./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/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_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/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_54867f40-efb1-42da-87d8-01aaf85d71bc/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 aff0e850a0570cb9360bb6d36c5ca43ce702912f0a3611fc5fda11d0dcbb5bf1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:03,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:25:03,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:25:03,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:25:03,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:25:03,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:25:03,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:25:03,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:25:03,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:25:03,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:25:03,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:25:03,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:25:03,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:25:03,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:25:03,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:25:03,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:25:03,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:25:03,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:25:03,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:25:03,997 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:25:04,001 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:25:04,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:25:04,002 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:25:04,002 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:25:04,003 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:25:04,003 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:25:04,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:25:04,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:04,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:25:04,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:25:04,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:25:04,004 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:25:04,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:25:04,005 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_54867f40-efb1-42da-87d8-01aaf85d71bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff0e850a0570cb9360bb6d36c5ca43ce702912f0a3611fc5fda11d0dcbb5bf1 [2024-11-08 23:25:04,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:25:04,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:25:04,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:25:04,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:25:04,331 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:25:04,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:25:06,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:25:06,867 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:25:06,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c [2024-11-08 23:25:06,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/eb7a65716/7b4dd71672624c9fb73b91cc8f8eca78/FLAGad18fb7e5 [2024-11-08 23:25:07,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/eb7a65716/7b4dd71672624c9fb73b91cc8f8eca78 [2024-11-08 23:25:07,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:25:07,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:25:07,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:07,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:25:07,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:25:07,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a267b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07, skipping insertion in model container [2024-11-08 23:25:07,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,289 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:25:07,491 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[1995,2008] [2024-11-08 23:25:07,498 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[2364,2377] [2024-11-08 23:25:07,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:07,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:25:07,588 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[1995,2008] [2024-11-08 23:25:07,590 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[2364,2377] [2024-11-08 23:25:07,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:07,653 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:25:07,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07 WrapperNode [2024-11-08 23:25:07,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:07,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:07,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:25:07,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:25:07,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,695 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 23:25:07,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:07,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:25:07,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:25:07,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:25:07,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:25:07,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:25:07,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:25:07,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:25:07,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:07" (1/1) ... [2024-11-08 23:25:07,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:07,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:25:07,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:25:07,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:25:07,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:25:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:25:07,817 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:25:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:25:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:25:07,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:25:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:25:07,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:25:07,896 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:25:07,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:25:08,398 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-08 23:25:08,398 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:25:08,635 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:25:08,635 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:25:08,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:08 BoogieIcfgContainer [2024-11-08 23:25:08,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:25:08,638 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:25:08,639 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:25:08,650 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:25:08,650 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:08" (1/1) ... [2024-11-08 23:25:08,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:25:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 23:25:08,739 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 23:25:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:25:08,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:08,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:08,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:08,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:25:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:25:08,950 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:25:08,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:25:08 ImpRootNode [2024-11-08 23:25:08,974 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:25:08,976 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:25:08,978 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:25:08,978 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:25:08,979 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:08" (3/4) ... [2024-11-08 23:25:08,981 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:25:08,983 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:25:08,986 INFO L158 Benchmark]: Toolchain (without parser) took 1748.71ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 72.6MB in the beginning and 124.8MB in the end (delta: -52.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:08,987 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 92.3MB in the beginning and 92.3MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:08,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.57ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 72.3MB in the beginning and 134.0MB in the end (delta: -61.7MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-08 23:25:08,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.88ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:08,991 INFO L158 Benchmark]: Boogie Preprocessor took 55.40ms. Allocated memory is still 163.6MB. Free memory was 131.9MB in the beginning and 129.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:08,992 INFO L158 Benchmark]: RCFGBuilder took 885.42ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 84.4MB in the end (delta: 45.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:08,994 INFO L158 Benchmark]: CodeCheck took 336.03ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 124.8MB in the end (delta: -40.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:08,995 INFO L158 Benchmark]: Witness Printer took 7.10ms. Allocated memory is still 163.6MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:09,000 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 3 procedures, 45 locations, 2 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, 4 NumberOfCodeBlocks, 4 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: 48]: 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 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.4f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory was 92.3MB in the beginning and 92.3MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.57ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 72.3MB in the beginning and 134.0MB in the end (delta: -61.7MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.88ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.40ms. Allocated memory is still 163.6MB. Free memory was 131.9MB in the beginning and 129.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 885.42ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 84.4MB in the end (delta: 45.