./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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_0767d000-e62f-41f6-9142-08ebdac0b171/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 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:08:14,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:08:14,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:08:14,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:08:14,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:08:14,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:08:14,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:08:14,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:08:14,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:08:14,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:08:14,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:08:14,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:08:14,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:08:14,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:08:14,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:08:14,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:08:14,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:08:14,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:08:14,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:08:14,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:08:14,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:08:14,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:08:14,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:08:14,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:08:14,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:08:14,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:08:14,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:14,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:08:14,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:08:14,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:08:14,896 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:08:14,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:08:14,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:08:14,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a [2023-12-03 01:08:15,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:08:15,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:08:15,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:08:15,116 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:08:15,116 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:08:15,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2023-12-03 01:08:17,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:08:18,001 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:08:18,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2023-12-03 01:08:18,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/8c5e7974d/d548982fa74f4138a0153f59175c2044/FLAG56f3c3103 [2023-12-03 01:08:18,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/8c5e7974d/d548982fa74f4138a0153f59175c2044 [2023-12-03 01:08:18,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:08:18,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:08:18,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:18,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:08:18,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:08:18,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508f4379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18, skipping insertion in model container [2023-12-03 01:08:18,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:08:18,330 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_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2023-12-03 01:08:18,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:18,356 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:08:18,442 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_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2023-12-03 01:08:18,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:18,466 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:08:18,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18 WrapperNode [2023-12-03 01:08:18,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:18,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:18,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:08:18,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:08:18,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,542 INFO L138 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1123 [2023-12-03 01:08:18,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:18,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:08:18,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:08:18,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:08:18,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:08:18,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:08:18,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:08:18,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:08:18,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:18" (1/1) ... [2023-12-03 01:08:18,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:18,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:08:18,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:08:18,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:08:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:08:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-03 01:08:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-03 01:08:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-03 01:08:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-03 01:08:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:08:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 01:08:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:08:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 01:08:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:08:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 01:08:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-03 01:08:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-03 01:08:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-03 01:08:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-03 01:08:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:08:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:08:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:08:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:08:18,912 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:08:18,915 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:08:19,838 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:08:20,277 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:08:20,278 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:08:20,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:08:20 BoogieIcfgContainer [2023-12-03 01:08:20,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:08:20,280 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:08:20,281 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:08:20,289 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:08:20,289 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:08:20" (1/1) ... [2023-12-03 01:08:20,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:08:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-03 01:08:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-03 01:08:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:08:20,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:20,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:20,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:08:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 175 states and 286 transitions. [2023-12-03 01:08:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 286 transitions. [2023-12-03 01:08:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:08:20,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:20,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:08:20,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:08:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:08:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:08:20,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:08:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:08:20,961 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:08:21,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:08:21 ImpRootNode [2023-12-03 01:08:21,004 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:08:21,004 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:08:21,004 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:08:21,005 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:08:21,005 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:08:20" (3/4) ... [2023-12-03 01:08:21,007 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:08:21,008 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:08:21,009 INFO L158 Benchmark]: Toolchain (without parser) took 2979.50ms. Allocated memory was 132.1MB in the beginning and 211.8MB in the end (delta: 79.7MB). Free memory was 92.9MB in the beginning and 152.6MB in the end (delta: -59.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-12-03 01:08:21,010 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 132.1MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:08:21,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.55ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 67.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 01:08:21,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.13ms. Allocated memory is still 132.1MB. Free memory was 67.4MB in the beginning and 60.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:08:21,012 INFO L158 Benchmark]: Boogie Preprocessor took 120.65ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 60.7MB in the beginning and 141.1MB in the end (delta: -80.5MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-12-03 01:08:21,012 INFO L158 Benchmark]: RCFGBuilder took 1615.14ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 96.8MB in the end (delta: 44.3MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2023-12-03 01:08:21,013 INFO L158 Benchmark]: CodeCheck took 723.20ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 96.8MB in the beginning and 152.6MB in the end (delta: -55.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:08:21,013 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 211.8MB. Free memory is still 152.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:08:21,017 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 5 procedures, 175 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 649]: 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 someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someUnaryDOUBLEoperation at line 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 620. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L381-L388] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L390-L399] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L532-L538] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L576-L582] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L644] double x = -1.0 / 0.0; [L645] CALL, EXPR cos_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10073:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ieee_double_shape_type gh_u; [L611] EXPR gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] EXPR (ix) = gh_u.parts.msw [L609-L613] { ieee_double_shape_type gh_u; gh_u.value = (x); (ix) = gh_u.parts.msw; } VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10073:0}, z=0, zero_krempio=0, zero_rempio=0] [L615] ix &= 0x7fffffff VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10073:0}, z=0, zero_krempio=0, zero_rempio=0] [L616] COND FALSE !(ix <= 0x3fe921fb) VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, y={10073:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] COND TRUE ix >= 0x7ff00000 [L620] return x - x; [L620] return x - x; VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, \old(x)=2, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, z=0, zero_krempio=0, zero_rempio=0] [L645] RET, EXPR cos_double(x) [L645] double res = cos_double(x); [L648] CALL, EXPR isnan_double(res) [L88] return x != x; [L648] RET, EXPR isnan_double(res) [L648] COND TRUE !isnan_double(res) [L649] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, res=3, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=2, zero_krempio=0, zero_rempio=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 132.1MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.55ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 67.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.13ms. Allocated memory is still 132.1MB. Free memory was 67.4MB in the beginning and 60.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.65ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 60.7MB in the beginning and 141.1MB in the end (delta: -80.5MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1615.14ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 96.8MB in the end (delta: 44.3MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * CodeCheck took 723.20ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 96.8MB in the beginning and 152.6MB in the end (delta: -55.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 211.8MB. Free memory is still 152.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:08:21,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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_0767d000-e62f-41f6-9142-08ebdac0b171/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 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:08:22,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:08:23,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:08:23,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:08:23,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:08:23,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:08:23,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:08:23,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:08:23,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:08:23,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:08:23,084 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:08:23,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:08:23,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:08:23,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:08:23,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:08:23,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:08:23,087 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:08:23,087 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:08:23,088 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:08:23,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:08:23,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:08:23,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:08:23,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:08:23,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:08:23,094 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:08:23,094 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:08:23,095 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:08:23,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:08:23,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:23,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:08:23,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:08:23,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:08:23,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:08:23,097 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:08:23,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:08:23,098 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:08:23,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:08:23,098 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_0767d000-e62f-41f6-9142-08ebdac0b171/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 959cf13250ec2b6e5dddf50bf5f6f5ec77af838554361783331a09278dc3447a [2023-12-03 01:08:23,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:08:23,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:08:23,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:08:23,397 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:08:23,398 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:08:23,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2023-12-03 01:08:26,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:08:26,414 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:08:26,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c [2023-12-03 01:08:26,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/6387fad15/6ccb67c6ecbe4b93a111a006c5dc204e/FLAG7241b46b2 [2023-12-03 01:08:26,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/data/6387fad15/6ccb67c6ecbe4b93a111a006c5dc204e [2023-12-03 01:08:26,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:08:26,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:08:26,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:26,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:08:26,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:08:26,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:26,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaa0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26, skipping insertion in model container [2023-12-03 01:08:26,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:26,491 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:08:26,778 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_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2023-12-03 01:08:26,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:26,808 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:08:26,893 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_0767d000-e62f-41f6-9142-08ebdac0b171/sv-benchmarks/c/float-newlib/double_req_bl_0330b.c[16341,16354] [2023-12-03 01:08:26,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:08:26,920 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:08:26,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26 WrapperNode [2023-12-03 01:08:26,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:08:26,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:26,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:08:26,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:08:26,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:26,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,018 INFO L138 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1033 [2023-12-03 01:08:27,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:08:27,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:08:27,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:08:27,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:08:27,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:08:27,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:08:27,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:08:27,124 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:08:27,125 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:08:26" (1/1) ... [2023-12-03 01:08:27,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:08:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:08:27,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:08:27,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:08:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2023-12-03 01:08:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2023-12-03 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 01:08:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2023-12-03 01:08:27,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:08:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2023-12-03 01:08:27,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2023-12-03 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-03 01:08:27,199 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-03 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:08:27,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:08:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:08:27,356 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:08:27,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:11:39,885 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:11:40,151 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:11:40,152 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:11:40,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:11:40 BoogieIcfgContainer [2023-12-03 01:11:40,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:11:40,154 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:11:40,155 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:11:40,164 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:11:40,164 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:11:40" (1/1) ... [2023-12-03 01:11:40,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:11:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:40,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-03 01:11:40,231 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-03 01:11:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:11:40,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:40,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:40,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:40,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:40,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:11:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:41,558 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:11:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:41,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:11:41,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:41,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:11:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:41,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 175 states and 286 transitions. [2023-12-03 01:11:41,853 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 286 transitions. [2023-12-03 01:11:41,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:11:41,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:41,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:41,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:41,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:41,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:11:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:45,912 