./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:16:41,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:16:41,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:16:41,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:16:41,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:16:41,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:16:41,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:16:41,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:16:41,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:16:41,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:16:41,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:16:41,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:16:41,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:16:41,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:16:41,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:16:41,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:16:41,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:16:41,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:16:41,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:16:41,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:16:41,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:16:41,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:16:41,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:16:41,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:16:41,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:16:41,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:16:41,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:16:41,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:16:41,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:16:41,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:16:41,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:16:41,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:16:41,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:16:41,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:16:41,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:16:41,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:16:41,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:16:41,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:16:41,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:16:41,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:16:41,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:16:41,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:16:41,503 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:16:41,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:16:41,504 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:16:41,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:16:41,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:16:41,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:16:41,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:16:41,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:16:41,508 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:16:41,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:16:41,509 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:16:41,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:16:41,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:16:41,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:16:41,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:16:41,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:16:41,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:16:41,511 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:16:41,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:16:41,511 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:16:41,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:16:41,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:16:41,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:16:41,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:16:41,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:16:41,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:16:41,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:16:41,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:16:41,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:16:41,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:16:41,516 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:16:41,516 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:16:41,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:16:41,517 INFO L138 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_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-16 12:16:41,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:16:41,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:16:41,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:16:41,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:16:41,930 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:16:41,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-16 12:16:42,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/a97d992ce/4376ad4ed2b34ddf9c984773fcce84c6/FLAG981fecd95 [2022-11-16 12:16:42,662 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:16:42,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-16 12:16:42,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/a97d992ce/4376ad4ed2b34ddf9c984773fcce84c6/FLAG981fecd95 [2022-11-16 12:16:42,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/a97d992ce/4376ad4ed2b34ddf9c984773fcce84c6 [2022-11-16 12:16:42,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:16:42,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:16:42,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:16:42,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:16:42,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:16:42,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:16:42" (1/1) ... [2022-11-16 12:16:42,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100c0dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:42, skipping insertion in model container [2022-11-16 12:16:42,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:16:42" (1/1) ... [2022-11-16 12:16:43,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:16:43,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:16:43,489 WARN L229 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_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-16 12:16:43,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:16:43,558 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:16:43,666 WARN L229 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_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-16 12:16:43,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:16:43,731 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:16:43,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43 WrapperNode [2022-11-16 12:16:43,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:16:43,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:16:43,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:16:43,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:16:43,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,854 INFO L138 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1112 [2022-11-16 12:16:43,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:16:43,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:16:43,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:16:43,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:16:43,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,948 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:16:43,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:16:43,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:16:43,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:16:43,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (1/1) ... [2022-11-16 12:16:43,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:16:44,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:16:44,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:16:44,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:16:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-16 12:16:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-16 12:16:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:16:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:16:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-16 12:16:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:16:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-16 12:16:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-16 12:16:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-16 12:16:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-16 12:16:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-16 12:16:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:16:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-16 12:16:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-16 12:16:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-16 12:16:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:16:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:16:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:16:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:16:44,398 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:16:44,400 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:16:45,775 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:16:45,785 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:16:45,785 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-16 12:16:45,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:16:45 BoogieIcfgContainer [2022-11-16 12:16:45,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:16:45,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:16:45,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:16:45,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:16:45,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:16:42" (1/3) ... [2022-11-16 