./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be --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 deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e ................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be --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 deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:23:47,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:23:47,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:23:48,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:23:48,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:23:48,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:23:48,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:23:48,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:23:48,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:23:48,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:23:48,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:23:48,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:23:48,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:23:48,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:23:48,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:23:48,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:23:48,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:23:48,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:23:48,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:23:48,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:23:48,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:23:48,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:23:48,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:23:48,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:23:48,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:23:48,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:23:48,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:23:48,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:23:48,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:23:48,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:23:48,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:23:48,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:23:48,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:23:48,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:23:48,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:23:48,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:23:48,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:23:48,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:23:48,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:23:48,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:23:48,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:23:48,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:23:48,159 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:23:48,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:23:48,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:23:48,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:23:48,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:23:48,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:23:48,165 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:23:48,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:23:48,165 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:23:48,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:23:48,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:23:48,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:23:48,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:23:48,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:23:48,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:23:48,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:23:48,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:23:48,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:23:48,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:23:48,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:23:48,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:23:48,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:23:48,168 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:23:48,169 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:23:48,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:23:48,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:23:48,169 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-10-21 20:23:48,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:23:48,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:23:48,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:23:48,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:23:48,461 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:23:48,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-21 20:23:48,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/4d0943715/300d0c35ecda450a900dc4cf7e61e36d/FLAG866a1aa90 [2021-10-21 20:23:49,075 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:23:49,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-21 20:23:49,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/4d0943715/300d0c35ecda450a900dc4cf7e61e36d/FLAG866a1aa90 [2021-10-21 20:23:49,435 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/4d0943715/300d0c35ecda450a900dc4cf7e61e36d [2021-10-21 20:23:49,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:23:49,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:23:49,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:23:49,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:23:49,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:23:49,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@427b40a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49, skipping insertion in model container [2021-10-21 20:23:49,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:23:49,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:23:49,639 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-21 20:23:49,642 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-21 20:23:49,643 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-21 20:23:49,644 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-21 20:23:49,644 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-21 20:23:49,645 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-21 20:23:49,646 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-21 20:23:49,647 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-21 20:23:49,647 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-21 20:23:49,648 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-21 20:23:49,649 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-21 20:23:49,650 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-21 20:23:49,651 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-21 20:23:49,652 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-21 20:23:49,652 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-21 20:23:49,653 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-21 20:23:49,654 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-21 20:23:49,655 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-21 20:23:49,656 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-21 20:23:49,657 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-21 20:23:49,658 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-21 20:23:49,659 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-21 20:23:49,660 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-21 20:23:49,666 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-21 20:23:49,667 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-21 20:23:49,668 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-21 20:23:49,669 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-21 20:23:49,670 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-21 20:23:49,670 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-21 20:23:49,671 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-21 20:23:49,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:23:49,690 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:23:49,702 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-21 20:23:49,703 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-21 20:23:49,703 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-21 20:23:49,704 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-21 20:23:49,705 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-21 20:23:49,705 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-21 20:23:49,706 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-21 20:23:49,706 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-21 20:23:49,707 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-21 20:23:49,708 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-21 20:23:49,708 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-21 20:23:49,709 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-21 20:23:49,710 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-21 20:23:49,710 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-21 20:23:49,711 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-21 20:23:49,712 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-21 20:23:49,712 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-21 20:23:49,713 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-21 20:23:49,714 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-21 20:23:49,714 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-21 20:23:49,715 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-21 20:23:49,715 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-21 20:23:49,716 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-21 20:23:49,716 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-21 20:23:49,717 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-21 20:23:49,718 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-21 20:23:49,718 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-21 20:23:49,719 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-21 20:23:49,719 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-21 20:23:49,720 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-21 20:23:49,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:23:49,739 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:23:49,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49 WrapperNode [2021-10-21 20:23:49,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:23:49,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:23:49,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:23:49,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:23:49,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:23:49,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:23:49,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:23:49,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:23:49,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:23:49,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:23:49,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:23:49,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:23:49,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (1/1) ... [2021-10-21 20:23:49,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:23:49,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:23:49,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:23:49,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:23:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:23:49,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:23:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:23:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:23:50,172 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:23:50,172 