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:11:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:46,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:11:46,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:46,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:46,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:11:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 177 states and 294 transitions. [2023-12-03 01:11:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 294 transitions. [2023-12-03 01:11:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:11:48,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:48,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:48,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:48,329 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:48,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:11:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:49,693 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:11:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:49,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:11:49,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:49,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:49,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:11:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 177 states and 292 transitions. [2023-12-03 01:11:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 292 transitions. [2023-12-03 01:11:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:49,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:49,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:49,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:49,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:49,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:11:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:53,260 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:11:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:53,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:11:53,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:54,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:11:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 175 states and 287 transitions. [2023-12-03 01:11:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 287 transitions. [2023-12-03 01:11:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:11:58,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:58,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:11:58,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:11:58,807 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:11:58,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:12:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:00,097 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:12:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:00,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:12:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:12:00,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 01:12:10,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:12,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 01:12:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 175 states and 285 transitions. [2023-12-03 01:12:12,616 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 285 transitions. [2023-12-03 01:12:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:12:12,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:12,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:12:12,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:12:12,619 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:12:12,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 01:12:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:13,934 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:12:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:14,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:12:14,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:12:14,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 01:12:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 175 states and 283 transitions. [2023-12-03 01:12:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 283 transitions. [2023-12-03 01:12:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:12:14,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:14,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:12:14,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:12:14,949 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:12:14,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 01:12:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:18,423 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:12:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:18,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:12:18,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:12:20,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 01:12:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:22,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 175 states and 282 transitions. [2023-12-03 01:12:22,984 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 282 transitions. [2023-12-03 01:12:22,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:12:22,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:22,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:12:22,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:12:22,993 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:12:22,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 01:12:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:28,224 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:12:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:28,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:12:28,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:12:29,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 01:12:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2023-12-03 01:12:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2023-12-03 01:12:29,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:12:29,453 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2023-12-03 01:12:29,460 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:12:30,026 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:12:30,028 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-12-03 01:12:30,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-03 01:12:30,034 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-12-03 01:12:30,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-03 01:12:30,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:12:30 ImpRootNode [2023-12-03 01:12:30,035 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:12:30,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:12:30,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:12:30,036 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:12:30,036 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:11:40" (3/4) ... [2023-12-03 01:12:30,038 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:12:30,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2023-12-03 01:12:30,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2023-12-03 01:12:30,041 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2023-12-03 01:12:30,041 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2023-12-03 01:12:30,059 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2023-12-03 01:12:30,060 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-12-03 01:12:30,061 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 01:12:30,061 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:12:30,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:12:30,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:12:30,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:12:30,198 INFO L158 Benchmark]: Toolchain (without parser) took 243755.92ms. Allocated memory is still 96.5MB. Free memory was 72.6MB in the beginning and 36.7MB in the end (delta: 35.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,198 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:12:30,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.65ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 44.4MB in the end (delta: 27.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.62ms. Allocated memory is still 96.5MB. Free memory was 44.4MB in the beginning and 71.6MB in the end (delta: -27.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,199 INFO L158 Benchmark]: Boogie Preprocessor took 104.24ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 64.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,199 INFO L158 Benchmark]: RCFGBuilder took 193029.40ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 36.9MB in the end (delta: 27.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,200 INFO L158 Benchmark]: CodeCheck took 49880.57ms. Allocated memory is still 96.5MB. Free memory was 36.9MB in the beginning and 48.6MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:12:30,200 INFO L158 Benchmark]: Witness Printer took 161.90ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 36.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:12:30,202 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 5 procedures, 175 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 622 SdHoareTripleChecker+Valid, 59.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 405 SdHoareTripleChecker+Invalid, 57.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 71 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 343 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71 mSolverCounterUnsat, 339 mSDtfsCounter, 343 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1144 GetRequests, 1107 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 130 ConstructedInterpolants, 18 QuantifiedInterpolants, 489 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2095 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 649]: 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: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 609]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 606]: 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 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.65ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 44.4MB in the end (delta: 27.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.62ms. Allocated memory is still 96.5MB. Free memory was 44.4MB in the beginning and 71.6MB in the end (delta: -27.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.24ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 64.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 193029.40ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 36.9MB in the end (delta: 27.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * CodeCheck took 49880.57ms. Allocated memory is still 96.5MB. Free memory was 36.9MB in the beginning and 48.6MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 161.90ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 36.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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! [2023-12-03 01:12:30,414 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 01:12:30,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0767d000-e62f-41f6-9142-08ebdac0b171/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