12:16:45,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dbe7eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:16:45, skipping insertion in model container [2022-11-16 12:16:45,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:43" (2/3) ... [2022-11-16 12:16:45,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dbe7eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:16:45, skipping insertion in model container [2022-11-16 12:16:45,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:16:45" (3/3) ... [2022-11-16 12:16:45,800 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-16 12:16:45,823 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:16:45,823 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:16:45,923 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:16:45,934 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7798afb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:16:45,935 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:16:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 244 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-16 12:16:45,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 12:16:45,950 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:16:45,951 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:16:45,952 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:16:45,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:16:45,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1639676839, now seen corresponding path program 1 times [2022-11-16 12:16:45,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:16:45,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913504388] [2022-11-16 12:16:45,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:16:45,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:16:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:46,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:16:46,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:16:46,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913504388] [2022-11-16 12:16:46,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913504388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:16:46,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:16:46,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:16:46,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188364432] [2022-11-16 12:16:46,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:16:46,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 12:16:46,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:16:46,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 12:16:46,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:16:46,508 INFO L87 Difference]: Start difference. First operand has 244 states, 226 states have (on average 1.668141592920354) internal successors, (377), 227 states have internal predecessors, (377), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:16:46,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:16:46,621 INFO L93 Difference]: Finished difference Result 486 states and 812 transitions. [2022-11-16 12:16:46,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:16:46,624 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-16 12:16:46,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:16:46,649 INFO L225 Difference]: With dead ends: 486 [2022-11-16 12:16:46,650 INFO L226 Difference]: Without dead ends: 241 [2022-11-16 12:16:46,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:16:46,671 INFO L413 NwaCegarLoop]: 341 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:16:46,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:16:46,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2022-11-16 12:16:46,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2022-11-16 12:16:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 224 states have (on average 1.4017857142857142) internal successors, (314), 224 states have internal predecessors, (314), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-16 12:16:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 338 transitions. [2022-11-16 12:16:46,756 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 338 transitions. Word has length 9 [2022-11-16 12:16:46,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:16:46,756 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 338 transitions. [2022-11-16 12:16:46,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:16:46,757 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 338 transitions. [2022-11-16 12:16:46,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-16 12:16:46,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:16:46,758 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:16:46,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:16:46,758 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:16:46,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:16:46,759 INFO L85 PathProgramCache]: Analyzing trace with hash -391156239, now seen corresponding path program 1 times [2022-11-16 12:16:46,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:16:46,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22005948] [2022-11-16 12:16:46,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:16:46,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:16:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:16:46,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:16:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:16:47,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:16:47,084 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:16:47,086 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:16:47,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:16:47,093 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:16:47,097 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:16:47,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:16:47 BoogieIcfgContainer [2022-11-16 12:16:47,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:16:47,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:16:47,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:16:47,185 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:16:47,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:16:45" (3/4) ... [2022-11-16 12:16:47,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:16:47,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:16:47,190 INFO L158 Benchmark]: Toolchain (without parser) took 4207.21ms. Allocated memory is still 169.9MB. Free memory was 132.8MB in the beginning and 120.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-11-16 12:16:47,190 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 169.9MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:16:47,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.14ms. Allocated memory is still 169.9MB. Free memory was 132.8MB in the beginning and 129.1MB in the end (delta: 3.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:16:47,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.87ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 121.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:16:47,192 INFO L158 Benchmark]: Boogie Preprocessor took 106.97ms. Allocated memory is still 169.9MB. Free memory was 121.8MB in the beginning and 114.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 12:16:47,193 INFO L158 Benchmark]: RCFGBuilder took 1824.67ms. Allocated memory is still 169.9MB. Free memory was 114.8MB in the beginning and 116.7MB in the end (delta: -1.9MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2022-11-16 12:16:47,194 INFO L158 Benchmark]: TraceAbstraction took 1392.70ms. Allocated memory is still 169.9MB. Free memory was 116.0MB in the beginning and 120.4MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:16:47,194 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 169.9MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:16:47,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 169.9MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.14ms. Allocated memory is still 169.9MB. Free memory was 132.8MB in the beginning and 129.1MB in the end (delta: 3.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.87ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 121.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.97ms. Allocated memory is still 169.9MB. Free memory was 121.8MB in the beginning and 114.8MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1824.67ms. Allocated memory is still 169.9MB. Free memory was 114.8MB in the beginning and 116.7MB in the end (delta: -1.9MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1392.70ms. Allocated memory is still 169.9MB. Free memory was 116.0MB in the beginning and 120.4MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 169.9MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 613]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 612, overapproximation of someUnaryDOUBLEoperation at line 529, overapproximation of bitwiseAnd at line 579, overapproximation of someUnaryFLOAToperation at line 608, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L18] static const float huge_floor = 1.0e30; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L567] static const float one_cos = 1.0; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L608] float x = -0.0f; [L609] CALL, EXPR cos_float(x) [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) [L609] float res = cos_float(x); [L612] COND TRUE res != 1.0f VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, res=1000000000000000000000000000012, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, res=1000000000000000000000000000012, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 341 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 341 