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 20:23:50,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:50 BoogieIcfgContainer [2021-10-21 20:23:50,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:23:50,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:23:50,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:23:50,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:23:50,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:23:49" (1/3) ... [2021-10-21 20:23:50,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7045377e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:23:50, skipping insertion in model container [2021-10-21 20:23:50,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:49" (2/3) ... [2021-10-21 20:23:50,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7045377e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:23:50, skipping insertion in model container [2021-10-21 20:23:50,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:50" (3/3) ... [2021-10-21 20:23:50,184 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-21 20:23:50,189 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:23:50,190 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-21 20:23:50,238 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:23:50,244 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:23:50,245 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-21 20:23:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 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) [2021-10-21 20:23:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-21 20:23:50,270 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:23:50,270 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-21 20:23:50,271 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-21 20:23:50,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:23:50,277 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-21 20:23:50,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:23:50,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209041906] [2021-10-21 20:23:50,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:23:50,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:23:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:23:50,426 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:23:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:23:50,490 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:23:50,494 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 20:23:50,495 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,500 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,501 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,507 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,507 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,508 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,509 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,509 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,510 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,511 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,513 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,514 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,515 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,518 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:50,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:23:50,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:23:50,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:23:50 BoogieIcfgContainer [2021-10-21 20:23:50,558 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:23:50,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:23:50,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:23:50,565 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:23:50,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:50" (3/4) ... [2021-10-21 20:23:50,568 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:23:50,569 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:23:50,571 INFO L168 Benchmark]: Toolchain (without parser) took 1130.32 ms. Allocated memory is still 107.0 MB. Free memory was 70.1 MB in the beginning and 48.0 MB in the end (delta: 22.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,572 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory was 86.1 MB in the beginning and 86.0 MB in the end (delta: 67.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:23:50,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.61 ms. Allocated memory is still 107.0 MB. Free memory was 69.9 MB in the beginning and 78.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.00 ms. Allocated memory is still 107.0 MB. Free memory was 78.5 MB in the beginning and 76.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,578 INFO L168 Benchmark]: Boogie Preprocessor took 56.01 ms. Allocated memory is still 107.0 MB. Free memory was 76.7 MB in the beginning and 75.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:23:50,579 INFO L168 Benchmark]: RCFGBuilder took 329.06 ms. Allocated memory is still 107.0 MB. Free memory was 75.6 MB in the beginning and 63.3 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,580 INFO L168 Benchmark]: TraceAbstraction took 381.39 ms. Allocated memory is still 107.0 MB. Free memory was 63.0 MB in the beginning and 48.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,581 INFO L168 Benchmark]: Witness Printer took 4.47 ms. Allocated memory is still 107.0 MB. Free memory was 48.3 MB in the beginning and 48.0 MB in the end (delta: 318.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:50,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory was 86.1 MB in the beginning and 86.0 MB in the end (delta: 67.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 296.61 ms. Allocated memory is still 107.0 MB. Free memory was 69.9 MB in the beginning and 78.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.00 ms. Allocated memory is still 107.0 MB. Free memory was 78.5 MB in the beginning and 76.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.01 ms. Allocated memory is still 107.0 MB. Free memory was 76.7 MB in the beginning and 75.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 329.06 ms. Allocated memory is still 107.0 MB. Free memory was 75.6 MB in the beginning and 63.3 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 381.39 ms. Allocated memory is still 107.0 MB. Free memory was 63.0 MB in the beginning and 48.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 4.47 ms. Allocated memory is still 107.0 MB. Free memory was 48.3 MB in the beginning and 48.0 MB in the end (delta: 318.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() - UnprovableResult [Line: 8]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 29]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 31]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 292.3ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 9.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.5ms SsaConstructionTime, 46.4ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 [2021-10-21 20:23:50,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:23:53,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:23:53,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:23:53,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:23:53,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:23:53,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:23:53,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:23:53,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:23:53,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:23:53,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:23:53,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:23:53,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:23:53,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:23:53,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:23:53,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:23:53,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:23:53,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:23:53,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:23:53,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:23:53,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:23:53,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:23:53,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:23:53,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:23:53,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:23:53,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:23:53,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:23:53,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:23:53,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:23:53,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:23:53,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:23:53,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:23:53,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:23:53,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:23:53,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:23:53,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:23:53,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:23:53,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:23:53,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:23:53,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:23:53,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:23:53,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:23:53,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-21 20:23:53,179 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:23:53,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:23:53,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:23:53,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:23:53,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:23:53,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:23:53,182 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:23:53,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:23:53,182 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:23:53,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:23:53,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:23:53,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:23:53,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:23:53,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:23:53,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 20:23:53,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 20:23:53,184 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:23:53,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:23:53,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:23:53,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:23:53,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:23:53,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:23:53,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:23:53,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:23:53,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:23:53,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:23:53,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:23:53,187 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 20:23:53,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 20:23:53,187 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:23:53,188 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:23:53,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:23:53,188 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:23:53,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 20:23:53,189 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2021-10-21 