./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9 --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 c47cab6e9e67c4b3363cebe5303809f696c66d6509c3a11e62d36bdf941dfec0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:06:04,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:06:04,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:06:04,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:06:04,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:06:04,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:06:04,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:06:04,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:06:04,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:06:04,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:06:04,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:06:04,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:06:04,926 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:06:04,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:06:04,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:06:04,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:06:04,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:06:04,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:06:04,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:06:04,929 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:06:04,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:06:04,931 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:06:04,931 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:06:04,932 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:06:04,932 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:06:04,932 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:06:04,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:06:04,933 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:06:04,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:06:04,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:06:04,935 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:06:04,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:06:04,935 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:06:04,936 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c47cab6e9e67c4b3363cebe5303809f696c66d6509c3a11e62d36bdf941dfec0 [2023-12-03 00:06:05,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:06:05,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:06:05,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:06:05,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:06:05,187 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:06:05,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c [2023-12-03 00:06:07,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:06:08,113 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:06:08,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c [2023-12-03 00:06:08,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/986a6ba9a/33dc93d2befb4e80bc3fbb7c39af2185/FLAGc80e1559f [2023-12-03 00:06:08,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/986a6ba9a/33dc93d2befb4e80bc3fbb7c39af2185 [2023-12-03 00:06:08,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:06:08,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:06:08,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:06:08,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:06:08,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:06:08,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a019cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08, skipping insertion in model container [2023-12-03 00:06:08,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:06:08,355 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[1998,2011] [2023-12-03 00:06:08,360 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[2367,2380] [2023-12-03 00:06:08,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:06:08,409 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:06:08,422 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[1998,2011] [2023-12-03 00:06:08,423 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[2367,2380] [2023-12-03 00:06:08,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:06:08,461 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:06:08,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08 WrapperNode [2023-12-03 00:06:08,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:06:08,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:06:08,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:06:08,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:06:08,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,502 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 169 [2023-12-03 00:06:08,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:06:08,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:06:08,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:06:08,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:06:08,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:06:08,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:06:08,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:06:08,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:06:08,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:08" (1/1) ... [2023-12-03 00:06:08,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:06:08,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:06:08,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:06:08,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:06:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:06:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-03 00:06:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-03 00:06:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:06:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:06:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:06:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:06:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:06:08,677 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:06:08,679 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:06:08,997 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:06:09,161 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:06:09,161 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:06:09,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:06:09 BoogieIcfgContainer [2023-12-03 00:06:09,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:06:09,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:06:09,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:06:09,174 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:06:09,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:06:09" (1/1) ... [2023-12-03 00:06:09,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:06:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-12-03 00:06:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-12-03 00:06:09,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:06:09,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:09,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:06:09,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:06:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:06:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:06:09,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:06:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:06:09,377 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 00:06:09,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:06:09 ImpRootNode [2023-12-03 00:06:09,398 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:06:09,399 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:06:09,399 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:06:09,399 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:06:09,400 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:06:09" (3/4) ... [2023-12-03 00:06:09,402 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 00:06:09,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:06:09,404 INFO L158 Benchmark]: Toolchain (without parser) took 1263.34ms. Allocated memory is still 184.5MB. Free memory was 147.2MB in the beginning and 88.9MB in the end (delta: 58.2MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,405 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:06:09,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.87ms. Allocated memory is still 184.5MB. Free memory was 147.2MB in the beginning and 146.6MB in the end (delta: 592.5kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.46ms. Allocated memory is still 184.5MB. Free memory was 146.6MB in the beginning and 144.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,407 INFO L158 Benchmark]: Boogie Preprocessor took 33.07ms. Allocated memory is still 184.5MB. Free memory was 144.0MB in the beginning and 142.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,407 INFO L158 Benchmark]: RCFGBuilder took 626.36ms. Allocated memory is still 184.5MB. Free memory was 142.4MB in the beginning and 101.0MB in the end (delta: 41.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,408 INFO L158 Benchmark]: CodeCheck took 234.07ms. Allocated memory is still 184.5MB. Free memory was 101.0MB in the beginning and 89.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:06:09,408 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 184.5MB. Free memory was 89.4MB in the beginning and 88.9MB in the end (delta: 506.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:06:09,412 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: [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; VAL [IN=2, x=2] [L47] COND TRUE !(result >= 0.0f && result < 1.3985f) VAL [IN=2, x=2] [L48] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.87ms. Allocated memory is still 184.5MB. Free memory was 147.2MB in the beginning and 146.6MB in the end (delta: 592.5kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.46ms. Allocated memory is still 184.5MB. Free memory was 146.6MB in the beginning and 144.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.07ms. Allocated memory is still 184.5MB. Free memory was 144.0MB in the beginning and 142.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 626.36ms. Allocated memory is still 184.5MB. Free memory was 142.4MB in the beginning and 101.0MB in the end (delta: 41.