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=244occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:16:47,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:16:49,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:16:49,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:16:49,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:16:49,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:16:49,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:16:49,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:16:49,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:16:49,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:16:49,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:16:49,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:16:49,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:16:49,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:16:49,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:16:49,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:16:49,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:16:49,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:16:49,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:16:49,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:16:49,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:16:49,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:16:49,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:16:49,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:16:49,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:16:49,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:16:49,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:16:49,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:16:49,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:16:49,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:16:49,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:16:49,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:16:49,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:16:49,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:16:49,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:16:49,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:16:49,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:16:49,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:16:49,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:16:49,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:16:49,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:16:49,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:16:49,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 12:16:50,029 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:16:50,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:16:50,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:16:50,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:16:50,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:16:50,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:16:50,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:16:50,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:16:50,038 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:16:50,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:16:50,040 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:16:50,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:16:50,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:16:50,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:16:50,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:16:50,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:16:50,042 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:16:50,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:16:50,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:16:50,042 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:16:50,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:16:50,043 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:16:50,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:16:50,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:16:50,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:16:50,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:16:50,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:16:50,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:16:50,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:16:50,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:16:50,046 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:16:50,046 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:16:50,046 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:16:50,047 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:16:50,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:16:50,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:16:50,047 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-16 12:16:50,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:16:50,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:16:50,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:16:50,491 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:16:50,493 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:16:50,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-16 12:16:50,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/679fdd6f2/ef45b7d4861246d298a587505a24881f/FLAGee8a08b58 [2022-11-16 12:16:51,291 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:16:51,292 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-16 12:16:51,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/679fdd6f2/ef45b7d4861246d298a587505a24881f/FLAGee8a08b58 [2022-11-16 12:16:51,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/data/679fdd6f2/ef45b7d4861246d298a587505a24881f [2022-11-16 12:16:51,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:16:51,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:16:51,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:16:51,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:16:51,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:16:51,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:16:51" (1/1) ... [2022-11-16 12:16:51,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ab72be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:51, skipping insertion in model container [2022-11-16 12:16:51,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:16:51" (1/1) ... [2022-11-16 12:16:51,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:16:51,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:16:52,142 WARN L229 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_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-16 12:16:52,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:16:52,220 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:16:52,331 WARN L229 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_175c4b48-ef26-4966-9591-d0a5b3a256dc/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-16 12:16:52,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:16:52,390 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:16:52,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52 WrapperNode [2022-11-16 12:16:52,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:16:52,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:16:52,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:16:52,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:16:52,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,579 INFO L138 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1104 [2022-11-16 12:16:52,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:16:52,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:16:52,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:16:52,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:16:52,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,718 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:16:52,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:16:52,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:16:52,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:16:52,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (1/1) ... [2022-11-16 12:16:52,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:16:52,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:16:52,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:16:52,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:16:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-16 12:16:52,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-16 12:16:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:16:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:16:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 12:16:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:16:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-16 12:16:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:16:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-16 12:16:52,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-16 12:16:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-16 12:16:52,830 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-16 12:16:52,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-16 12:16:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-16 12:16:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-16 12:16:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-16 12:16:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:16:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:16:52,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:16:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:16:53,062 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:16:53,064 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:17:36,050 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:17:36,061 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:17:36,062 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-16 12:17:36,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:36 BoogieIcfgContainer [2022-11-16 