./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS --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 098bb68c9788336ffa4c6e074693ab2367c9ebfab2531a443a5312e0095ec011 --- 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-4e7fbc6 [2022-11-23 02:51:46,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:51:46,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:51:46,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:51:46,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:51:46,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:51:46,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:51:46,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:51:46,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:51:46,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:51:46,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:51:46,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:51:46,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:51:46,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:51:46,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:51:46,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:51:46,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:51:46,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:51:46,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:51:46,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:51:46,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:51:46,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:51:46,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:51:46,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:51:46,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:51:46,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:51:46,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:51:46,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:51:46,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:51:46,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:51:46,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:51:46,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:51:46,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:51:46,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:51:46,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:51:46,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:51:46,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:51:46,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:51:46,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:51:46,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:51:46,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:51:46,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-23 02:51:46,886 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:51:46,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:51:46,886 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:51:46,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:51:46,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:51:46,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:51:46,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:51:46,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:51:46,898 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:51:46,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:51:46,899 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 02:51:46,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:51:46,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 02:51:46,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:51:46,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:51:46,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:51:46,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:51:46,901 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 02:51:46,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:51:46,901 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:51:46,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:51:46,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:51:46,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:51:46,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:51:46,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:51:46,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:51:46,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:51:46,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:51:46,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:51:46,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:51:46,904 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:51:46,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:51:46,905 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:51:46,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:51:46,905 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 098bb68c9788336ffa4c6e074693ab2367c9ebfab2531a443a5312e0095ec011 [2022-11-23 02:51:47,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:51:47,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:51:47,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:51:47,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:51:47,260 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:51:47,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2022-11-23 02:51:50,402 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:51:50,627 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:51:50,628 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2022-11-23 02:51:50,635 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/89ed38e60/c25353925e6b4e9198f3fd19eb0342a4/FLAG9a50846f6 [2022-11-23 02:51:50,650 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/89ed38e60/c25353925e6b4e9198f3fd19eb0342a4 [2022-11-23 02:51:50,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:51:50,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:51:50,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:51:50,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:51:50,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:51:50,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbc2d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50, skipping insertion in model container [2022-11-23 02:51:50,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:51:50,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:51:50,842 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c[358,371] [2022-11-23 02:51:50,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:51:50,892 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:51:50,904 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c[358,371] [2022-11-23 02:51:50,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:51:50,918 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:51:50,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50 WrapperNode [2022-11-23 02:51:50,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:51:50,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:51:50,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:51:50,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:51:50,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,948 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2022-11-23 02:51:50,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:51:50,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:51:50,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:51:50,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:51:50,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:51:50,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:51:50,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:51:50,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:51:50,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (1/1) ... [2022-11-23 02:51:50,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:51:50,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:51:51,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:51:51,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:51:51,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:51:51,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:51:51,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:51:51,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:51:51,120 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:51:51,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:51:51,197 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:51:51,203 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:51:51,203 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 02:51:51,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:51 BoogieIcfgContainer [2022-11-23 02:51:51,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:51:51,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:51:51,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:51:51,211 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:51:51,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:51:50" (1/3) ... [2022-11-23 02:51:51,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8389e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:51, skipping insertion in model container [2022-11-23 02:51:51,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:50" (2/3) ... [2022-11-23 02:51:51,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8389e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:51, skipping insertion in model container [2022-11-23 02:51:51,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:51" (3/3) ... [2022-11-23 02:51:51,214 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp3.c [2022-11-23 02:51:51,234 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:51:51,234 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 02:51:51,286 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:51:51,295 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@30996564, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:51:51,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 02:51:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:51:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 02:51:51,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:51:51,311 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 02:51:51,312 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:51:51,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:51:51,318 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2022-11-23 02:51:51,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:51:51,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109824296] [2022-11-23 02:51:51,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:51:51,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:51:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:51:51,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:51:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:51:51,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:51:51,453 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 02:51:51,454 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 02:51:51,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:51:51,462 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 02:51:51,467 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 02:51:51,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:51:51 BoogieIcfgContainer [2022-11-23 02:51:51,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 02:51:51,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:51:51,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:51:51,496 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:51:51,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:51" (3/4) ... [2022-11-23 02:51:51,501 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 02:51:51,501 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:51:51,504 INFO L158 Benchmark]: Toolchain (without parser) took 848.49ms. Allocated memory is still 159.4MB. Free memory was 122.7MB in the beginning and 106.8MB in the end (delta: 15.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-11-23 02:51:51,505 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:51,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.53ms. Allocated memory is still 159.4MB. Free memory was 122.7MB in the beginning and 131.0MB in the end (delta: -8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 02:51:51,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.79ms. Allocated memory is still 159.4MB. Free memory was 131.0MB in the beginning and 129.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:51:51,509 INFO L158 Benchmark]: Boogie Preprocessor took 17.69ms. Allocated memory is still 159.4MB. Free memory was 129.5MB in the beginning and 128.6MB in the end (delta: 904.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:51,516 INFO L158 Benchmark]: RCFGBuilder took 237.35ms. Allocated memory is still 159.4MB. Free memory was 128.6MB in the beginning and 120.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 02:51:51,518 INFO L158 Benchmark]: TraceAbstraction took 285.18ms. Allocated memory is still 159.4MB. Free memory was 119.8MB in the beginning and 107.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 02:51:51,520 INFO L158 Benchmark]: Witness Printer took 6.61ms. Allocated memory is still 159.4MB. Free memory was 107.2MB in the beginning and 106.8MB in the end (delta: 406.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:51,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.53ms. Allocated memory is still 159.4MB. Free memory was 122.7MB in the beginning and 131.0MB in the end (delta: -8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.79ms. Allocated memory is still 159.4MB. Free memory was 131.0MB in the beginning and 129.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.69ms. Allocated memory is still 159.4MB. Free memory was 129.5MB in the beginning and 128.6MB in the end (delta: 904.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 237.35ms. Allocated memory is still 159.4MB. Free memory was 128.6MB in the beginning and 120.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 285.18ms. Allocated memory is still 159.4MB. Free memory was 119.8MB in the beginning and 107.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.61ms. Allocated memory is still 159.4MB. Free memory was 107.2MB in the beginning and 106.8MB in the end (delta: 406.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of to_int at line 10, overapproximation of someBinaryArithmeticFLOAToperation at line 8. Possible FailurePath: [L8] float fs1=2.0f/6.0f; [L9] float fs2=fs1*6.0f; [L10] COND TRUE !((int)fs2==2) [L10] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s 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 [2022-11-23 02:51:51,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS --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 098bb68c9788336ffa4c6e074693ab2367c9ebfab2531a443a5312e0095ec011 --- 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-4e7fbc6 [2022-11-23 02:51:54,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:51:54,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:51:54,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:51:54,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:51:54,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:51:54,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:51:54,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:51:54,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:51:54,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:51:54,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:51:54,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:51:54,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:51:54,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:51:54,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:51:54,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:51:54,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:51:54,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:51:54,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:51:54,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:51:54,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:51:54,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:51:54,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:51:54,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:51:54,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:51:54,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:51:54,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:51:54,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:51:54,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:51:54,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:51:54,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:51:54,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:51:54,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:51:54,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:51:54,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:51:54,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:51:54,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:51:54,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:51:54,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:51:54,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:51:54,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:51:54,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-23 02:51:54,118 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:51:54,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:51:54,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:51:54,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:51:54,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:51:54,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:51:54,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:51:54,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:51:54,121 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:51:54,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:51:54,122 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 02:51:54,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 02:51:54,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:51:54,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:51:54,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:51:54,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:51:54,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 02:51:54,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 02:51:54,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 02:51:54,124 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 02:51:54,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:51:54,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:51:54,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:51:54,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:51:54,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:51:54,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:51:54,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:51:54,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:51:54,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:51:54,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:51:54,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 02:51:54,127 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 02:51:54,127 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:51:54,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:51:54,127 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:51:54,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:51:54,128 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-23 02:51:54,128 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 098bb68c9788336ffa4c6e074693ab2367c9ebfab2531a443a5312e0095ec011 [2022-11-23 02:51:54,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:51:54,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:51:54,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:51:54,528 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:51:54,528 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:51:54,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2022-11-23 02:51:57,697 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:51:57,912 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:51:57,913 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2022-11-23 02:51:57,919 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/d16e9493c/19749d5a5d4d4cd9811a32d4e73c18d6/FLAG23c82ac51 [2022-11-23 02:51:57,942 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/data/d16e9493c/19749d5a5d4d4cd9811a32d4e73c18d6 [2022-11-23 02:51:57,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:51:57,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:51:57,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:51:57,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:51:57,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:51:57,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:57" (1/1) ... [2022-11-23 02:51:57,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4627debf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:57, skipping insertion in model container [2022-11-23 02:51:57,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:51:57" (1/1) ... [2022-11-23 02:51:57,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:51:57,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:51:58,141 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c[358,371] [2022-11-23 02:51:58,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:51:58,164 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:51:58,205 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_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c[358,371] [2022-11-23 02:51:58,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:51:58,226 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:51:58,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58 WrapperNode [2022-11-23 02:51:58,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:51:58,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:51:58,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:51:58,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:51:58,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,271 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-11-23 02:51:58,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:51:58,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:51:58,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:51:58,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:51:58,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,319 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:51:58,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:51:58,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:51:58,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:51:58,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (1/1) ... [2022-11-23 02:51:58,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:51:58,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:51:58,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:51:58,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:51:58,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:51:58,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:51:58,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:51:58,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 02:51:58,499 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:51:58,501 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:51:58,724 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:51:58,730 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:51:58,730 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 02:51:58,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:58 BoogieIcfgContainer [2022-11-23 02:51:58,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:51:58,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:51:58,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:51:58,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:51:58,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:51:57" (1/3) ... [2022-11-23 02:51:58,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ac51ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:58, skipping insertion in model container [2022-11-23 02:51:58,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:51:58" (2/3) ... [2022-11-23 02:51:58,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ac51ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:51:58, skipping insertion in model container [2022-11-23 02:51:58,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:58" (3/3) ... [2022-11-23 02:51:58,757 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp3.c [2022-11-23 02:51:58,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:51:58,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 02:51:58,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:51:58,851 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7448593a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:51:58,852 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 02:51:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:51:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 02:51:58,863 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:51:58,864 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 02:51:58,865 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:51:58,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:51:58,874 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2022-11-23 02:51:58,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-23 02:51:58,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655997104] [2022-11-23 02:51:58,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:51:58,891 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 02:51:58,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/mathsat [2022-11-23 02:51:58,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 02:51:58,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-23 02:51:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:51:59,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 02:51:59,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:51:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:51:59,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:51:59,201 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-23 02:51:59,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655997104] [2022-11-23 02:51:59,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [655997104] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:51:59,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:51:59,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:51:59,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073202863] [2022-11-23 02:51:59,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:51:59,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 02:51:59,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-23 02:51:59,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 02:51:59,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 02:51:59,268 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 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 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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) [2022-11-23 02:51:59,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:51:59,363 INFO L93 Difference]: Finished difference Result 11 states and 10 transitions. [2022-11-23 02:51:59,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 02:51:59,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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 [2022-11-23 02:51:59,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:51:59,374 INFO L225 Difference]: With dead ends: 11 [2022-11-23 02:51:59,375 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 02:51:59,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:51:59,384 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 7 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:51:59,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 4 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:51:59,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 02:51:59,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 02:51:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:51:59,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 02:51:59,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2022-11-23 02:51:59,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:51:59,419 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:51:59,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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) [2022-11-23 02:51:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 02:51:59,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 02:51:59,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 02:51:59,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-23 02:51:59,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 02:51:59,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 02:51:59,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 02:51:59,642 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 02:51:59,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 02:51:59,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 02:51:59,643 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2022-11-23 02:51:59,643 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2022-11-23 02:51:59,643 INFO L899 garLoopResultBuilder]: For program point L10-1(line 10) no Hoare annotation was computed. [2022-11-23 02:51:59,643 INFO L899 garLoopResultBuilder]: For program point L5(lines 5 11) no Hoare annotation was computed. [2022-11-23 02:51:59,646 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 02:51:59,649 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 02:51:59,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:51:59 BoogieIcfgContainer [2022-11-23 02:51:59,674 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 02:51:59,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:51:59,677 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:51:59,677 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:51:59,678 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:51:58" (3/4) ... [2022-11-23 02:51:59,682 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 02:51:59,696 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-23 02:51:59,696 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 02:51:59,696 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 02:51:59,696 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 02:51:59,742 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 02:51:59,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:51:59,744 INFO L158 Benchmark]: Toolchain (without parser) took 1795.57ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 70.8MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:59,744 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:59,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.23ms. Allocated memory is still 94.4MB. Free memory was 52.8MB in the beginning and 73.8MB in the end (delta: -21.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-23 02:51:59,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.95ms. Allocated memory is still 94.4MB. Free memory was 73.8MB in the beginning and 72.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:51:59,747 INFO L158 Benchmark]: Boogie Preprocessor took 52.21ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 71.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:51:59,748 INFO L158 Benchmark]: RCFGBuilder took 406.16ms. Allocated memory is still 94.4MB. Free memory was 71.1MB in the beginning and 62.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 02:51:59,751 INFO L158 Benchmark]: TraceAbstraction took 936.11ms. Allocated memory is still 94.4MB. Free memory was 61.6MB in the beginning and 73.3MB in the end (delta: -11.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-23 02:51:59,752 INFO L158 Benchmark]: Witness Printer took 67.17ms. Allocated memory is still 94.4MB. Free memory was 73.3MB in the beginning and 70.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:51:59,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.23ms. Allocated memory is still 94.4MB. Free memory was 52.8MB in the beginning and 73.8MB in the end (delta: -21.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.95ms. Allocated memory is still 94.4MB. Free memory was 73.8MB in the beginning and 72.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.21ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 71.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 406.16ms. Allocated memory is still 94.4MB. Free memory was 71.1MB in the beginning and 62.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 936.11ms. Allocated memory is still 94.4MB. Free memory was 61.6MB in the beginning and 73.3MB in the end (delta: -11.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Witness Printer took 67.17ms. Allocated memory is still 94.4MB. Free memory was 73.3MB in the beginning and 70.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 10]: 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, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 3 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 3 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-23 02:51:59,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43c9a43-0e4a-49a3-9f56-6a48d4e047e1/bin/uautomizer-QkZJyEgLgS/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