./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.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_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/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_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/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_5400befa-80ab-4b64-885c-5fc1be8a55d7/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 bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:28,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:28,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:48:28,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:48:28,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:48:28,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:28,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:28,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:28,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:28,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:28,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:28,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:28,674 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:48:28,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:48:28,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:48:28,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:28,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:28,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:28,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:28,676 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:28,677 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:48:28,677 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:28,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:28,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:28,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:28,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:28,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:28,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:28,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:28,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:28,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:28,681 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:48:28,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:48:28,682 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 [2024-11-08 19:48:28,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:28,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:28,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:28,954 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:28,955 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:28,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:48:30,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:31,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:31,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-08 19:48:31,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/cc7f0a1bb/b71549a5de714db2938237ba0bacafe1/FLAGd3eaad322 [2024-11-08 19:48:31,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/cc7f0a1bb/b71549a5de714db2938237ba0bacafe1 [2024-11-08 19:48:31,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:31,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:31,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:31,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:31,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:31,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@776ac9d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31, skipping insertion in model container [2024-11-08 19:48:31,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:31,482 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-08 19:48:31,489 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-08 19:48:31,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:31,555 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:31,570 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-08 19:48:31,572 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-08 19:48:31,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:31,622 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:31,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31 WrapperNode [2024-11-08 19:48:31,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:31,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:31,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:31,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:31,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,669 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 19:48:31,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:31,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:31,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:31,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:31,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:31,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:31,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:31,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:31,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:31,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:31,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:31,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:48:31,778 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:48:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:48:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:31,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:48:31,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:48:31,848 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:31,851 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:32,333 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:32,333 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:32,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:32,583 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:48:32,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:32 BoogieIcfgContainer [2024-11-08 19:48:32,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:32,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:32,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:32,601 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:32,602 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:32,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 19:48:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 19:48:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:48:32,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:32,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:32,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,036 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:48:33,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:48:33 ImpRootNode [2024-11-08 19:48:33,059 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:48:33,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:48:33,062 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:48:33,062 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:48:33,063 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:32" (3/4) ... [2024-11-08 19:48:33,067 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:48:33,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:48:33,070 INFO L158 Benchmark]: Toolchain (without parser) took 1846.42ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 91.9MB in the beginning and 118.2MB in the end (delta: -26.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,070 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:33,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.86ms. Allocated memory is still 132.1MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 132.1MB. Free memory was 75.7MB in the beginning and 73.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:33,073 INFO L158 Benchmark]: Boogie Preprocessor took 31.69ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,074 INFO L158 Benchmark]: RCFGBuilder took 882.74ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 71.5MB in the beginning and 130.8MB in the end (delta: -59.3MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,076 INFO L158 Benchmark]: CodeCheck took 471.00ms. Allocated memory is still 186.6MB. Free memory was 130.8MB in the beginning and 119.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,076 INFO L158 Benchmark]: Witness Printer took 6.42ms. Allocated memory is still 186.6MB. Free memory was 119.2MB in the beginning and 118.2MB in the end (delta: 993.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:33,080 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: 0.4s, 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: [L320] COND TRUE __VERIFIER_nondet_int() [L321] 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 0.34ms. Allocated memory is still 132.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.86ms. Allocated memory is still 132.1MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 132.1MB. Free memory was 75.7MB in the beginning and 73.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.69ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 882.74ms. Allocated memory was 132.1MB in the beginning and 186.6MB in the end (delta: 54.5MB). Free memory was 71.5MB in the beginning and 130.8MB in the end (delta: -59.3MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * CodeCheck took 471.00ms. Allocated memory is still 186.6MB. Free memory was 130.8MB in the beginning and 119.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.42ms. Allocated memory is still 186.6MB. Free memory was 119.2MB in the beginning and 118.2MB in the end (delta: 993.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:48:33,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/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_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/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_5400befa-80ab-4b64-885c-5fc1be8a55d7/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 bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:35,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:35,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:48:35,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:35,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:35,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:35,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:35,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:35,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:35,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:35,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:48:35,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:48:35,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:35,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:35,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:35,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:35,727 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:48:35,728 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:48:35,728 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:35,729 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:48:35,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:48:35,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:35,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:35,734 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:35,734 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:35,734 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:35,734 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:35,735 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:48:35,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:35,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:35,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:35,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:35,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:35,738 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:48:35,739 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:35,739 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:48:35,739 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 [2024-11-08 19:48:36,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:36,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:36,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:36,235 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:36,236 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:36,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:48:38,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:38,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:38,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-08 19:48:38,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/578dc3bd1/4f8244294f0a4033a77ebfca9756b659/FLAGdeae131f1 [2024-11-08 19:48:39,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/data/578dc3bd1/4f8244294f0a4033a77ebfca9756b659 [2024-11-08 19:48:39,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:39,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:39,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:39,026 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:39,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:39,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67452ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39, skipping insertion in model container [2024-11-08 19:48:39,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,071 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:39,334 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-08 19:48:39,342 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-08 19:48:39,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:39,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:39,468 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-08 19:48:39,469 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_5400befa-80ab-4b64-885c-5fc1be8a55d7/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-08 19:48:39,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:39,549 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:39,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39 WrapperNode [2024-11-08 19:48:39,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:39,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:39,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:39,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:39,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,613 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-08 19:48:39,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:39,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:39,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:39,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:39,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:39,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:39,681 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:39,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:39,682 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:39,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:39,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:39,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:48:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:48:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:48:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:48:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:48:39,942 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:39,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:50,613 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:50,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:50,752 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:50,752 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:48:50,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:50 BoogieIcfgContainer [2024-11-08 19:48:50,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:50,754 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:50,754 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:50,767 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:50,767 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:50" (1/1) ... [2024-11-08 19:48:50,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 19:48:50,869 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 19:48:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:48:50,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:50,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:50,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:50,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:50,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 20:03:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:03:39,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 20:03:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 20:03:50,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 20:03:50,015 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 20:03:50,026 INFO L158 Benchmark]: Toolchain (without parser) took 910996.51ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 52.9MB in the beginning and 66.1MB in the end (delta: -13.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 20:03:50,027 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 20:03:50,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.08ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 35.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 20:03:50,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.31ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 33.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 20:03:50,031 INFO L158 Benchmark]: Boogie Preprocessor took 58.23ms. Allocated memory is still 77.6MB. Free memory was 33.9MB in the beginning and 31.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 20:03:50,032 INFO L158 Benchmark]: RCFGBuilder took 11076.13ms. Allocated memory is still 77.6MB. Free memory was 31.8MB in the beginning and 33.0MB in the end (delta: -1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 20:03:50,034 INFO L158 Benchmark]: CodeCheck took 899265.88ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 66.1MB in the end (delta: -33.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 20:03:50,039 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 0.76ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.08ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 35.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.31ms. Allocated memory is still 77.6MB. Free memory was 35.7MB in the beginning and 33.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.23ms. Allocated memory is still 77.6MB. Free memory was 33.9MB in the beginning and 31.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11076.13ms. Allocated memory is still 77.6MB. Free memory was 31.8MB in the beginning and 33.0MB in the end (delta: -1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 899265.88ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 66.1MB in the end (delta: -33.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 20:03:50,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5400befa-80ab-4b64-885c-5fc1be8a55d7/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