20:23:53,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:23:53,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:23:53,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:23:53,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:23:53,587 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:23:53,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-21 20:23:53,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/1359b2792/28c184e94bf4464c9bf992ebaf234a74/FLAG110ceb19d [2021-10-21 20:23:54,233 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:23:54,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-21 20:23:54,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/1359b2792/28c184e94bf4464c9bf992ebaf234a74/FLAG110ceb19d [2021-10-21 20:23:54,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/data/1359b2792/28c184e94bf4464c9bf992ebaf234a74 [2021-10-21 20:23:54,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:23:54,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:23:54,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:23:54,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:23:54,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:23:54,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:54,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@778b2b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54, skipping insertion in model container [2021-10-21 20:23:54,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:54,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:23:54,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:23:54,808 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-21 20:23:54,818 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-21 20:23:54,819 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-21 20:23:54,819 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-21 20:23:54,820 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-21 20:23:54,821 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-21 20:23:54,822 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-21 20:23:54,822 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-21 20:23:54,823 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-21 20:23:54,824 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-21 20:23:54,825 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-21 20:23:54,826 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-21 20:23:54,827 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-21 20:23:54,827 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-21 20:23:54,828 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-21 20:23:54,829 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-21 20:23:54,830 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-21 20:23:54,831 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-21 20:23:54,832 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-21 20:23:54,833 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-21 20:23:54,834 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-21 20:23:54,834 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-21 20:23:54,836 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-21 20:23:54,838 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-21 20:23:54,839 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-21 20:23:54,840 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-21 20:23:54,840 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-21 20:23:54,841 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-21 20:23:54,842 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-21 20:23:54,852 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-21 20:23:54,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:23:54,867 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:23:54,879 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-21 20:23:54,880 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-21 20:23:54,880 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-21 20:23:54,881 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-21 20:23:54,882 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-21 20:23:54,882 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-21 20:23:54,883 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-21 20:23:54,884 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-21 20:23:54,884 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-21 20:23:54,885 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-21 20:23:54,886 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-21 20:23:54,886 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-21 20:23:54,887 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-21 20:23:54,888 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-21 20:23:54,889 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-21 20:23:54,889 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-21 20:23:54,890 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-21 20:23:54,891 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-21 20:23:54,892 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-21 20:23:54,892 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-21 20:23:54,893 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-21 20:23:54,894 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-21 20:23:54,894 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-21 20:23:54,895 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-21 20:23:54,896 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-21 20:23:54,896 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-21 20:23:54,897 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-21 20:23:54,898 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-21 20:23:54,899 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-21 20:23:54,900 WARN L228 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_124d295f-d6dd-4200-a251-2a067c9c8fd5/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-21 20:23:54,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:23:54,922 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:23:54,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54 WrapperNode [2021-10-21 20:23:54,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:23:54,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:23:54,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:23:54,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:23:54,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:54,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:54,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:23:54,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:23:54,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:23:54,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:23:54,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:23:55,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:23:55,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:23:55,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:23:55,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (1/1) ... [2021-10-21 20:23:55,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:23:55,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:23:55,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:23:55,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:23:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:23:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:23:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-21 20:23:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:23:55,539 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:23:55,539 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 20:23:55,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:55 BoogieIcfgContainer [2021-10-21 20:23:55,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:23:55,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:23:55,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:23:55,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:23:55,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:23:54" (1/3) ... [2021-10-21 20:23:55,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cffb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:23:55, skipping insertion in model container [2021-10-21 20:23:55,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:23:54" (2/3) ... [2021-10-21 20:23:55,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cffb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:23:55, skipping insertion in model container [2021-10-21 20:23:55,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:55" (3/3) ... [2021-10-21 20:23:55,550 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-21 20:23:55,555 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:23:55,555 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-21 20:23:55,603 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:23:55,610 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:23:55,610 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-21 20:23:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 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) [2021-10-21 20:23:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-21 20:23:55,632 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:23:55,644 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-21 20:23:55,645 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-21 20:23:55,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:23:55,655 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-21 20:23:55,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 20:23:55,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1980692091] [2021-10-21 20:23:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:23:55,693 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 20:23:55,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 20:23:55,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 20:23:55,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-21 20:23:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:23:55,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-21 20:23:55,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:23:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:23:55,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-21 20:23:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:23:55,903 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-21 20:23:55,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1980692091] [2021-10-21 20:23:55,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1980692091] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-21 20:23:55,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:23:55,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-21 20:23:55,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074402880] [2021-10-21 20:23:55,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:23:55,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-21 20:23:55,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:23:55,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:23:55,938 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 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) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-10-21 20:23:55,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:23:55,966 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-10-21 20:23:55,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:23:55,967 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2021-10-21 20:23:55,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:23:55,974 INFO L225 Difference]: With dead ends: 127 [2021-10-21 20:23:55,978 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:23:55,981 