./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.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_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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_b5618d29-5659-489c-9b24-101d8318b2cf/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 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:58:50,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:58:50,851 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:58:50,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:58:50,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:58:50,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:58:50,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:58:50,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:58:50,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:58:50,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:58:50,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:58:50,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:58:50,885 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:58:50,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:58:50,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:58:50,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:58:50,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:58:50,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:58:50,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:58:50,888 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:58:50,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:58:50,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:58:50,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:58:50,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:58:50,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:58:50,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:58:50,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:58:50,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:58:50,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:58:50,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:58:50,896 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:58:50,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:58:50,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:58:50,897 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_b5618d29-5659-489c-9b24-101d8318b2cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 [2023-12-03 01:58:51,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:58:51,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:58:51,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:58:51,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:58:51,140 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:58:51,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2023-12-03 01:58:53,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:58:54,118 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:58:54,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2023-12-03 01:58:54,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/d579b2a43/318ac526dabe489382c70ea2296d4685/FLAGa0e063949 [2023-12-03 01:58:54,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/d579b2a43/318ac526dabe489382c70ea2296d4685 [2023-12-03 01:58:54,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:58:54,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:58:54,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:58:54,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:58:54,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:58:54,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e34dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54, skipping insertion in model container [2023-12-03 01:58:54,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:58:54,315 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2023-12-03 01:58:54,320 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2023-12-03 01:58:54,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:58:54,371 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:58:54,383 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2023-12-03 01:58:54,385 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2023-12-03 01:58:54,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:58:54,433 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:58:54,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54 WrapperNode [2023-12-03 01:58:54,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:58:54,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:58:54,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:58:54,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:58:54,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,470 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 79 [2023-12-03 01:58:54,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:58:54,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:58:54,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:58:54,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:58:54,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:58:54,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:58:54,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:58:54,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:58:54,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:54" (1/1) ... [2023-12-03 01:58:54,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:58:54,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:58:54,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:58:54,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:58:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:58:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-03 01:58:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-03 01:58:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-12-03 01:58:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-12-03 01:58:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:58:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:58:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:58:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:58:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:58:54,648 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:58:54,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:58:54,948 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:58:55,088 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:58:55,088 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:58:55,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:58:55 BoogieIcfgContainer [2023-12-03 01:58:55,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:58:55,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:58:55,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:58:55,099 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:58:55,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:58:55" (1/1) ... [2023-12-03 01:58:55,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:58:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-12-03 01:58:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-12-03 01:58:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:58:55,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:58:55,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:58:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:58:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:58:55,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:58:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:58:55,279 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:58:55,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:58:55 ImpRootNode [2023-12-03 01:58:55,298 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:58:55,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:58:55,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:58:55,299 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:58:55,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:58:55" (3/4) ... [2023-12-03 01:58:55,302 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:58:55,303 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:58:55,304 INFO L158 Benchmark]: Toolchain (without parser) took 1159.52ms. Allocated memory is still 209.7MB. Free memory was 162.8MB in the beginning and 95.8MB in the end (delta: 67.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-12-03 01:58:55,305 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:58:55,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 209.7MB. Free memory was 162.8MB in the beginning and 148.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:58:55,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.09ms. Allocated memory is still 209.7MB. Free memory was 148.3MB in the beginning and 146.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:58:55,306 INFO L158 Benchmark]: Boogie Preprocessor took 31.33ms. Allocated memory is still 209.7MB. Free memory was 146.9MB in the beginning and 145.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:58:55,307 INFO L158 Benchmark]: RCFGBuilder took 586.50ms. Allocated memory is still 209.7MB. Free memory was 144.8MB in the beginning and 107.7MB in the end (delta: 37.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:58:55,307 INFO L158 Benchmark]: CodeCheck took 207.66ms. Allocated memory is still 209.7MB. Free memory was 107.0MB in the beginning and 95.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:58:55,308 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 209.7MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:58:55,311 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 4 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 - 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: [L309] COND TRUE __VERIFIER_nondet_int() [L310] 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 < 1.4f) 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 0.20ms. Allocated memory is still 132.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 209.7MB. Free memory was 162.8MB in the beginning and 148.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.09ms. Allocated memory is still 209.7MB. Free memory was 148.3MB in the beginning and 146.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.33ms. Allocated memory is still 209.7MB. Free memory was 146.9MB in the beginning and 145.