./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/cast_float_union.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_union.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN --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 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:43:20,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:43:20,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:43:20,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:43:20,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:43:20,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:43:20,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:43:20,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:43:20,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:43:20,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:43:20,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:43:20,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:43:20,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:43:20,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:43:20,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:43:20,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:43:20,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:43:20,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:43:20,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:43:20,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:43:20,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:43:20,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:43:20,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:43:20,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:43:20,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:43:20,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:43:20,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:43:20,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:43:20,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:43:20,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:43:20,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:43:20,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:43:20,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:43:20,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:43:20,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:43:20,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:43:20,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:43:20,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:43:20,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:43:20,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:43:20,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:43:20,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 10:43:21,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:43:21,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:43:21,005 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:43:21,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:43:21,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:43:21,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:43:21,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:43:21,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:43:21,009 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:43:21,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:43:21,010 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:43:21,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:43:21,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:43:21,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:43:21,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:43:21,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:43:21,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:43:21,012 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:43:21,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:43:21,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:43:21,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:43:21,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:43:21,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:43:21,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:43:21,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:43:21,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:43:21,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:43:21,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:43:21,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:43:21,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:43:21,016 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:43:21,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:43:21,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:43:21,017 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_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac [2022-11-20 10:43:21,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:43:21,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:43:21,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:43:21,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:43:21,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:43:21,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/float-benchs/cast_float_union.c [2022-11-20 10:43:24,718 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:43:25,074 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:43:25,075 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/sv-benchmarks/c/float-benchs/cast_float_union.c [2022-11-20 10:43:25,088 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/data/97799f292/5e899651fa5149f482b9b37057affe66/FLAGb140b2fc2 [2022-11-20 10:43:25,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/data/97799f292/5e899651fa5149f482b9b37057affe66 [2022-11-20 10:43:25,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:43:25,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:43:25,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:43:25,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:43:25,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:43:25,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13289ff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25, skipping insertion in model container [2022-11-20 10:43:25,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:43:25,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:43:25,344 WARN L237 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_002f7750-8bc4-4367-9541-348fb169e59e/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2022-11-20 10:43:25,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:25,376 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:43:25,391 WARN L237 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_002f7750-8bc4-4367-9541-348fb169e59e/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2022-11-20 10:43:25,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:25,419 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:43:25,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25 WrapperNode [2022-11-20 10:43:25,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:43:25,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:25,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:43:25,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:43:25,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,482 INFO L138 Inliner]: procedures = 18, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2022-11-20 10:43:25,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:25,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:43:25,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:43:25,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:43:25,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,523 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:43:25,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:43:25,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:43:25,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:43:25,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (1/1) ... [2022-11-20 10:43:25,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:43:25,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:43:25,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:43:25,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:43:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:43:25,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:43:25,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:43:25,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 10:43:25,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:43:25,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-20 10:43:25,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:43:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:43:25,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:43:25,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:43:25,753 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:43:25,756 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:43:25,989 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:43:26,011 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:43:26,011 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:43:26,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:26 BoogieIcfgContainer [2022-11-20 10:43:26,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:43:26,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:43:26,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:43:26,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:43:26,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:43:25" (1/3) ... [2022-11-20 10:43:26,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679b1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:26, skipping insertion in model container [2022-11-20 10:43:26,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:25" (2/3) ... [2022-11-20 10:43:26,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679b1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:26, skipping insertion in model container [2022-11-20 10:43:26,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:26" (3/3) ... [2022-11-20 10:43:26,027 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2022-11-20 10:43:26,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:43:26,072 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:43:26,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679b1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:43:26, skipping insertion in model container [2022-11-20 10:43:26,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:43:26,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:43:26,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:43:26,076 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:43:26,077 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:26" (3/3) ... [2022-11-20 10:43:26,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:43:26,097 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-20 10:43:26,097 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 10:43:26,098 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:43:26,098 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:43:26,189 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:43:26,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:43:26,201 INFO L158 Benchmark]: Toolchain (without parser) took 1063.22ms. Allocated memory is still 130.0MB. Free memory was 99.9MB in the beginning and 70.1MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 10:43:26,203 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:43:26,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.97ms. Allocated memory is still 130.0MB. Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:43:26,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.28ms. Allocated memory is still 130.0MB. Free memory was 89.2MB in the beginning and 87.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:43:26,207 INFO L158 Benchmark]: Boogie Preprocessor took 48.99ms. Allocated memory is still 130.0MB. Free memory was 87.4MB in the beginning and 86.5MB in the end (delta: 993.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:43:26,208 INFO L158 Benchmark]: RCFGBuilder took 479.35ms. Allocated memory is still 130.0MB. Free memory was 86.3MB in the beginning and 75.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:43:26,208 INFO L158 Benchmark]: TraceAbstraction took 57.96ms. Allocated memory is still 130.0MB. Free memory was 74.7MB in the beginning and 72.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:43:26,209 INFO L158 Benchmark]: Witness Printer took 113.60ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 70.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:43:26,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.97ms. Allocated memory is still 130.0MB. Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.28ms. Allocated memory is still 130.0MB. Free memory was 89.2MB in the beginning and 87.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.99ms. Allocated memory is still 130.0MB. Free memory was 87.4MB in the beginning and 86.5MB in the end (delta: 993.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 479.35ms. Allocated memory is still 130.0MB. Free memory was 86.3MB in the beginning and 75.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 57.96ms. Allocated memory is still 130.0MB. Free memory was 74.7MB in the beginning and 72.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 113.60ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 70.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 10:43:26,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002f7750-8bc4-4367-9541-348fb169e59e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE