./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/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_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/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_200645b8-62db-44f6-abcb-d4794c5e97dc/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 8e0d39156332f28801fd53c29750c6296a22718f3bae9c3fa206403e85d3b017 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:43:01,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:43:02,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:43:02,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:43:02,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:43:02,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:43:02,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:43:02,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:43:02,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:43:02,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:43:02,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:43:02,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:43:02,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:43:02,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:43:02,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:43:02,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:43:02,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:43:02,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:43:02,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:43:02,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:43:02,118 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:43:02,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:43:02,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:43:02,120 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:43:02,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:43:02,121 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:43:02,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:43:02,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:02,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:43:02,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:43:02,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:43:02,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:43:02,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:43:02,127 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_200645b8-62db-44f6-abcb-d4794c5e97dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0d39156332f28801fd53c29750c6296a22718f3bae9c3fa206403e85d3b017 [2024-11-09 00:43:02,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:43:02,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:43:02,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:43:02,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:43:02,546 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:43:02,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:43:04,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:43:05,147 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:43:05,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c [2024-11-09 00:43:05,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/4d3abb1f4/f93e88cf86fb4ebab1a2ce1f3e47c99d/FLAG6502cbedb [2024-11-09 00:43:05,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/4d3abb1f4/f93e88cf86fb4ebab1a2ce1f3e47c99d [2024-11-09 00:43:05,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:43:05,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:43:05,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:05,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:43:05,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:43:05,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1286f8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05, skipping insertion in model container [2024-11-09 00:43:05,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,228 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:43:05,444 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[1995,2008] [2024-11-09 00:43:05,449 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[2364,2377] [2024-11-09 00:43:05,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:05,521 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:43:05,539 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[1995,2008] [2024-11-09 00:43:05,540 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[2364,2377] [2024-11-09 00:43:05,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:05,591 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:43:05,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05 WrapperNode [2024-11-09 00:43:05,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:05,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:05,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:43:05,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:43:05,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,634 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-09 00:43:05,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:05,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:43:05,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:43:05,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:43:05,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:43:05,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:43:05,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:43:05,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:43:05,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:05" (1/1) ... [2024-11-09 00:43:05,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:05,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:43:05,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:43:05,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:43:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:43:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:43:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:43:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:43:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:43:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:43:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:43:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:43:05,879 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:43:05,886 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:43:06,394 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-09 00:43:06,394 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:06,722 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:06,722 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:43:06,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:06 BoogieIcfgContainer [2024-11-09 00:43:06,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:06,723 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:06,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:06,736 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:06,736 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:06" (1/1) ... [2024-11-09 00:43:06,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:06,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:43:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:43:06,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:43:06,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:06,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:06,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:43:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:06,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:43:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:06,980 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:43:07,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:43:07 ImpRootNode [2024-11-09 00:43:07,002 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:43:07,005 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:43:07,006 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:43:07,006 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:43:07,006 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:06" (3/4) ... [2024-11-09 00:43:07,011 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:43:07,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:43:07,014 INFO L158 Benchmark]: Toolchain (without parser) took 1831.23ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 99.7MB in the beginning and 116.2MB in the end (delta: -16.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,014 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 138.4MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:07,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.40ms. Allocated memory is still 138.4MB. Free memory was 99.7MB in the beginning and 83.4MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.50ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 81.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,017 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 79.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,018 INFO L158 Benchmark]: RCFGBuilder took 1049.92ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 79.5MB in the beginning and 127.7MB in the end (delta: -48.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,019 INFO L158 Benchmark]: CodeCheck took 279.04ms. Allocated memory is still 167.8MB. Free memory was 127.7MB in the beginning and 116.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:43:07,020 INFO L158 Benchmark]: Witness Printer took 7.14ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 116.2MB in the end (delta: 97.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:07,026 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: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 < 1.5f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 138.4MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.40ms. Allocated memory is still 138.4MB. Free memory was 99.7MB in the beginning and 83.4MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.50ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 81.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 79.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1049.92ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 79.5MB in the beginning and 127.7MB in the end (delta: -48.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * CodeCheck took 279.04ms. Allocated memory is still 167.8MB. Free memory was 127.7MB in the beginning and 116.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 7.14ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 116.2MB in the end (delta: 97.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:43:07,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/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_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/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_200645b8-62db-44f6-abcb-d4794c5e97dc/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 8e0d39156332f28801fd53c29750c6296a22718f3bae9c3fa206403e85d3b017 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:43:09,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:43:09,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:43:09,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:43:09,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:43:09,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:43:09,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:43:09,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:43:09,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:43:09,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:43:09,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:43:09,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:43:09,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:43:09,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:43:09,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:43:09,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:43:09,694 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:43:09,694 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:43:09,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:43:09,699 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:43:09,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:43:09,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:43:09,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:43:09,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:43:09,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:43:09,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:43:09,701 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:09,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:43:09,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:43:09,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:09,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:43:09,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:43:09,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:43:09,706 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:43:09,706 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:09,706 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:43:09,707 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_200645b8-62db-44f6-abcb-d4794c5e97dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0d39156332f28801fd53c29750c6296a22718f3bae9c3fa206403e85d3b017 [2024-11-09 00:43:10,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:43:10,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:43:10,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:43:10,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:43:10,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:43:10,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:43:12,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:43:12,418 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:43:12,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c [2024-11-09 00:43:12,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/4aa27483b/04e6c622dfaa4a7286ee173af672ed30/FLAGc2ccbc992 [2024-11-09 00:43:12,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/data/4aa27483b/04e6c622dfaa4a7286ee173af672ed30 [2024-11-09 00:43:12,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:43:12,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:43:12,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:12,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:43:12,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:43:12,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:12,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771c0b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12, skipping insertion in model container [2024-11-09 00:43:12,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:12,489 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:43:12,779 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[1995,2008] [2024-11-09 00:43:12,788 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[2364,2377] [2024-11-09 00:43:12,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:12,884 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:43:12,903 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[1995,2008] [2024-11-09 00:43:12,908 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_200645b8-62db-44f6-abcb-d4794c5e97dc/sv-benchmarks/c/combinations/square_8+soft_float_5a.c.cil.c[2364,2377] [2024-11-09 00:43:12,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:12,976 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:43:12,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12 WrapperNode [2024-11-09 00:43:12,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:12,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:12,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:43:12,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:43:12,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,043 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-09 00:43:13,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:13,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:43:13,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:43:13,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:43:13,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:43:13,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:43:13,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:43:13,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:43:13,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:12" (1/1) ... [2024-11-09 00:43:13,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:13,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:43:13,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:43:13,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:43:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:43:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:43:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:43:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:43:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:43:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:43:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:43:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:43:13,318 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:43:13,321 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:43:23,755 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-09 00:43:23,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:23,887 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:23,887 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:43:23,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:23 BoogieIcfgContainer [2024-11-09 00:43:23,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:23,890 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:23,890 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:23,902 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:23,902 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:23" (1/1) ... [2024-11-09 00:43:23,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:43:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:43:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:43:24,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:24,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:24,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:43:24,012 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:43:24,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:43:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:30,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:43:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:43:40,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:43:40,668 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:43:40,672 INFO L158 Benchmark]: Toolchain (without parser) took 28223.81ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.7MB in the beginning and 54.7MB in the end (delta: -22.0MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,673 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:40,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.65ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 31.3MB in the end (delta: 1.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.60ms. Allocated memory is still 62.9MB. Free memory was 31.1MB in the beginning and 29.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,675 INFO L158 Benchmark]: Boogie Preprocessor took 51.24ms. Allocated memory is still 62.9MB. Free memory was 29.2MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,676 INFO L158 Benchmark]: RCFGBuilder took 10792.33ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 27.4MB in the beginning and 62.6MB in the end (delta: -35.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,677 INFO L158 Benchmark]: CodeCheck took 16781.07ms. Allocated memory is still 86.0MB. Free memory was 62.6MB in the beginning and 54.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,680 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 0.25ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.65ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 31.3MB in the end (delta: 1.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.60ms. Allocated memory is still 62.9MB. Free memory was 31.1MB in the beginning and 29.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.24ms. Allocated memory is still 62.9MB. Free memory was 29.2MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10792.33ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 27.4MB in the beginning and 62.6MB in the end (delta: -35.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * CodeCheck took 16781.07ms. Allocated memory is still 86.0MB. Free memory was 62.6MB in the beginning and 54.7MB 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. [2024-11-09 00:43:40,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200645b8-62db-44f6-abcb-d4794c5e97dc/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