12:17:36,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:17:36,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:17:36,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:17:36,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:17:36,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:16:51" (1/3) ... [2022-11-16 12:17:36,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4936e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:17:36, skipping insertion in model container [2022-11-16 12:17:36,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:16:52" (2/3) ... [2022-11-16 12:17:36,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4936e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:17:36, skipping insertion in model container [2022-11-16 12:17:36,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:36" (3/3) ... [2022-11-16 12:17:36,074 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-16 12:17:36,096 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:17:36,096 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:17:36,154 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:17:36,162 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7dd7809, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:17:36,162 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:17:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-16 12:17:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 12:17:36,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:17:36,178 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:36,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:17:36,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:36,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1639666909, now seen corresponding path program 1 times [2022-11-16 12:17:36,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:17:36,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305538727] [2022-11-16 12:17:36,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:36,205 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:17:36,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:17:36,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:17:36,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:17:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:37,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 12:17:37,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:37,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:17:37,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:17:37,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305538727] [2022-11-16 12:17:37,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305538727] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:37,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:37,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:17:37,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627418547] [2022-11-16 12:17:37,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:37,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 12:17:37,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:17:37,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 12:17:37,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:17:37,736 INFO L87 Difference]: Start difference. First operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:37,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:17:37,800 INFO L93 Difference]: Finished difference Result 480 states and 798 transitions. [2022-11-16 12:17:37,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:17:37,802 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-16 12:17:37,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:17:37,812 INFO L225 Difference]: With dead ends: 480 [2022-11-16 12:17:37,812 INFO L226 Difference]: Without dead ends: 238 [2022-11-16 12:17:37,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:17:37,821 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:17:37,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:17:37,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-16 12:17:37,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-11-16 12:17:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 221 states have (on average 1.3891402714932126) internal successors, (307), 221 states have internal predecessors, (307), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-16 12:17:37,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 331 transitions. [2022-11-16 12:17:37,880 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 331 transitions. Word has length 9 [2022-11-16 12:17:37,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:17:37,880 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 331 transitions. [2022-11-16 12:17:37,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 331 transitions. [2022-11-16 12:17:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-16 12:17:37,882 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:17:37,882 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:37,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:38,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:17:38,104 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:17:38,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:38,105 INFO L85 PathProgramCache]: Analyzing trace with hash -391166169, now seen corresponding path program 1 times [2022-11-16 12:17:38,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:17:38,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1850045598] [2022-11-16 12:17:38,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:38,107 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:17:38,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:17:38,109 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:17:38,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 12:17:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:39,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:17:39,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:39,799 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:17:39,799 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:17:39,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1850045598] [2022-11-16 12:17:39,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1850045598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:39,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:39,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:17:39,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501726172] [2022-11-16 12:17:39,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:39,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:17:39,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:17:39,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:17:39,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:17:39,803 INFO L87 Difference]: Start difference. First operand 238 states and 331 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:39,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:17:39,989 INFO L93 Difference]: Finished difference Result 256 states and 351 transitions. [2022-11-16 12:17:39,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:17:39,998 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-16 12:17:39,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:17:39,999 INFO L225 Difference]: With dead ends: 256 [2022-11-16 12:17:40,000 INFO L226 Difference]: Without dead ends: 26 [2022-11-16 12:17:40,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:17:40,006 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 3 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:17:40,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 98 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.1s Time] [2022-11-16 12:17:40,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-16 12:17:40,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-16 12:17:40,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:17:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-16 12:17:40,016 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 10 [2022-11-16 12:17:40,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:17:40,019 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-16 12:17:40,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:17:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-16 12:17:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 12:17:40,020 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:17:40,021 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:17:40,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:17:40,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:17:40,235 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:17:40,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:17:40,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1930071374, now seen corresponding path program 1 times [2022-11-16 12:17:40,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:17:40,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896296355] [2022-11-16 12:17:40,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:17:40,238 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:17:40,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:17:40,242 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:17:40,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 12:17:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:17:41,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 12:17:41,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:17:42,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:17:42,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:17:42,154 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:17:42,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896296355] [2022-11-16 12:17:42,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896296355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:17:42,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:17:42,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:17:42,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628153637] [2022-11-16 12:17:42,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:17:42,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:17:42,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:17:42,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:17:42,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:17:42,157 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:17:44,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:47,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:49,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:51,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:53,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:55,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:57,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:59,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:01,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:01,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:18:01,820 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2022-11-16 12:18:01,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:18:01,822 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-11-16 12:18:01,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:18:01,822 INFO L225 Difference]: With dead ends: 33 [2022-11-16 12:18:01,822 INFO L226 Difference]: Without dead ends: 26 [2022-11-16 12:18:01,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:18:01,825 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 11 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:18:01,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 96 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 9 Unknown, 0 Unchecked, 19.4s Time] [2022-11-16 12:18:01,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-16 12:18:01,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-16 12:18:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 23 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-16 12:18:01,830 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 19 [2022-11-16 12:18:01,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:18:01,830 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-16 12:18:01,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-16 12:18:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 12:18:01,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:18:01,832 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:18:01,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:18:02,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:18:02,052 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:18:02,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:18:02,057 INFO L85 PathProgramCache]: Analyzing trace with hash 2140162090, now seen corresponding path program 1 times [2022-11-16 12:18:02,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:18:02,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242784368] [2022-11-16 12:18:02,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:18:02,058 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:18:02,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:18:02,059 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:18:02,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 12:18:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:18:04,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-16 12:18:04,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:18:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:18:04,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:18:04,659 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:18:04,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242784368] [2022-11-16 12:18:04,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242784368] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:18:04,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:18:04,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:18:04,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561502132] [2022-11-16 12:18:04,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:18:04,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:18:04,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:18:04,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:18:04,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:18:04,662 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:07,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:09,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:11,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:13,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:13,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:18:13,529 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2022-11-16 12:18:13,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:18:13,565 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-16 12:18:13,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:18:13,566 INFO L225 Difference]: With dead ends: 39 [2022-11-16 12:18:13,566 INFO L226 Difference]: Without dead ends: 26 [2022-11-16 12:18:13,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:18:13,568 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 29 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:18:13,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 104 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 4 Unknown, 29 Unchecked, 8.7s Time] [2022-11-16 12:18:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-16 12:18:13,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-16 12:18:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-16 12:18:13,580 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 20 [2022-11-16 12:18:13,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:18:13,580 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-16 12:18:13,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-16 12:18:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 12:18:13,582 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:18:13,582 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:18:13,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:18:13,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:18:13,784 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:18:13,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:18:13,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1079215378, now seen corresponding path program 1 times [2022-11-16 12:18:13,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:18:13,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194869762] [2022-11-16 12:18:13,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:18:13,785 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:18:13,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:18:13,786 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:18:13,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-16 12:18:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:18:15,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 12:18:15,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:18:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:18:16,710 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:18:16,710 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:18:16,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194869762] [2022-11-16 12:18:16,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194869762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:18:16,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:18:16,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:18:16,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151925069] [2022-11-16 12:18:16,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:18:16,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:18:16,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:18:16,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:18:16,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:18:16,712 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:19,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:21,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:23,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 12:18:23,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:18:23,703 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-16 12:18:23,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:18:23,739 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-16 12:18:23,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:18:23,740 INFO L225 Difference]: With dead ends: 26 [2022-11-16 12:18:23,740 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:18:23,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:18:23,741 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:18:23,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 50 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2022-11-16 12:18:23,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:18:23,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:18:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:18:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:18:23,744 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-16 12:18:23,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:18:23,744 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:18:23,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:18:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:18:23,744 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:18:23,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:18:23,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:18:23,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:18:23,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:18:24,614 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 544) no Hoare annotation was computed. [2022-11-16 12:18:24,614 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2022-11-16 12:18:24,614 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2022-11-16 12:18:24,614 INFO L895 garLoopResultBuilder]: At program point L535-2(lines 535 539) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) (= |__kernel_cosf_#in~x| __kernel_cosf_~x)) [2022-11-16 12:18:24,614 INFO L899 garLoopResultBuilder]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2022-11-16 12:18:24,614 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2022-11-16 12:18:24,615 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 532 565) the Hoare annotation is: true [2022-11-16 12:18:24,615 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 543) no Hoare annotation was computed. [2022-11-16 12:18:24,615 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 532 565) no Hoare annotation was computed. [2022-11-16 12:18:24,615 INFO L899 garLoopResultBuilder]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2022-11-16 12:18:24,615 INFO L895 garLoopResultBuilder]: At program point L555-2(lines 555 559) the Hoare annotation is: (or (exists ((v___kernel_cosf_~ix~6_12 (_ BitVec 32))) (and (= |__kernel_cosf_#in~x| (fp ((_ extract 31 31) v___kernel_cosf_~ix~6_12) ((_ extract 30 23) v___kernel_cosf_~ix~6_12) ((_ extract 22 0) v___kernel_cosf_~ix~6_12))) (not (bvslt (bvand (_ bv2147483647 32) v___kernel_cosf_~ix~6_12) (_ bv838860800 32))))) (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0))) [2022-11-16 12:18:24,616 INFO L899 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2022-11-16 12:18:24,616 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 564) no Hoare annotation was computed. [2022-11-16 12:18:24,616 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 532 565) no Hoare annotation was computed. [2022-11-16 12:18:24,616 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 66 84) no Hoare annotation was computed. [2022-11-16 12:18:24,616 INFO L899 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2022-11-16 12:18:24,617 INFO L902 garLoopResultBuilder]: At program point L73-1(lines 66 84) the Hoare annotation is: true [2022-11-16 12:18:24,617 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 66 84) the Hoare annotation is: true [2022-11-16 12:18:24,617 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2022-11-16 12:18:24,617 INFO L902 garLoopResultBuilder]: At program point L78-1(lines 66 84) the Hoare annotation is: true [2022-11-16 12:18:24,617 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2022-11-16 12:18:24,618 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 66 84) no Hoare annotation was computed. [2022-11-16 12:18:24,618 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2022-11-16 12:18:24,618 INFO L902 garLoopResultBuilder]: At program point L68-2(lines 68 72) the Hoare annotation is: true [2022-11-16 12:18:24,618 INFO L899 garLoopResultBuilder]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2022-11-16 12:18:24,618 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2022-11-16 12:18:24,619 INFO L902 garLoopResultBuilder]: At program point L508-2(lines 508 512) the Hoare annotation is: true [2022-11-16 12:18:24,619 INFO L899 garLoopResultBuilder]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2022-11-16 12:18:24,619 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 505 525) no Hoare annotation was computed. [2022-11-16 12:18:24,619 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-11-16 12:18:24,619 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 516) no Hoare annotation was computed. [2022-11-16 12:18:24,620 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 505 525) the Hoare annotation is: true [2022-11-16 12:18:24,620 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 505 525) no Hoare annotation was computed. [2022-11-16 12:18:24,620 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 517) no Hoare annotation was computed. [2022-11-16 12:18:24,620 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2022-11-16 12:18:24,621 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-11-16 12:18:24,621 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-11-16 12:18:24,621 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 422) no Hoare annotation was computed. [2022-11-16 12:18:24,621 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2022-11-16 12:18:24,621 INFO L895 garLoopResultBuilder]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2022-11-16 12:18:24,622 INFO L899 garLoopResultBuilder]: For program point L302-4(lines 302 303) no Hoare annotation was computed. [2022-11-16 12:18:24,622 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 409) no Hoare annotation was computed. [2022-11-16 12:18:24,622 INFO L899 garLoopResultBuilder]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2022-11-16 12:18:24,622 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-16 12:18:24,622 INFO L899 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2022-11-16 12:18:24,623 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2022-11-16 12:18:24,623 INFO L895 garLoopResultBuilder]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2022-11-16 12:18:24,623 INFO L899 garLoopResultBuilder]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2022-11-16 12:18:24,623 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2022-11-16 12:18:24,623 INFO L895 garLoopResultBuilder]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2022-11-16 12:18:24,624 INFO L895 garLoopResultBuilder]: At program point L569(lines 569 599) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= .cse0 ~one_kcos~0) (= .cse0 |ULTIMATE.start_cos_float_#res#1|))) [2022-11-16 12:18:24,624 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 42) no Hoare annotation was computed. [2022-11-16 12:18:24,624 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-11-16 12:18:24,624 INFO L899 garLoopResultBuilder]: For program point L306-2(line 306) no Hoare annotation was computed. [2022-11-16 12:18:24,625 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 475) no Hoare annotation was computed. [2022-11-16 12:18:24,625 INFO L895 garLoopResultBuilder]: At program point L340(lines 170 341) the Hoare annotation is: false [2022-11-16 12:18:24,625 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-11-16 12:18:24,625 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 47) no Hoare annotation was computed. [2022-11-16 12:18:24,625 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2022-11-16 12:18:24,626 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2022-11-16 12:18:24,626 INFO L895 garLoopResultBuilder]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2022-11-16 12:18:24,626 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2022-11-16 12:18:24,626 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2022-11-16 12:18:24,626 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2022-11-16 12:18:24,627 INFO L895 garLoopResultBuilder]: At program point L573-2(lines 573 577) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-16 12:18:24,627 INFO L899 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2022-11-16 12:18:24,627 INFO L895 garLoopResultBuilder]: At program point L276(line 276) the Hoare annotation is: false [2022-11-16 12:18:24,627 INFO L899 garLoopResultBuilder]: For program point L276-1(line 276) no Hoare annotation was computed. [2022-11-16 12:18:24,627 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-11-16 12:18:24,628 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-11-16 12:18:24,628 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 310) no Hoare annotation was computed. [2022-11-16 12:18:24,628 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 461) no Hoare annotation was computed. [2022-11-16 12:18:24,628 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2022-11-16 12:18:24,628 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 284) no Hoare annotation was computed. [2022-11-16 12:18:24,629 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 245) no Hoare annotation was computed. [2022-11-16 12:18:24,629 INFO L895 garLoopResultBuilder]: At program point L277-2(lines 268 285) the Hoare annotation is: false [2022-11-16 12:18:24,629 INFO L895 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: false [2022-11-16 12:18:24,629 INFO L899 garLoopResultBuilder]: For program point L245-1(line 245) no Hoare annotation was computed. [2022-11-16 12:18:24,629 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 181) no Hoare annotation was computed. [2022-11-16 12:18:24,630 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2022-11-16 12:18:24,630 INFO L899 garLoopResultBuilder]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2022-11-16 12:18:24,630 INFO L895 garLoopResultBuilder]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2022-11-16 12:18:24,630 INFO L899 garLoopResultBuilder]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2022-11-16 12:18:24,630 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-11-16 12:18:24,631 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 217) no Hoare annotation was computed. [2022-11-16 12:18:24,631 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-11-16 12:18:24,631 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-11-16 12:18:24,631 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 152) no Hoare annotation was computed. [2022-11-16 12:18:24,631 INFO L895 garLoopResultBuilder]: At program point L148-1(lines 141 154) the Hoare annotation is: false [2022-11-16 12:18:24,631 INFO L899 garLoopResultBuilder]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2022-11-16 12:18:24,632 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 420) no Hoare annotation was computed. [2022-11-16 12:18:24,632 INFO L899 garLoopResultBuilder]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2022-11-16 12:18:24,632 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-11-16 12:18:24,632 INFO L899 garLoopResultBuilder]: For program point L612(lines 612 615) no Hoare annotation was computed. [2022-11-16 12:18:24,632 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 217) no Hoare annotation was computed. [2022-11-16 12:18:24,633 INFO L899 garLoopResultBuilder]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2022-11-16 12:18:24,633 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2022-11-16 12:18:24,633 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2022-11-16 12:18:24,633 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 598) no Hoare annotation was computed. [2022-11-16 12:18:24,633 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2022-11-16 12:18:24,634 INFO L895 garLoopResultBuilder]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2022-11-16 12:18:24,634 INFO L899 garLoopResultBuilder]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2022-11-16 12:18:24,634 INFO L895 garLoopResultBuilder]: At program point L581(line 581) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-16 12:18:24,634 INFO L899 garLoopResultBuilder]: For program point L581-1(line 581) no Hoare annotation was computed. [2022-11-16 12:18:24,634 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:18:24,635 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-11-16 12:18:24,635 INFO L899 garLoopResultBuilder]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2022-11-16 12:18:24,635 INFO L895 garLoopResultBuilder]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2022-11-16 12:18:24,635 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2022-11-16 12:18:24,635 INFO L899 garLoopResultBuilder]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2022-11-16 12:18:24,636 INFO L895 garLoopResultBuilder]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2022-11-16 12:18:24,636 INFO L899 garLoopResultBuilder]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2022-11-16 12:18:24,636 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-16 12:18:24,636 INFO L899 garLoopResultBuilder]: For program point L219(lines 171 341) no Hoare annotation was computed. [2022-11-16 12:18:24,636 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-16 12:18:24,636 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-16 12:18:24,637 INFO L895 garLoopResultBuilder]: At program point L153(lines 141 154) the Hoare annotation is: false [2022-11-16 12:18:24,637 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2022-11-16 12:18:24,637 INFO L895 garLoopResultBuilder]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2022-11-16 12:18:24,637 INFO L899 garLoopResultBuilder]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2022-11-16 12:18:24,637 INFO L902 garLoopResultBuilder]: At program point L616(lines 601 617) the Hoare annotation is: true [2022-11-16 12:18:24,638 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 598) no Hoare annotation was computed. [2022-11-16 12:18:24,638 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-16 12:18:24,638 INFO L899 garLoopResultBuilder]: For program point L187-2(line 187) no Hoare annotation was computed. [2022-11-16 12:18:24,638 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2022-11-16 12:18:24,638 INFO L895 garLoopResultBuilder]: At program point L55-1(lines 20 61) the Hoare annotation is: false [2022-11-16 12:18:24,639 INFO L899 garLoopResultBuilder]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2022-11-16 12:18:24,639 INFO L899 garLoopResultBuilder]: For program point L287(line 287) no Hoare annotation was computed. [2022-11-16 12:18:24,639 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2022-11-16 12:18:24,639 INFO L899 garLoopResultBuilder]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2022-11-16 12:18:24,639 INFO L895 garLoopResultBuilder]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2022-11-16 12:18:24,639 INFO L899 garLoopResultBuilder]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2022-11-16 12:18:24,640 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2022-11-16 12:18:24,640 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2022-11-16 12:18:24,640 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-16 12:18:24,640 INFO L899 garLoopResultBuilder]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2022-11-16 12:18:24,640 INFO L895 garLoopResultBuilder]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2022-11-16 12:18:24,640 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2022-11-16 12:18:24,641 INFO L899 garLoopResultBuilder]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2022-11-16 12:18:24,641 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-11-16 12:18:24,641 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2022-11-16 12:18:24,641 INFO L895 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2022-11-16 12:18:24,641 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2022-11-16 12:18:24,642 INFO L899 garLoopResultBuilder]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2022-11-16 12:18:24,642 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 460) no Hoare annotation was computed. [2022-11-16 12:18:24,642 INFO L899 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2022-11-16 12:18:24,642 INFO L895 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2022-11-16 12:18:24,642 INFO L899 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2022-11-16 12:18:24,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:18:24,643 INFO L899 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2022-11-16 12:18:24,643 INFO L895 garLoopResultBuilder]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2022-11-16 12:18:24,643 INFO L899 garLoopResultBuilder]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2022-11-16 12:18:24,643 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2022-11-16 12:18:24,643 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 230) no Hoare annotation was computed. [2022-11-16 12:18:24,644 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2022-11-16 12:18:24,644 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2022-11-16 12:18:24,644 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2022-11-16 12:18:24,644 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2022-11-16 12:18:24,644 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2022-11-16 12:18:24,644 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 597) no Hoare annotation was computed. [2022-11-16 12:18:24,645 INFO L899 garLoopResultBuilder]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2022-11-16 12:18:24,645 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2022-11-16 12:18:24,645 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2022-11-16 12:18:24,645 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 228) no Hoare annotation was computed. [2022-11-16 12:18:24,645 INFO L895 garLoopResultBuilder]: At program point L60(lines 20 61) the Hoare annotation is: false [2022-11-16 12:18:24,645 INFO L899 garLoopResultBuilder]: For program point L589(line 589) no Hoare annotation was computed. [2022-11-16 12:18:24,646 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 470) no Hoare annotation was computed. [2022-11-16 12:18:24,646 INFO L899 garLoopResultBuilder]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2022-11-16 12:18:24,646 INFO L895 garLoopResultBuilder]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2022-11-16 12:18:24,646 INFO L899 garLoopResultBuilder]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2022-11-16 12:18:24,646 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:18:24,647 INFO L895 garLoopResultBuilder]: At program point L590(line 590) the Hoare annotation is: false [2022-11-16 12:18:24,647 INFO L899 garLoopResultBuilder]: For program point L590-1(line 590) no Hoare annotation was computed. [2022-11-16 12:18:24,647 INFO L899 garLoopResultBuilder]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2022-11-16 12:18:24,647 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2022-11-16 12:18:24,647 INFO L899 garLoopResultBuilder]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2022-11-16 12:18:24,647 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2022-11-16 12:18:24,648 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2022-11-16 12:18:24,648 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2022-11-16 12:18:24,648 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2022-11-16 12:18:24,648 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2022-11-16 12:18:24,648 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 54) no Hoare annotation was computed. [2022-11-16 12:18:24,648 INFO L895 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: false [2022-11-16 12:18:24,649 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2022-11-16 12:18:24,649 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2022-11-16 12:18:24,649 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-11-16 12:18:24,649 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-11-16 12:18:24,649 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 48) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L899 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 38) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2022-11-16 12:18:24,650 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: false [2022-11-16 12:18:24,651 INFO L899 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-11-16 12:18:24,651 INFO L895 garLoopResultBuilder]: At program point L264(lines 171 341) the Hoare annotation is: false [2022-11-16 12:18:24,651 INFO L899 garLoopResultBuilder]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2022-11-16 12:18:24,651 INFO L895 garLoopResultBuilder]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2022-11-16 12:18:24,651 INFO L895 garLoopResultBuilder]: At program point L198-4(lines 198 202) the Hoare annotation is: false [2022-11-16 12:18:24,652 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 37) no Hoare annotation was computed. [2022-11-16 12:18:24,652 INFO L899 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2022-11-16 12:18:24,652 INFO L899 garLoopResultBuilder]: For program point L430(line 430) no Hoare annotation was computed. [2022-11-16 12:18:24,652 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2022-11-16 12:18:24,652 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2022-11-16 12:18:24,652 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: false [2022-11-16 12:18:24,653 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-11-16 12:18:24,653 INFO L895 garLoopResultBuilder]: At program point L497(lines 382 498) the Hoare annotation is: false [2022-11-16 12:18:24,653 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 469) no Hoare annotation was computed. [2022-11-16 12:18:24,653 INFO L895 garLoopResultBuilder]: At program point L299(lines 299 339) the Hoare annotation is: false [2022-11-16 12:18:24,653 INFO L895 garLoopResultBuilder]: At program point L233(lines 233 240) the Hoare annotation is: false [2022-11-16 12:18:24,653 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2022-11-16 12:18:24,654 INFO L902 garLoopResultBuilder]: At program point L118(line 118) the Hoare annotation is: true [2022-11-16 12:18:24,654 INFO L899 garLoopResultBuilder]: For program point L118-1(line 118) no Hoare annotation was computed. [2022-11-16 12:18:24,654 INFO L902 garLoopResultBuilder]: At program point L131(line 131) the Hoare annotation is: true [2022-11-16 12:18:24,654 INFO L899 garLoopResultBuilder]: For program point L131-1(line 131) no Hoare annotation was computed. [2022-11-16 12:18:24,654 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 132) no Hoare annotation was computed. [2022-11-16 12:18:24,654 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2022-11-16 12:18:24,654 INFO L902 garLoopResultBuilder]: At program point L94-2(lines 94 98) the Hoare annotation is: true [2022-11-16 12:18:24,655 INFO L899 garLoopResultBuilder]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2022-11-16 12:18:24,655 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 126) no Hoare annotation was computed. [2022-11-16 12:18:24,655 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 90 140) no Hoare annotation was computed. [2022-11-16 12:18:24,655 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2022-11-16 12:18:24,655 INFO L902 garLoopResultBuilder]: At program point L107-2(lines 107 111) the Hoare annotation is: true [2022-11-16 12:18:24,655 INFO L899 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2022-11-16 12:18:24,656 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2022-11-16 12:18:24,656 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 131) no Hoare annotation was computed. [2022-11-16 12:18:24,656 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2022-11-16 12:18:24,656 INFO L902 garLoopResultBuilder]: At program point L120-2(lines 120 124) the Hoare annotation is: true [2022-11-16 12:18:24,656 INFO L899 garLoopResultBuilder]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2022-11-16 12:18:24,656 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 90 140) no Hoare annotation was computed. [2022-11-16 12:18:24,657 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 90 140) the Hoare annotation is: true [2022-11-16 12:18:24,657 INFO L902 garLoopResultBuilder]: At program point L129(line 129) the Hoare annotation is: true [2022-11-16 12:18:24,657 INFO L899 garLoopResultBuilder]: For program point L129-1(line 129) no Hoare annotation was computed. [2022-11-16 12:18:24,657 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-16 12:18:24,657 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2022-11-16 12:18:24,658 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 115) no Hoare annotation was computed. [2022-11-16 12:18:24,658 INFO L899 garLoopResultBuilder]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2022-11-16 12:18:24,658 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 102) no Hoare annotation was computed. [2022-11-16 12:18:24,658 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2022-11-16 12:18:24,658 INFO L902 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2022-11-16 12:18:24,658 INFO L899 garLoopResultBuilder]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2022-11-16 12:18:24,662 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-16 12:18:24,664 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:18:24,682 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,683 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,683 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,684 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,684 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,685 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,685 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,685 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:24,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:18:24 BoogieIcfgContainer [2022-11-16 12:18:24,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:18:24,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:18:24,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:18:24,687 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:18:24,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:17:36" (3/4) ... [2022-11-16 12:18:24,691 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:18:24,699 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-11-16 12:18:24,699 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-16 12:18:24,699 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-11-16 12:18:24,699 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-11-16 12:18:24,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-16 12:18:24,716 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-16 12:18:24,718 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:18:24,719 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:18:24,749 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x [2022-11-16 12:18:24,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result [2022-11-16 12:18:24,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) [2022-11-16 12:18:25,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:18:25,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:18:25,002 INFO L158 Benchmark]: Toolchain (without parser) took 93414.49ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 65.1MB in the end (delta: -16.0MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,002 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:18:25,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 801.89ms. Allocated memory is still 69.2MB. Free memory was 48.9MB in the beginning and 34.4MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.64ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 47.2MB in the end (delta: -12.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,003 INFO L158 Benchmark]: Boogie Preprocessor took 151.52ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 39.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,004 INFO L158 Benchmark]: RCFGBuilder took 43331.51ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 39.5MB in the beginning and 58.0MB in the end (delta: -18.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,004 INFO L158 Benchmark]: TraceAbstraction took 48619.83ms. Allocated memory is still 98.6MB. Free memory was 56.8MB in the beginning and 46.2MB in the end (delta: 10.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,005 INFO L158 Benchmark]: Witness Printer took 314.09ms. Allocated memory is still 98.6MB. Free memory was 46.2MB in the beginning and 65.1MB in the end (delta: -18.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-16 12:18:25,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 801.89ms. Allocated memory is still 69.2MB. Free memory was 48.9MB in the beginning and 34.4MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.64ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 47.2MB in the end (delta: -12.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.52ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 39.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 43331.51ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 39.5MB in the beginning and 58.0MB in the end (delta: -18.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * TraceAbstraction took 48619.83ms. Allocated memory is still 98.6MB. Free memory was 56.8MB in the beginning and 46.2MB in the end (delta: 10.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 314.09ms. Allocated memory is still 98.6MB. Free memory was 46.2MB in the beginning and 65.1MB in the end (delta: -18.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 613]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 34.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 682 SdHoareTripleChecker+Invalid, 34.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 32 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 424 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 162 PreInvPairs, 169 NumberOfFragments, 137 HoareAnnotationTreeSize, 162 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 7.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 378 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1847 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant [2022-11-16 12:18:25,042 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,042 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,042 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,043 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,043 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,045 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,045 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-16 12:18:25,045 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] Derived loop invariant: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 12:18:25,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c4b48-ef26-4966-9591-d0a5b3a256dc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE