./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk --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 0dfb2113d8764001f24e371804ea35e94ffa74ed6e12f7e3ee8a4aaf8056f901 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:36:08,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:36:08,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:36:08,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:36:08,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:36:08,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:36:08,852 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:36:08,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:36:08,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:36:08,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:36:08,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:36:08,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:36:08,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:36:08,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:36:08,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:36:08,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:36:08,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:36:08,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:36:08,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:36:08,857 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:36:08,857 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:36:08,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:36:08,858 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:36:08,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:36:08,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:36:08,860 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:36:08,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:36:08,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:08,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:36:08,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:36:08,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:36:08,867 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:36:08,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:36:08,867 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_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dfb2113d8764001f24e371804ea35e94ffa74ed6e12f7e3ee8a4aaf8056f901 [2024-11-08 22:36:09,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:36:09,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:36:09,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:36:09,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:36:09,234 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:36:09,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c Unable to find full path for "g++" [2024-11-08 22:36:11,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:36:11,452 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:36:11,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2024-11-08 22:36:11,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/ad5c5d2c3/516ebc63e88f41ec877b8587956636e5/FLAG653c811c9 [2024-11-08 22:36:11,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/ad5c5d2c3/516ebc63e88f41ec877b8587956636e5 [2024-11-08 22:36:11,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:36:11,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:36:11,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:11,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:36:11,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:36:11,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:11" (1/1) ... [2024-11-08 22:36:11,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3708b128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:11, skipping insertion in model container [2024-11-08 22:36:11,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:11" (1/1) ... [2024-11-08 22:36:11,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:36:12,190 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c[6889,6902] [2024-11-08 22:36:12,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:12,209 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:36:12,279 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c[6889,6902] [2024-11-08 22:36:12,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:12,309 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:36:12,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12 WrapperNode [2024-11-08 22:36:12,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:12,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:12,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:36:12,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:36:12,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,370 INFO L138 Inliner]: procedures = 22, calls = 98, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 383 [2024-11-08 22:36:12,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:12,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:36:12,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:36:12,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:36:12,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:36:12,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:36:12,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:36:12,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:36:12,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:12" (1/1) ... [2024-11-08 22:36:12,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:12,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:36:12,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:36:12,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:36:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:36:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:36:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-08 22:36:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:36:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:36:12,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:36:12,536 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-08 22:36:12,536 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-08 22:36:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:36:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2024-11-08 22:36:12,538 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2024-11-08 22:36:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:36:12,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:36:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:36:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:36:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:36:12,708 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:36:12,711 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:36:13,415 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-08 22:36:13,415 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:36:13,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:36:13,778 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-08 22:36:13,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:13 BoogieIcfgContainer [2024-11-08 22:36:13,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:36:13,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:36:13,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:36:13,790 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:36:13,790 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:13" (1/1) ... [2024-11-08 22:36:13,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:36:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 80 states and 130 transitions. [2024-11-08 22:36:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 130 transitions. [2024-11-08 22:36:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:36:13,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:14,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2024-11-08 22:36:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2024-11-08 22:36:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:36:14,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:14,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2024-11-08 22:36:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2024-11-08 22:36:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:36:14,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:14,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:14,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:14,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2024-11-08 22:36:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2024-11-08 22:36:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:36:14,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:36:15,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:36:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:36:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:36:15,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:36:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:36:16,595 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-08 22:36:16,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:36:16 ImpRootNode [2024-11-08 22:36:16,632 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:36:16,633 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:36:16,633 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:36:16,634 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:36:16,634 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:13" (3/4) ... [2024-11-08 22:36:16,637 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:36:16,638 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:36:16,639 INFO L158 Benchmark]: Toolchain (without parser) took 4811.76ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 104.9MB in the beginning and 69.2MB in the end (delta: 35.7MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,640 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:36:16,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.19ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.0MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.53ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 98.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,641 INFO L158 Benchmark]: Boogie Preprocessor took 65.31ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 95.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,642 INFO L158 Benchmark]: RCFGBuilder took 1341.10ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 81.3MB in the end (delta: 14.5MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,643 INFO L158 Benchmark]: CodeCheck took 2853.02ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 81.3MB in the beginning and 70.2MB in the end (delta: 11.0MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-11-08 22:36:16,643 INFO L158 Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 172.0MB. Free memory was 70.2MB in the beginning and 69.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:36:16,646 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 193 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 98 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 375 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 288]: 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 bitwiseOr at line 163, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 287. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L278] double x = __VERIFIER_nondet_double(); [L279] double y = 1.0 / 0.0; [L282] CALL, EXPR isfinite_double(x) [L262] __int32_t hx; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, zero_atan2=0] [L264] ieee_double_shape_type gh_u; [L265] gh_u.value = (x) [L266] EXPR gh_u.parts.msw [L266] (hx) = gh_u.parts.msw [L268] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L282] RET, EXPR isfinite_double(x) [L282] isfinite_double(x) && isinf_double(y) [L282] CALL, EXPR isinf_double(y) [L248] __int32_t hx, lx; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=3, zero_atan2=0] [L250] ieee_double_shape_type ew_u; [L251] ew_u.value = (x) [L252] EXPR ew_u.parts.msw [L252] (hx) = ew_u.parts.msw [L253] EXPR ew_u.parts.lsw [L253] (lx) = ew_u.parts.lsw [L255] hx &= 0x7fffffff [L256] EXPR lx | (-lx) [L256] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L257] hx = 0x7ff00000 - hx [L258] EXPR hx | (-hx) [L258] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L282] RET, EXPR isinf_double(y) [L282] isfinite_double(x) && isinf_double(y) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, y=3, zero_atan2=0] [L282] COND TRUE isfinite_double(x) && isinf_double(y) [L284] CALL, EXPR __ieee754_atan2(y, x) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, y=3, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, ix=2146435072, lx=10737418240, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, y=3, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff [L163] EXPR lx | -lx [L163] EXPR ix | ((lx | -lx) >> 31) [L163-L164] ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, hy=0, ix=2146435072, iy=0, lx=10737418240, ly=6442450944, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, y=3, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, hy=0, ix=2146435072, iy=0, lx=10737418240, ly=6442450944, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=7, y=3, zero_atan2=0] [L284] RET, EXPR __ieee754_atan2(y, x) [L284] double res = __ieee754_atan2(y, x); [L287] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L288] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.19ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.0MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.53ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 98.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.31ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 95.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1341.10ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 81.3MB in the end (delta: 14.5MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * CodeCheck took 2853.02ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 81.3MB in the beginning and 70.2MB in the end (delta: 11.0MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Witness Printer took 5.23ms. Allocated memory is still 172.0MB. Free memory was 70.2MB in the beginning and 69.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:36:16,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk --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 0dfb2113d8764001f24e371804ea35e94ffa74ed6e12f7e3ee8a4aaf8056f901 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:36:19,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:36:19,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:36:19,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:36:19,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:36:19,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:36:19,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:36:19,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:36:19,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:36:19,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:36:19,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:36:19,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:36:19,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:36:19,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:36:19,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:36:19,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:36:19,316 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:36:19,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:36:19,316 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:36:19,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:36:19,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:36:19,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:36:19,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:36:19,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:36:19,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:36:19,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:36:19,319 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:36:19,319 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:36:19,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:36:19,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:19,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:36:19,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:36:19,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:36:19,320 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:36:19,321 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:36:19,321 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:36:19,321 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_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dfb2113d8764001f24e371804ea35e94ffa74ed6e12f7e3ee8a4aaf8056f901 [2024-11-08 22:36:19,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:36:19,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:36:19,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:36:19,759 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:36:19,760 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:36:19,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c Unable to find full path for "g++" [2024-11-08 22:36:21,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:36:22,148 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:36:22,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2024-11-08 22:36:22,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/4a9c008b9/425217dbc45b43d0925dae13160fb136/FLAG8a762c712 [2024-11-08 22:36:22,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/data/4a9c008b9/425217dbc45b43d0925dae13160fb136 [2024-11-08 22:36:22,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:36:22,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:36:22,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:22,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:36:22,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:36:22,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:22" (1/1) ... [2024-11-08 22:36:22,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@defe878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:22, skipping insertion in model container [2024-11-08 22:36:22,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:22" (1/1) ... [2024-11-08 