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 586.50ms. Allocated memory is still 209.7MB. Free memory was 144.8MB in the beginning and 107.7MB in the end (delta: 37.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 207.66ms. Allocated memory is still 209.7MB. Free memory was 107.0MB in the beginning and 95.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 209.7MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:58:55,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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_b5618d29-5659-489c-9b24-101d8318b2cf/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 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:58:57,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:58:57,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:58:57,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:58:57,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:58:57,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:58:57,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:58:57,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:58:57,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:58:57,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:58:57,331 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:58:57,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:58:57,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:58:57,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:58:57,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:58:57,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:58:57,335 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:58:57,335 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:58:57,336 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:58:57,336 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:58:57,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:58:57,337 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:58:57,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:58:57,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:58:57,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:58:57,339 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:58:57,339 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:58:57,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:58:57,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:58:57,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:58:57,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:58:57,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:58:57,342 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:58:57,343 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:58:57,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:58:57,343 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:58:57,343 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:58:57,344 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_b5618d29-5659-489c-9b24-101d8318b2cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 [2023-12-03 01:58:57,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:58:57,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:58:57,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:58:57,650 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:58:57,650 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:58:57,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2023-12-03 01:59:00,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:59:00,558 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:59:00,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2023-12-03 01:59:00,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/dc105a364/dbfc909782724c8097229607a1c9fd99/FLAGe830bfc1a [2023-12-03 01:59:00,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/data/dc105a364/dbfc909782724c8097229607a1c9fd99 [2023-12-03 01:59:00,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:59:00,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:59:00,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:59:00,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:59:00,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:59:00,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222d86a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00, skipping insertion in model container [2023-12-03 01:59:00,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:59:00,767 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2023-12-03 01:59:00,772 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2023-12-03 01:59:00,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:59:00,825 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:59:00,839 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2023-12-03 01:59:00,840 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_b5618d29-5659-489c-9b24-101d8318b2cf/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2023-12-03 01:59:00,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:59:00,882 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:59:00,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00 WrapperNode [2023-12-03 01:59:00,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:59:00,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:59:00,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:59:00,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:59:00,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,902 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,923 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-12-03 01:59:00,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:59:00,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:59:00,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:59:00,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:59:00,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:59:00,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:59:00,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:59:00,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:59:00,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:59:00" (1/1) ... [2023-12-03 01:59:00,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:59:00,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:59:00,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:59:00,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:59:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:59:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:59:01,023 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-03 01:59:01,023 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-03 01:59:01,023 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-12-03 01:59:01,023 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-12-03 01:59:01,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:59:01,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:59:01,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:59:01,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:59:01,106 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:59:01,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:59:04,488 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:59:04,539 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:59:04,539 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:59:04,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:59:04 BoogieIcfgContainer [2023-12-03 01:59:04,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:59:04,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:59:04,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:59:04,549 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:59:04,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:59:04" (1/1) ... [2023-12-03 01:59:04,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:59:04,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-12-03 01:59:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-12-03 01:59:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:59:04,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:04,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:59:04,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:59:04,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:59:04,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:10:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:23,249 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:10:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:10:33,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:10:33,572 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 02:10:33,576 INFO L158 Benchmark]: Toolchain (without parser) took 692981.20ms. Allocated memory is still 92.3MB. Free memory was 71.5MB in the beginning and 46.9MB in the end (delta: 24.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,576 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.07ms. Allocated memory is still 92.3MB. Free memory was 71.3MB in the beginning and 56.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.93ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 54.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,578 INFO L158 Benchmark]: Boogie Preprocessor took 38.35ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,578 INFO L158 Benchmark]: RCFGBuilder took 3577.66ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 56.3MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,579 INFO L158 Benchmark]: CodeCheck took 689032.80ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 46.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:10:33,582 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 0.22ms. Allocated memory is still 58.7MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.07ms. Allocated memory is still 92.3MB. Free memory was 71.3MB in the beginning and 56.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.93ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 54.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.35ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3577.66ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 56.3MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 689032.80ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 46.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:10:33,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5618d29-5659-489c-9b24-101d8318b2cf/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