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:23:55,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:23:56,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:23:56,004 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) [2021-10-21 20:23:56,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:23:56,006 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-10-21 20:23:56,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:23:56,007 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:23:56,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-10-21 20:23:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:23:56,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:23:56,022 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,022 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,030 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,033 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,034 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,035 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:23:56,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:23:56,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 20:23:56,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:23:56,262 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,263 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-21 20:23:56,263 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-21 20:23:56,264 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-21 20:23:56,264 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,265 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-21 20:23:56,266 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-21 20:23:56,266 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,266 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:23:56,266 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-21 20:23:56,267 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,267 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-21 20:23:56,267 INFO L857 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-10-21 20:23:56,268 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-21 20:23:56,268 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-21 20:23:56,268 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,268 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-21 20:23:56,268 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-21 20:23:56,269 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,269 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-21 20:23:56,269 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-21 20:23:56,269 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,270 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-21 20:23:56,270 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-21 20:23:56,271 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,271 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-21 20:23:56,271 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,271 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-21 20:23:56,273 INFO L857 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-10-21 20:23:56,274 INFO L857 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-10-21 20:23:56,274 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,274 INFO L857 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,274 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-21 20:23:56,275 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-21 20:23:56,275 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-21 20:23:56,275 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,275 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-10-21 20:23:56,275 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-21 20:23:56,276 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-21 20:23:56,276 INFO L857 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,276 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:23:56,276 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-21 20:23:56,276 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-21 20:23:56,277 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,277 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-10-21 20:23:56,278 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-21 20:23:56,279 INFO L857 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,279 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-21 20:23:56,279 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-21 20:23:56,279 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,280 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-21 20:23:56,280 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-21 20:23:56,280 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-21 20:23:56,280 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,281 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-21 20:23:56,281 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-21 20:23:56,281 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,281 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-10-21 20:23:56,282 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-21 20:23:56,282 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:23:56,282 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-21 20:23:56,283 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-21 20:23:56,283 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,286 INFO L857 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-10-21 20:23:56,288 INFO L857 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,288 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-21 20:23:56,290 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-21 20:23:56,290 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-21 20:23:56,290 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,290 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-21 20:23:56,291 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,291 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-21 20:23:56,291 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,291 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-21 20:23:56,291 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-21 20:23:56,292 INFO L857 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-10-21 20:23:56,292 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,292 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-21 20:23:56,292 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-21 20:23:56,292 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,293 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-21 20:23:56,294 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:23:56,299 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,299 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-10-21 20:23:56,299 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-21 20:23:56,300 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-21 20:23:56,301 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,302 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-21 20:23:56,302 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-21 20:23:56,303 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,303 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-21 20:23:56,305 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-21 20:23:56,306 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-10-21 20:23:56,306 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-21 20:23:56,306 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-21 20:23:56,312 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:23:56,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:23:56 BoogieIcfgContainer [2021-10-21 20:23:56,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:23:56,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:23:56,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:23:56,325 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:23:56,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:23:55" (3/4) ... [2021-10-21 20:23:56,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:23:56,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-21 20:23:56,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 20:23:56,343 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:23:56,343 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:23:56,387 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:23:56,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:23:56,389 INFO L168 Benchmark]: Toolchain (without parser) took 1779.86 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 34.2 MB in the beginning and 33.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,390 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 56.6 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:23:56,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.71 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 33.9 MB in the beginning and 56.3 MB in the end (delta: -22.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.08 ms. Allocated memory is still 73.4 MB. Free memory was 56.3 MB in the beginning and 54.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:23:56,391 INFO L168 Benchmark]: Boogie Preprocessor took 70.84 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 52.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,391 INFO L168 Benchmark]: RCFGBuilder took 503.88 ms. Allocated memory is still 73.4 MB. Free memory was 52.8 MB in the beginning and 40.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,392 INFO L168 Benchmark]: TraceAbstraction took 774.58 ms. Allocated memory is still 73.4 MB. Free memory was 39.5 MB in the beginning and 37.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,392 INFO L168 Benchmark]: Witness Printer took 62.78 ms. Allocated memory is still 73.4 MB. Free memory was 37.3 MB in the beginning and 33.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:23:56,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 56.6 MB. Free memory is still 36.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.71 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 33.9 MB in the beginning and 56.3 MB in the end (delta: -22.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.08 ms. Allocated memory is still 73.4 MB. Free memory was 56.3 MB in the beginning and 54.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.84 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 52.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 503.88 ms. Allocated memory is still 73.4 MB. Free memory was 52.8 MB in the beginning and 40.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 774.58 ms. Allocated memory is still 73.4 MB. Free memory was 39.5 MB in the beginning and 37.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. * Witness Printer took 62.78 ms. Allocated memory is still 73.4 MB. Free memory was 37.3 MB in the beginning and 33.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 30]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 31]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: 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 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 709.2ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 9.5ms, AutomataDifference: 68.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4.0ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0ms HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 14.4ms SsaConstructionTime, 30.8ms SatisfiabilityAnalysisTime, 69.7ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-21 20:23:56,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124d295f-d6dd-4200-a251-2a067c9c8fd5/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...