./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0685b.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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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 cdda62b63fa4d692099c5c94751a7c724c7a2bb15acfaa2811161fc559f30277 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:09:36,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:09:36,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:09:36,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:09:36,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:09:36,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:09:36,804 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:09:36,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:09:36,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:09:36,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:09:36,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:09:36,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:09:36,808 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:09:36,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:09:36,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:09:36,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:09:36,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:09:36,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:09:36,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:09:36,811 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:09:36,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:09:36,814 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:09:36,815 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:09:36,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:09:36,816 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:09:36,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:09:36,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:36,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:09:36,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:09:36,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:09:36,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:09:36,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:09:36,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:09:36,820 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdda62b63fa4d692099c5c94751a7c724c7a2bb15acfaa2811161fc559f30277 [2023-12-02 23:09:37,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:09:37,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:09:37,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:09:37,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:09:37,045 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:09:37,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2023-12-02 23:09:39,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:09:40,003 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:09:40,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2023-12-02 23:09:40,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/42655209c/0410a65ef171429a9f3f66743cd1eaa9/FLAG6b5c344cd [2023-12-02 23:09:40,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/42655209c/0410a65ef171429a9f3f66743cd1eaa9 [2023-12-02 23:09:40,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:09:40,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:09:40,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:40,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:09:40,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:09:40,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e1b4f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40, skipping insertion in model container [2023-12-02 23:09:40,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:09:40,268 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c[5277,5290] [2023-12-02 23:09:40,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:40,286 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:09:40,331 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c[5277,5290] [2023-12-02 23:09:40,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:40,351 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:09:40,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40 WrapperNode [2023-12-02 23:09:40,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:40,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:40,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:09:40,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:09:40,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,399 INFO L138 Inliner]: procedures = 19, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 232 [2023-12-02 23:09:40,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:40,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:09:40,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:09:40,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:09:40,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:09:40,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:09:40,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:09:40,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:09:40,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:40" (1/1) ... [2023-12-02 23:09:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:40,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:09:40,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:09:40,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:09:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:09:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:09:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:09:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 23:09:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:09:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 23:09:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-12-02 23:09:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-12-02 23:09:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:09:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:09:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:09:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 23:09:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2023-12-02 23:09:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2023-12-02 23:09:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:09:40,599 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:09:40,601 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:09:40,931 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:09:41,020 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:09:41,021 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-02 23:09:41,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:41 BoogieIcfgContainer [2023-12-02 23:09:41,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:09:41,024 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:09:41,024 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:09:41,034 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:09:41,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:41" (1/1) ... [2023-12-02 23:09:41,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:09:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2023-12-02 23:09:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2023-12-02 23:09:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:09:41,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:41,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:41,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-12-02 23:09:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-12-02 23:09:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:09:41,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:41,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:09:41,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:09:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:09:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:09:41,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:09:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:09:41,520 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 23:09:41,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:09:41 ImpRootNode [2023-12-02 23:09:41,553 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:09:41,554 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:09:41,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:09:41,554 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:09:41,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:41" (3/4) ... [2023-12-02 23:09:41,557 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:09:41,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:09:41,559 INFO L158 Benchmark]: Toolchain (without parser) took 1529.50ms. Allocated memory is still 161.5MB. Free memory was 118.8MB in the beginning and 77.8MB in the end (delta: 41.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,560 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:09:41,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.89ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 104.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.53ms. Allocated memory is still 161.5MB. Free memory was 104.1MB in the beginning and 102.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,561 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 161.5MB. Free memory was 102.0MB in the beginning and 99.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,562 INFO L158 Benchmark]: RCFGBuilder took 578.00ms. Allocated memory is still 161.5MB. Free memory was 99.4MB in the beginning and 108.3MB in the end (delta: -8.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,562 INFO L158 Benchmark]: CodeCheck took 529.60ms. Allocated memory is still 161.5MB. Free memory was 108.3MB in the beginning and 78.7MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 23:09:41,563 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 161.5MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:09:41,566 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, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 43 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 28 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 90 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 231]: 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 230, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L224] float x = -1.0f / 0.0f; [L225] float y = -1.0f / 0.0f; [L227] CALL, EXPR __ieee754_atan2f(y, x) [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] EXPR gf_u.value = (x) [L127] EXPR gf_u.word [L127] EXPR (hx) = gf_u.word [L124-L128] { ieee_float_shape_type gf_u; gf_u.value = (x); (hx) = gf_u.word; } VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L129] ix = hx & 0x7fffffff VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] EXPR gf_u.value = (y) [L133] EXPR gf_u.word [L133] EXPR (hy) = gf_u.word [L130-L134] { ieee_float_shape_type gf_u; gf_u.value = (y); (hy) = gf_u.word; } VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=0, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L135] iy = hy & 0x7fffffff VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=0, ix=2139095041, iy=0, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [\old(x)=4, \old(y)=2, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=0, ix=2139095041, iy=0, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L227] RET, EXPR __ieee754_atan2f(y, x) [L227] float res = __ieee754_atan2f(y, x); [L230] COND TRUE res != -3 * pi_o_4 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] [L231] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10, tiny_atan2=1/1000000000000000000000000000000, x=4, y=2, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.89ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 104.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.53ms. Allocated memory is still 161.5MB. Free memory was 104.1MB in the beginning and 102.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 161.5MB. Free memory was 102.0MB in the beginning and 99.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.00ms. Allocated memory is still 161.5MB. Free memory was 99.4MB in the beginning and 108.3MB in the end (delta: -8.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 529.60ms. Allocated memory is still 161.5MB. Free memory was 108.3MB in the beginning and 78.7MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 161.5MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:09:41,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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 cdda62b63fa4d692099c5c94751a7c724c7a2bb15acfaa2811161fc559f30277 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:09:43,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:09:43,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:09:43,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:09:43,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:09:43,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:09:43,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:09:43,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:09:43,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:09:43,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:09:43,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:09:43,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:09:43,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:09:43,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:09:43,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:09:43,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:09:43,649 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:09:43,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:09:43,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:09:43,651 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:09:43,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:09:43,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:09:43,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:09:43,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:09:43,656 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:09:43,656 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:43,657 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:09:43,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:09:43,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:43,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:09:43,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:09:43,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:09:43,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:09:43,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:43,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:09:43,660 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:09:43,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:09:43,660 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdda62b63fa4d692099c5c94751a7c724c7a2bb15acfaa2811161fc559f30277 [2023-12-02 23:09:43,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:09:43,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:09:43,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:09:43,956 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:09:43,956 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:09:43,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2023-12-02 23:09:46,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:09:46,886 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:09:46,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2023-12-02 23:09:46,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/b3ee6e998/dabb73a68d2041ebac797518a1fbaefd/FLAG3acbf6161 [2023-12-02 23:09:46,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/data/b3ee6e998/dabb73a68d2041ebac797518a1fbaefd [2023-12-02 23:09:46,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:09:46,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:09:46,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:46,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:09:46,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:09:46,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:46" (1/1) ... [2023-12-02 23:09:46,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47dad832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:46, skipping insertion in model container [2023-12-02 23:09:46,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:46" (1/1) ... [2023-12-02 23:09:46,946 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:09:47,133 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c[5277,5290] [2023-12-02 23:09:47,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:47,155 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:09:47,202 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_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c[5277,5290] [2023-12-02 23:09:47,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:47,224 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:09:47,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47 WrapperNode [2023-12-02 23:09:47,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:47,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:47,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:09:47,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:09:47,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,274 INFO L138 Inliner]: procedures = 22, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 213 [2023-12-02 23:09:47,275 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:47,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:09:47,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:09:47,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:09:47,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:09:47,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:09:47,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:09:47,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:09:47,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:47" (1/1) ... [2023-12-02 23:09:47,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:47,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:09:47,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:09:47,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:09:47,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:09:47,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-02 23:09:47,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:09:47,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:09:47,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 23:09:47,403 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-12-02 23:09:47,403 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-12-02 23:09:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:09:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:09:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:09:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 23:09:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2023-12-02 23:09:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2023-12-02 23:09:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:09:47,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:09:47,506 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:09:47,508 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:10:22,409 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:10:22,491 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:10:22,491 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-02 23:10:22,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:22 BoogieIcfgContainer [2023-12-02 23:10:22,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:10:22,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:10:22,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:10:22,504 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:10:22,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:22" (1/1) ... [2023-12-02 23:10:22,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:10:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2023-12-02 23:10:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2023-12-02 23:10:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:10:22,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:22,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:22,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:22,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:22,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:10:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:23,588 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:23,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:23,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:23,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-12-02 23:10:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:24,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-12-02 23:10:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-12-02 23:10:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:10:24,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:24,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:24,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:24,400 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:24,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:10:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:27,195 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:27,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 23:10:27,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:27,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:10:28,210 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2023-12-02 23:10:28,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 28 [2023-12-02 23:10:28,244 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-02 23:10:28,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 39 [2023-12-02 23:10:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:28,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:10:30,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:30,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2023-12-02 23:10:30,737 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-12-02 23:10:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:10:30,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:30,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:30,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:30,740 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:30,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 23:10:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:32,854 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:32,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:10:32,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:33,364 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:10:33,365 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2023-12-02 23:10:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:34,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 23:10:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2023-12-02 23:10:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2023-12-02 23:10:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:10:35,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:35,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:35,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:35,586 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:35,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 23:10:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:37,785 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:37,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:10:37,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:38,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:10:38,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2023-12-02 23:10:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:39,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 23:10:42,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-12-02 23:10:42,666 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-12-02 23:10:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:10:42,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:42,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:42,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:42,671 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:42,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 23:10:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:44,843 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:44,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 23:10:44,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:44,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:10:45,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2023-12-02 23:10:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:45,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 23:10:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 94 transitions. [2023-12-02 23:10:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2023-12-02 23:10:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:10:46,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:46,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:46,099 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:46,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 23:10:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:48,218 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:48,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:10:48,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:48,428 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:10:48,429 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2023-12-02 23:10:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:49,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 23:10:50,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:50,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2023-12-02 23:10:50,576 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2023-12-02 23:10:50,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:10:50,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:50,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:50,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:50,579 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:50,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 23:10:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:52,734 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:52,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:10:52,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:52,879 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:10:52,880 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2023-12-02 23:10:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:55,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 23:11:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 80 transitions. [2023-12-02 23:11:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2023-12-02 23:11:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:11:12,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:12,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:12,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:12,937 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:12,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 23:11:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:15,087 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:15,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:11:15,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:15,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:11:15,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2023-12-02 23:11:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:15,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 23:11:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:19,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 79 transitions. [2023-12-02 23:11:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2023-12-02 23:11:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:11:19,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:19,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:19,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:19,217 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:19,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 23:11:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,399 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:11:21,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:21,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:11:21,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2023-12-02 23:11:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:25,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 23:11:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 78 transitions. [2023-12-02 23:11:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2023-12-02 23:11:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:11:50,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:50,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:50,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:50,721 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:50,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 23:11:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:53,485 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:53,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:11:53,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:20,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 23:14:16,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:17,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:19,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:14:22,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:14:24,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:26,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:14:30,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:15:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 84 transitions. [2023-12-02 23:15:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2023-12-02 23:15:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:15:02,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:02,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:02,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:02,126 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:02,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 23:15:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:04,307 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:04,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 23:15:04,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:04,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:15:05,408 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:15:05,409 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2023-12-02 23:15:05,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2023-12-02 23:15:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:14,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-02 23:15:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 21 states and 20 transitions. [2023-12-02 23:15:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2023-12-02 23:15:36,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:15:36,963 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2023-12-02 23:15:36,969 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:15:41,408 INFO L560 CodeCheckObserver]: Invariant with dag size 44 [2023-12-02 23:15:41,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~y && ~bvand~32(2147483647bv32, #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32]) == ~ix~2) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][22:0])) could not be translated [2023-12-02 23:15:41,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(~hx~1[31:31], ~hx~1[30:23], ~hx~1[22:0])) could not be translated [2023-12-02 23:15:41,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 23:15:41,418 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:15:41,418 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2023-12-02 23:15:41,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~x && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~y) could not be translated [2023-12-02 23:15:41,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 23:15:41,419 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-12-02 23:15:41,420 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 23:15:41,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:15:41 ImpRootNode [2023-12-02 23:15:41,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:15:41,421 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:15:41,421 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:15:41,422 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:15:41,422 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:22" (3/4) ... [2023-12-02 23:15:41,424 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:15:41,427 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2023-12-02 23:15:41,427 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2023-12-02 23:15:41,436 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2023-12-02 23:15:41,436 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-02 23:15:41,437 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 23:15:41,438 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:15:41,555 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:15:41,555 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:15:41,555 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:15:41,556 INFO L158 Benchmark]: Toolchain (without parser) took 354644.17ms. Allocated memory is still 111.1MB. Free memory was 87.9MB in the beginning and 64.7MB in the end (delta: 23.2MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,556 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:15:41,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.25ms. Allocated memory is still 111.1MB. Free memory was 87.9MB in the beginning and 72.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.67ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 70.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,558 INFO L158 Benchmark]: Boogie Preprocessor took 57.23ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,558 INFO L158 Benchmark]: RCFGBuilder took 35159.80ms. Allocated memory is still 111.1MB. Free memory was 67.3MB in the beginning and 62.3MB in the end (delta: 5.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,558 INFO L158 Benchmark]: CodeCheck took 318926.62ms. Allocated memory is still 111.1MB. Free memory was 62.3MB in the beginning and 72.0MB in the end (delta: -9.8MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,559 INFO L158 Benchmark]: Witness Printer took 134.32ms. Allocated memory is still 111.1MB. Free memory was 72.0MB in the beginning and 64.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:15:41,560 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, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 314.4s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 917 SdHoareTripleChecker+Valid, 88.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 327 mSDsluCounter, 548 SdHoareTripleChecker+Invalid, 84.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 126 mSDsCounter, 211 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1160 IncrementalHoareTripleChecker+Invalid, 1371 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 211 mSolverCounterUnsat, 422 mSDtfsCounter, 1160 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1781 GetRequests, 1570 SyntacticMatches, 73 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7826 ImplicationChecksByTransitivity, 245.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 50.3s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 165 ConstructedInterpolants, 103 QuantifiedInterpolants, 3283 SizeOfPredicates, 86 NumberOfNonLiveVariables, 1069 ConjunctsInSsa, 131 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 - PositiveResult [Line: 231]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.25ms. Allocated memory is still 111.1MB. Free memory was 87.9MB in the beginning and 72.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.67ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 70.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.23ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 35159.80ms. Allocated memory is still 111.1MB. Free memory was 67.3MB in the beginning and 62.3MB in the end (delta: 5.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 318926.62ms. Allocated memory is still 111.1MB. Free memory was 62.3MB in the beginning and 72.0MB in the end (delta: -9.8MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Witness Printer took 134.32ms. Allocated memory is still 111.1MB. Free memory was 72.0MB in the beginning and 64.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~y && ~bvand~32(2147483647bv32, #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32]) == ~ix~2) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2#1.base_11][0bv32][22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(~hx~1[31:31], ~hx~1[30:23], ~hx~1[22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~x && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~y) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 23:15:41,772 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 23:15:41,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68561d58-3d3b-4bc6-a3e8-5917c21c7fe6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE