL __VERIFIER_assert(S >= 1. && S <= 2.) [L16] COND TRUE !(cond) VAL [sqrt2=11863283/8388608] [L16] reach_error() VAL [sqrt2=11863283/8388608] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.36ms. Allocated memory is still 109.1MB. Free memory was 83.2MB in the beginning and 72.5MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.81ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 71.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.01ms. Allocated memory is still 109.1MB. Free memory was 71.2MB in the beginning and 70.4MB in the end (delta: 859.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 388.31ms. Allocated memory is still 109.1MB. Free memory was 70.4MB in the beginning and 59.9MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 316.38ms. Allocated memory is still 109.1MB. Free memory was 59.9MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.65ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 48.9MB in the end (delta: 409.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:45:51,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm --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 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:45:55,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:45:55,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:45:55,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:45:55,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:45:55,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:45:55,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:45:55,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:45:55,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:45:55,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:45:55,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:45:55,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:45:55,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:45:55,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:45:55,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:45:55,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:45:55,399 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:45:55,401 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:45:55,401 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:45:55,402 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:45:55,402 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:45:55,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:45:55,402 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:45:55,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:45:55,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:45:55,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:45:55,403 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:45:55,403 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:45:55,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:45:55,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:55,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:45:55,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm 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 -> 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 [2024-11-13 16:45:55,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:45:55,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:45:55,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:45:55,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:45:55,796 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:45:55,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/sqrt_poly.c Unable to find full path for "g++" [2024-11-13 16:45:58,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:45:58,691 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:45:58,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c [2024-11-13 16:45:58,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/3f8750c81/f25f1fb78f2f4f7c877532501b5a1f97/FLAG30e15d9f5 [2024-11-13 16:45:58,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/data/3f8750c81/f25f1fb78f2f4f7c877532501b5a1f97 [2024-11-13 16:45:58,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:45:58,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:45:58,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:58,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:45:58,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:45:58,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:58" (1/1) ... [2024-11-13 16:45:58,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487b4bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:58, skipping insertion in model container [2024-11-13 16:45:58,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:58" (1/1) ... [2024-11-13 16:45:58,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:45:59,018 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2024-11-13 16:45:59,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:59,067 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:45:59,083 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_6e7faf11-f6fc-4f13-b361-e4faad868fee/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2024-11-13 16:45:59,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:59,121 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:45:59,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59 WrapperNode [2024-11-13 16:45:59,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:59,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:59,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:45:59,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:45:59,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,178 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 32 [2024-11-13 16:45:59,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:59,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:45:59,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:45:59,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:45:59,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,228 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:45:59,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:45:59,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:45:59,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:45:59,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:59" (1/1) ... [2024-11-13 16:45:59,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:59,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:45:59,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:45:59,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:45:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:45:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:45:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:45:59,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:45:59,437 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:45:59,440 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:19,998 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:19,998 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:20,103 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:20,103 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:46:20,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:20 BoogieIcfgContainer [2024-11-13 16:46:20,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:20,105 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:20,105 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:20,114 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:20,114 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:20" (1/1) ... [2024-11-13 16:46:20,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 16:46:20,176 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 16:46:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:46:20,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:20,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:20,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:20,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:20,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:46:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:24,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:35,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:46:35,371 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) [2024-11-13 16:46:35,378 INFO L158 Benchmark]: Toolchain (without parser) took 36620.85ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 57.4MB in the end (delta: 35.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:46:35,378 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:35,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.45ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:35,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.36ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:35,380 INFO L158 Benchmark]: Boogie Preprocessor took 49.19ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.9MB in the end (delta: 888.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:35,381 INFO L158 Benchmark]: RCFGBuilder took 20874.91ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 65.2MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:35,382 INFO L158 Benchmark]: CodeCheck took 15271.54ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 57.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:35,385 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 0.69ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.45ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.36ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.19ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.9MB in the end (delta: 888.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 20874.91ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 65.2MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15271.54ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 57.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:46:35,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7faf11-f6fc-4f13-b361-e4faad868fee/bin/ukojak-verify-EEHR8qb7sm/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