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 234.07ms. Allocated memory is still 184.5MB. Free memory was 101.0MB in the beginning and 89.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 184.5MB. Free memory was 89.4MB in the beginning and 88.9MB in the end (delta: 506.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 00:06:09,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9 --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 c47cab6e9e67c4b3363cebe5303809f696c66d6509c3a11e62d36bdf941dfec0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:06:11,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:06:11,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:06:11,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:06:11,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:06:11,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:06:11,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:06:11,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:06:11,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:06:11,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:06:11,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:06:11,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:06:11,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:06:11,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:06:11,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:06:11,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:06:11,506 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:06:11,506 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:06:11,507 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:06:11,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:06:11,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:06:11,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:06:11,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:06:11,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:06:11,510 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:06:11,510 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:06:11,511 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:06:11,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:06:11,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:06:11,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:06:11,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:06:11,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:06:11,514 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:06:11,514 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:06:11,514 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:06:11,515 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:06:11,515 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:06:11,515 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c47cab6e9e67c4b3363cebe5303809f696c66d6509c3a11e62d36bdf941dfec0 [2023-12-03 00:06:11,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:06:11,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:06:11,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:06:11,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:06:11,844 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:06:11,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c [2023-12-03 00:06:14,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:06:14,792 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:06:14,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c [2023-12-03 00:06:14,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/032605151/20b906694d5141b3b9f2f0bad190ba7d/FLAG2edbf26a8 [2023-12-03 00:06:14,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/data/032605151/20b906694d5141b3b9f2f0bad190ba7d [2023-12-03 00:06:14,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:06:14,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:06:14,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:06:14,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:06:14,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:06:14,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:06:14" (1/1) ... [2023-12-03 00:06:14,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea0d610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:14, skipping insertion in model container [2023-12-03 00:06:14,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:06:14" (1/1) ... [2023-12-03 00:06:14,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:06:15,015 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[1998,2011] [2023-12-03 00:06:15,022 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[2367,2380] [2023-12-03 00:06:15,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:06:15,075 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:06:15,092 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[1998,2011] [2023-12-03 00:06:15,093 WARN L240 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_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/sv-benchmarks/c/combinations/square_5+soft_float_3a.c.cil.c[2367,2380] [2023-12-03 00:06:15,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:06:15,136 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:06:15,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15 WrapperNode [2023-12-03 00:06:15,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:06:15,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:06:15,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:06:15,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:06:15,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,188 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2023-12-03 00:06:15,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:06:15,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:06:15,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:06:15,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:06:15,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:06:15,226 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:06:15,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:06:15,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:06:15,227 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:06:15" (1/1) ... [2023-12-03 00:06:15,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:06:15,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:06:15,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:06:15,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:06:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:06:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:06:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-03 00:06:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-03 00:06:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:06:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:06:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:06:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:06:15,376 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:06:15,378 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:06:25,852 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:06:25,920 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:06:25,920 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:06:25,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:06:25 BoogieIcfgContainer [2023-12-03 00:06:25,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:06:25,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:06:25,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:06:25,933 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:06:25,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:06:25" (1/1) ... [2023-12-03 00:06:25,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:06:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-12-03 00:06:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-12-03 00:06:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:06:25,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:25,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:06:25,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:06:25,990 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:06:25,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:20:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:48,188 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:20:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:20:58,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:20:58,523 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:488) 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) [2023-12-03 00:20:58,527 INFO L158 Benchmark]: Toolchain (without parser) took 883707.14ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 45.9MB in the end (delta: 8.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,527 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:58,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.71ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 38.9MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.58ms. Allocated memory is still 77.6MB. Free memory was 38.9MB in the beginning and 56.7MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,529 INFO L158 Benchmark]: Boogie Preprocessor took 36.50ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,530 INFO L158 Benchmark]: RCFGBuilder took 10696.30ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 55.5MB in the end (delta: -849.0kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,530 INFO L158 Benchmark]: CodeCheck took 872602.15ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 45.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 00:20:58,534 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.71ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 38.9MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.58ms. Allocated memory is still 77.6MB. Free memory was 38.9MB in the beginning and 56.7MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.50ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10696.30ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 55.5MB in the end (delta: -849.0kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 872602.15ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 45.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:20:58,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b258c4-fe66-49c7-9fb8-9e8f912a2f9f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown