./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3 --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 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:25:39,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:25:39,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:25:39,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:25:39,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:25:39,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:25:39,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:25:39,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:25:39,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:25:39,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:25:39,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:25:39,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:25:39,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:25:39,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:25:39,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:25:39,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:25:39,741 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:25:39,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:25:39,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:25:39,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:25:39,742 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:25:39,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:25:39,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:39,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:25:39,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:25:39,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:25:39,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:25:39,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:25:39,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 [2024-11-25 05:25:40,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:25:40,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:25:40,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:25:40,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:25:40,127 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:25:40,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2024-11-25 05:25:43,145 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/0dba6eeb4/c60efd8e621a4ce7b4744fed4a7fa871/FLAGa3f54ebc4 [2024-11-25 05:25:43,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:25:43,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2024-11-25 05:25:43,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/0dba6eeb4/c60efd8e621a4ce7b4744fed4a7fa871/FLAGa3f54ebc4 [2024-11-25 05:25:43,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/0dba6eeb4/c60efd8e621a4ce7b4744fed4a7fa871 [2024-11-25 05:25:43,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:25:43,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:25:43,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:43,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:25:43,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:25:43,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521bc7ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43, skipping insertion in model container [2024-11-25 05:25:43,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:25:43,717 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-25 05:25:43,723 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-25 05:25:43,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:43,809 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:25:43,823 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-25 05:25:43,825 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-25 05:25:43,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:43,877 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:25:43,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43 WrapperNode [2024-11-25 05:25:43,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:43,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:43,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:25:43,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:25:43,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,923 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 210 [2024-11-25 05:25:43,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:43,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:25:43,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:25:43,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:25:43,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,942 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:25:43,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:25:43,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:25:43,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:25:43,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:43" (1/1) ... [2024-11-25 05:25:43,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:43,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:25:44,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:25:44,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:25:44,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:25:44,037 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:25:44,037 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:25:44,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:25:44,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:25:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:25:44,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:25:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:25:44,137 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:25:44,139 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:25:44,682 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-25 05:25:44,682 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:25:45,031 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:25:45,031 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:25:45,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:45 BoogieIcfgContainer [2024-11-25 05:25:45,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:25:45,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:25:45,033 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:25:45,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:25:45,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:45" (1/1) ... [2024-11-25 05:25:45,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:25:45,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-25 05:25:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-25 05:25:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:25:45,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:45,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:25:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:45,203 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:25:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:45,264 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:25:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:45,287 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 05:25:45,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:25:45 ImpRootNode [2024-11-25 05:25:45,318 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:25:45,319 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:25:45,321 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:25:45,321 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:25:45,322 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:45" (3/4) ... [2024-11-25 05:25:45,325 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:25:45,326 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:25:45,330 INFO L158 Benchmark]: Toolchain (without parser) took 1842.17ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 62.5MB in the end (delta: 28.7MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-25 05:25:45,331 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 41.2MB in the beginning and 41.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:45,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.95ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 76.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:25:45,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.25ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:45,332 INFO L158 Benchmark]: Boogie Preprocessor took 30.22ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:45,332 INFO L158 Benchmark]: RCFGBuilder took 1077.02ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.9MB in the end (delta: -284.3kB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-25 05:25:45,333 INFO L158 Benchmark]: CodeCheck took 286.24ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 62.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:25:45,333 INFO L158 Benchmark]: Witness Printer took 7.26ms. Allocated memory is still 117.4MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:45,338 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, 51 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, ConComCheckerStatistics: 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 someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L402] COND TRUE __VERIFIER_nondet_int() [L403] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.5f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 41.2MB in the beginning and 41.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.95ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 76.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.25ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.22ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 72.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1077.02ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.9MB in the end (delta: -284.3kB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * CodeCheck took 286.24ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 62.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.26ms. Allocated memory is still 117.4MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:25:45,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3 --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 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:25:48,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:25:48,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:25:48,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:25:48,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:25:48,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:25:48,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:25:48,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:25:48,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:25:48,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:25:48,351 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:25:48,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:25:48,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:25:48,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:25:48,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:25:48,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:25:48,353 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:25:48,353 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:25:48,353 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:25:48,353 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:25:48,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:25:48,354 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:25:48,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:25:48,354 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:25:48,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:25:48,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:25:48,354 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:48,355 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:25:48,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:25:48,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:48,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:25:48,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:25:48,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:25:48,356 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:25:48,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:48,356 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:25:48,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 [2024-11-25 05:25:48,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:25:48,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:25:48,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:25:48,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:25:48,687 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:25:48,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2024-11-25 05:25:51,762 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/043dc9da7/21b21bcfad6f447fa8e26e8f09de07ae/FLAGf21641aa2 [2024-11-25 05:25:51,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:25:52,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2024-11-25 05:25:52,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/043dc9da7/21b21bcfad6f447fa8e26e8f09de07ae/FLAGf21641aa2 [2024-11-25 05:25:52,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/data/043dc9da7/21b21bcfad6f447fa8e26e8f09de07ae [2024-11-25 05:25:52,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:25:52,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:25:52,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:52,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:25:52,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:25:52,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480722ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52, skipping insertion in model container [2024-11-25 05:25:52,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:25:52,253 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-25 05:25:52,260 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-25 05:25:52,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:52,373 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:25:52,396 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-25 05:25:52,397 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_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-25 05:25:52,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:52,481 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:25:52,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52 WrapperNode [2024-11-25 05:25:52,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:52,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:52,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:25:52,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:25:52,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,544 INFO L138 Inliner]: procedures = 28, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 167 [2024-11-25 05:25:52,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:52,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:25:52,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:25:52,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:25:52,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,571 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:25:52,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:25:52,585 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:25:52,585 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:25:52,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:52" (1/1) ... [2024-11-25 05:25:52,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:52,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:25:52,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:25:52,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:25:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:25:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:25:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:25:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:25:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:25:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:25:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:25:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:25:52,773 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:25:52,775 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:03,577 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-25 05:26:03,577 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:03,703 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:26:03,704 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:26:03,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:03 BoogieIcfgContainer [2024-11-25 05:26:03,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:26:03,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:26:03,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:26:03,715 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:26:03,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:03" (1/1) ... [2024-11-25 05:26:03,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:26:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-25 05:26:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-25 05:26:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:26:03,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:03,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:03,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:03,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:03,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:26:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:09,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:26:19,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 05:26:19,962 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) [2024-11-25 05:26:19,968 INFO L158 Benchmark]: Toolchain (without parser) took 27936.43ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 36.8MB in the end (delta: 22.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-25 05:26:19,968 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:19,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.07ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 44.5MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:19,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.96ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:19,969 INFO L158 Benchmark]: Boogie Preprocessor took 35.55ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:19,970 INFO L158 Benchmark]: RCFGBuilder took 11119.19ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 44.9MB in the end (delta: -3.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-25 05:26:19,970 INFO L158 Benchmark]: CodeCheck took 16260.85ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 36.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:19,972 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.07ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 44.5MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.96ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.55ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11119.19ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 44.9MB in the end (delta: -3.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * CodeCheck took 16260.85ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 36.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:26:20,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f5c5b8-a10d-42b2-b049-03f5e07dcc8b/bin/ukojak-verify-ENZ3QT5qd3/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