22:36:22,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:36:22,865 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c[6889,6902] [2024-11-08 22:36:22,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:22,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:36:22,981 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c[6889,6902] [2024-11-08 22:36:22,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:23,010 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:36:23,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23 WrapperNode [2024-11-08 22:36:23,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:23,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:23,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:36:23,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:36:23,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,080 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 273 [2024-11-08 22:36:23,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:23,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:36:23,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:36:23,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:36:23,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:36:23,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:36:23,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:36:23,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:36:23,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:23" (1/1) ... [2024-11-08 22:36:23,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:23,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:36:23,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:36:23,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:36:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-08 22:36:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-08 22:36:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-08 22:36:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2024-11-08 22:36:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2024-11-08 22:36:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:36:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:36:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:36:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:36:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:36:23,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:36:23,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:35,712 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:35,713 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:35,869 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:35,869 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-08 22:37:35,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:35 BoogieIcfgContainer [2024-11-08 22:37:35,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:35,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:35,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:35,881 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:35,881 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:35" (1/1) ... [2024-11-08 22:37:35,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 79 states and 129 transitions. [2024-11-08 22:37:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2024-11-08 22:37:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:37:35,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:35,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:35,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:35,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:35,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:37:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:37,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:37,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:37:37,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:37,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:37,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:37:39,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:37:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions. [2024-11-08 22:37:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2024-11-08 22:37:39,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:37:39,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:39,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:39,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:39,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:39,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:37:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:41,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:41,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:37:41,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:41,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:37:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2024-11-08 22:37:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2024-11-08 22:37:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:37:42,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:42,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:42,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:42,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:42,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:37:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:43,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:43,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:37:43,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:43,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:37:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 121 transitions. [2024-11-08 22:37:43,716 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2024-11-08 22:37:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:37:43,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:43,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:43,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:43,720 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:43,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:37:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:47,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:48,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:37:48,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:54,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-08 22:37:57,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-08 22:38:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:38:02,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:38:27,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 120 transitions. [2024-11-08 22:38:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2024-11-08 22:38:27,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:38:27,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:27,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:27,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:38:27,380 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:38:27,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:38:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:31,778 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:38:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:32,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:38:32,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:38:58,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:14,699 WARN L286 SmtUtils]: Spent 10.37s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:41:24,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:41:39,034 WARN L286 SmtUtils]: Spent 10.47s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:41:59,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:42:07,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:09,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:12,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:17,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:19,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:23,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:25,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:26,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:28,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:31,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:36,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:37,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:40,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:42,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:44,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:45,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:47,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:42:51,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:42:53,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:43:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 83 states and 142 transitions. [2024-11-08 22:43:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 142 transitions. [2024-11-08 22:43:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:43:01,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:01,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:43:01,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:43:01,212 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:43:01,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:43:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:03,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:43:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:04,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:43:04,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:23,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:44:01,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:44:07,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:07,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2024-11-08 22:44:07,560 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2024-11-08 22:44:07,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:44:07,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:07,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:07,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:07,566 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:07,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:44:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:11,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:12,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:44:12,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:20,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:44:23,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:44:25,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:44:25,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:25,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 80 states and 132 transitions. [2024-11-08 22:44:25,566 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 132 transitions. [2024-11-08 22:44:25,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:44:25,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:25,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:25,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:25,572 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:25,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:44:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:27,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:27,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:44:27,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:34,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:34,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:44:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:35,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 76 states and 118 transitions. [2024-11-08 22:44:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2024-11-08 22:44:35,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:44:35,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:35,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:35,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:35,590 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:35,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:44:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:38,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:38,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:44:38,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:17,130 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_111| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (not (= (_ bv0 32) (bvlshr (bvadd (_ bv2148532224 32) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32))) (_ bv31 32)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_111|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|))) (= |c_ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_111|)) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_111|)))) is different from true [2024-11-08 22:45:32,493 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:45:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:55,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18af13e0-1185-4d38-bc51-dc1d5c4d2772/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 22:46:47,225 WARN L286 SmtUtils]: Spent 10.49s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:46:57,230 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_111| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (not (= (_ bv0 32) (bvlshr (bvadd (_ bv2148532224 32) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32))) (_ bv31 32)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_111|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|))) (= |c_ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_111|)) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_111|))))) is different from false [2024-11-08 22:47:07,276 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~pi_o_2~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (not (exists ((|v_skolemized_q#valueAsBitvector_111| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (not (= (_ bv0 32) (bvlshr (bvadd (_ bv2148532224 32) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32))) (_ bv31 32)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_111|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|))) (= |c_ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_111|)) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_111|))))) (= c_~tiny_atan2~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (exists ((currentRoundingMode RoundingMode)) (= |c_ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= c_currentRoundingMode roundNearestTiesToEven) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_53| (_ BitVec 64))) (let ((.cse0 (select (select |c_#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_13|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_53|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_53|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_53|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|))) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| .cse0) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_53|)) (_ bv2148532224 32)) (_ bv31 32)))) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)))))) is different from false [2024-11-08 22:47:33,481 WARN L286 SmtUtils]: Spent 10.48s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:47:43,576 WARN L873 $PredicateComparison]: unable to prove that (not (and (= c_~pi_o_2~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 785398163397448279.0 500000000000000000.0))) (not (exists ((|v_skolemized_q#valueAsBitvector_111| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (not (= (_ bv0 32) (bvlshr (bvadd (_ bv2148532224 32) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32))) (_ bv31 32)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_111|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_111|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|))) (= |c_ULTIMATE.start___ieee754_atan2_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_111|)) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_111|))))) (= c_~tiny_atan2~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) (exists ((currentRoundingMode RoundingMode)) (= |c_ULTIMATE.start___ieee754_atan2_~y#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= c_currentRoundingMode roundNearestTiesToEven) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_53| (_ BitVec 64))) (let ((.cse0 (select (select |c_#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0#1.base_13|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_53|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_53|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_53|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|))) (= |c_ULTIMATE.start___ieee754_atan2_~hx~1#1| .cse0) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_53|)) (_ bv2148532224 32)) (_ bv31 32)))) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|))))))) is different from true [2024-11-08 22:47:56,761 WARN L286 SmtUtils]: Spent 10.54s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:48:12,532 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:48:25,887 WARN L286 SmtUtils]: Spent 10.61s on a formula simplification that was a NOOP. DAG size: 81 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:48:41,347 WARN L286 SmtUtils]: Spent 10.51s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:49:07,264 WARN L286 SmtUtils]: Spent 10.63s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:49:17,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:49:40,904 WARN L286 SmtUtils]: Spent 20.93s on a formula simplification. DAG size of input: 84 DAG size of output: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:49:55,098 WARN L286 SmtUtils]: Spent 11.59s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:50:27,342 WARN L286 SmtUtils]: Spent 11.15s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:50:37,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:51:01,597 WARN L286 SmtUtils]: Spent 21.21s on a formula simplification. DAG size of input: 96 DAG size of output: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:51:15,231 WARN L286 SmtUtils]: Spent 10.75s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)