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 336.03ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 124.8MB in the end (delta: -40.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.10ms. Allocated memory is still 163.6MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:25:09,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/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_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/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_54867f40-efb1-42da-87d8-01aaf85d71bc/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 aff0e850a0570cb9360bb6d36c5ca43ce702912f0a3611fc5fda11d0dcbb5bf1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:11,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:25:11,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:25:11,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:25:11,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:25:11,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:25:11,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:25:11,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:25:11,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:25:11,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:25:11,610 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:25:11,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:25:11,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:25:11,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:25:11,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:25:11,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:25:11,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:25:11,617 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:25:11,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:25:11,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:25:11,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:25:11,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:25:11,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:25:11,619 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:25:11,619 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:25:11,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:25:11,620 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:11,620 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:25:11,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:25:11,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:11,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:25:11,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:25:11,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:25:11,622 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:25:11,622 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:11,622 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:25:11,622 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_54867f40-efb1-42da-87d8-01aaf85d71bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff0e850a0570cb9360bb6d36c5ca43ce702912f0a3611fc5fda11d0dcbb5bf1 [2024-11-08 23:25:12,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:25:12,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:25:12,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:25:12,069 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:25:12,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:25:12,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:25:14,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:25:14,635 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:25:14,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c [2024-11-08 23:25:14,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/9e958e905/4ee5dc522ca74dc792d7dd160e464344/FLAG457b2d1be [2024-11-08 23:25:14,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/data/9e958e905/4ee5dc522ca74dc792d7dd160e464344 [2024-11-08 23:25:14,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:25:14,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:25:14,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:14,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:25:14,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:25:14,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:14" (1/1) ... [2024-11-08 23:25:14,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3277b031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:14, skipping insertion in model container [2024-11-08 23:25:14,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:14" (1/1) ... [2024-11-08 23:25:14,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:25:14,936 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[1995,2008] [2024-11-08 23:25:14,945 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[2364,2377] [2024-11-08 23:25:15,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:15,062 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:25:15,094 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[1995,2008] [2024-11-08 23:25:15,096 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_54867f40-efb1-42da-87d8-01aaf85d71bc/sv-benchmarks/c/combinations/square_7+soft_float_5a.c.cil.c[2364,2377] [2024-11-08 23:25:15,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:15,181 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:25:15,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15 WrapperNode [2024-11-08 23:25:15,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:15,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:15,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:25:15,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:25:15,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,246 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-08 23:25:15,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:15,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:25:15,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:25:15,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:25:15,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:25:15,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:25:15,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:25:15,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:25:15,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:15" (1/1) ... [2024-11-08 23:25:15,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:15,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:25:15,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:25:15,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:25:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:25:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:25:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:25:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:25:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:25:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:25:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:25:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:25:15,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:25:15,514 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:25:26,156 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-08 23:25:26,157 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:25:26,314 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:25:26,314 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:25:26,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:26 BoogieIcfgContainer [2024-11-08 23:25:26,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:25:26,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:25:26,317 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:25:26,327 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:25:26,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:26" (1/1) ... [2024-11-08 23:25:26,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:25:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 23:25:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 23:25:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:25:26,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:26,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:25:26,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:25:26,446 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:25:26,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:38:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:11,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:38:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:38:21,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:38:21,802 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:38:21,809 INFO L158 Benchmark]: Toolchain (without parser) took 787138.02ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.2MB in the beginning and 45.4MB in the end (delta: -141.2kB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,810 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 92.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.34ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.9MB in the beginning and 58.8MB in the end (delta: -13.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.24ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 56.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,813 INFO L158 Benchmark]: Boogie Preprocessor took 54.04ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 55.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,814 INFO L158 Benchmark]: RCFGBuilder took 11013.12ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 55.0MB in the end (delta: -312.0kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,815 INFO L158 Benchmark]: CodeCheck took 775488.53ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 45.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:38:21,821 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 0.62ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 92.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.34ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.9MB in the beginning and 58.8MB in the end (delta: -13.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.24ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 56.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.04ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 55.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11013.12ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 55.0MB in the end (delta: -312.0kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * CodeCheck took 775488.53ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 45.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:38:21,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54867f40-efb1-42da-87d8-01aaf85d71bc/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown