./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- 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 14:58:45,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:58:45,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:58:45,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:58:45,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:58:45,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:58:45,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:58:45,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:58:45,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:58:45,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:58:45,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:58:45,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:58:45,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:58:45,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:58:45,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:58:45,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:58:45,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:58:45,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:58:45,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:58:45,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:58:45,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:58:45,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:58:45,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:58:45,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:58:45,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:58:45,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:58:45,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:58:45,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:58:45,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:58:45,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:58:45,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:58:45,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:58:45,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:58:45,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:58:45,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:58:45,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:58:45,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:58:45,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:58:45,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:58:45,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:58:45,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:58:45,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 14:58:45,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:58:45,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:58:45,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:58:45,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:58:45,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:58:45,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:58:45,939 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:58:45,939 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:58:45,939 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:58:45,940 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:58:45,941 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:58:45,941 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:58:45,941 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:58:45,941 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:58:45,942 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:58:45,942 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:58:45,942 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:58:45,942 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:58:45,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:58:45,945 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:58:45,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:58:45,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:58:45,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:58:45,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:58:45,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:58:45,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:58:45,946 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:58:45,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:58:45,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:58:45,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:58:45,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:58:45,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:58:45,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:58:45,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:58:45,948 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:58:45,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:58:45,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:58:45,949 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:58:45,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:58:45,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:58:45,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:58:45,950 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_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2022-11-23 14:58:46,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:58:46,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:58:46,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:58:46,248 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:58:46,248 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:58:46,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2022-11-23 14:58:49,390 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:58:49,592 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:58:49,593 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c [2022-11-23 14:58:49,600 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/3f9f7083b/e8f5d65cd924477ba688e5f6f64862c3/FLAGe2905a7fa [2022-11-23 14:58:49,615 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/3f9f7083b/e8f5d65cd924477ba688e5f6f64862c3 [2022-11-23 14:58:49,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:58:49,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:58:49,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:49,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:58:49,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:58:49,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c7d35b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49, skipping insertion in model container [2022-11-23 14:58:49,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:58:49,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:58:49,789 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2022-11-23 14:58:49,794 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2022-11-23 14:58:49,794 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2022-11-23 14:58:49,796 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2022-11-23 14:58:49,797 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2022-11-23 14:58:49,798 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2022-11-23 14:58:49,798 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2022-11-23 14:58:49,799 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2022-11-23 14:58:49,800 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2022-11-23 14:58:49,801 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2022-11-23 14:58:49,801 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2022-11-23 14:58:49,802 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2022-11-23 14:58:49,802 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2022-11-23 14:58:49,803 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2022-11-23 14:58:49,803 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2022-11-23 14:58:49,804 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2022-11-23 14:58:49,805 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2022-11-23 14:58:49,805 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2022-11-23 14:58:49,810 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2022-11-23 14:58:49,811 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2022-11-23 14:58:49,811 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2022-11-23 14:58:49,812 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2022-11-23 14:58:49,813 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2022-11-23 14:58:49,814 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2022-11-23 14:58:49,815 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2022-11-23 14:58:49,815 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2022-11-23 14:58:49,816 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2022-11-23 14:58:49,817 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2022-11-23 14:58:49,817 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2022-11-23 14:58:49,818 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2022-11-23 14:58:49,819 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2022-11-23 14:58:49,819 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2022-11-23 14:58:49,820 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2022-11-23 14:58:49,821 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2022-11-23 14:58:49,821 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2022-11-23 14:58:49,822 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2022-11-23 14:58:49,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:58:49,835 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:58:49,850 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2022-11-23 14:58:49,850 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2022-11-23 14:58:49,851 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2022-11-23 14:58:49,852 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2022-11-23 14:58:49,852 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2022-11-23 14:58:49,853 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2022-11-23 14:58:49,854 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2022-11-23 14:58:49,854 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2022-11-23 14:58:49,855 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2022-11-23 14:58:49,861 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2022-11-23 14:58:49,862 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2022-11-23 14:58:49,863 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2022-11-23 14:58:49,864 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2022-11-23 14:58:49,864 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2022-11-23 14:58:49,865 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2022-11-23 14:58:49,865 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2022-11-23 14:58:49,866 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2022-11-23 14:58:49,867 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2022-11-23 14:58:49,868 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2022-11-23 14:58:49,869 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2022-11-23 14:58:49,869 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2022-11-23 14:58:49,870 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2022-11-23 14:58:49,871 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2022-11-23 14:58:49,871 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2022-11-23 14:58:49,872 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2022-11-23 14:58:49,873 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2022-11-23 14:58:49,873 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2022-11-23 14:58:49,874 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2022-11-23 14:58:49,875 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2022-11-23 14:58:49,875 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2022-11-23 14:58:49,876 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2022-11-23 14:58:49,877 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2022-11-23 14:58:49,877 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2022-11-23 14:58:49,878 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2022-11-23 14:58:49,879 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2022-11-23 14:58:49,880 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2022-11-23 14:58:49,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:58:49,901 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:58:49,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49 WrapperNode [2022-11-23 14:58:49,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:49,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:58:49,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:58:49,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:58:49,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,964 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 124 [2022-11-23 14:58:49,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:58:49,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:58:49,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:58:49,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:58:49,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:49,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:50,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:50,001 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:50,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:50,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:58:50,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:58:50,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:58:50,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:58:50,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (1/1) ... [2022-11-23 14:58:50,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:58:50,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:58:50,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:58:50,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:58:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:58:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:58:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:58:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:58:50,157 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:58:50,159 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:58:50,354 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:58:50,378 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:58:50,378 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:58:50,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:50 BoogieIcfgContainer [2022-11-23 14:58:50,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:58:50,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:58:50,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:58:50,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:58:50,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:58:49" (1/3) ... [2022-11-23 14:58:50,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e69404a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:50, skipping insertion in model container [2022-11-23 14:58:50,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:49" (2/3) ... [2022-11-23 14:58:50,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e69404a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:50, skipping insertion in model container [2022-11-23 14:58:50,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:50" (3/3) ... [2022-11-23 14:58:50,392 INFO L112 eAbstractionObserver]: Analyzing ICFG float6.c [2022-11-23 14:58:50,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:58:50,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-23 14:58:50,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:58:50,492 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=FINITE_AUTOMATA, 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;@8fa8545, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:58:50,493 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-23 14:58:50,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 75 states have (on average 1.96) internal successors, (147), 111 states have internal predecessors, (147), 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 14:58:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-23 14:58:50,504 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:50,505 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-11-23 14:58:50,505 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-11-23 14:58:50,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:50,511 INFO L85 PathProgramCache]: Analyzing trace with hash 318252, now seen corresponding path program 1 times [2022-11-23 14:58:50,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:58:50,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44598406] [2022-11-23 14:58:50,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:50,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:58:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 14:58:50,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 14:58:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 14:58:50,669 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 14:58:50,673 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 14:58:50,675 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2022-11-23 14:58:50,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2022-11-23 14:58:50,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2022-11-23 14:58:50,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2022-11-23 14:58:50,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2022-11-23 14:58:50,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2022-11-23 14:58:50,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2022-11-23 14:58:50,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2022-11-23 14:58:50,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2022-11-23 14:58:50,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2022-11-23 14:58:50,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2022-11-23 14:58:50,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2022-11-23 14:58:50,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2022-11-23 14:58:50,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2022-11-23 14:58:50,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2022-11-23 14:58:50,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2022-11-23 14:58:50,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2022-11-23 14:58:50,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2022-11-23 14:58:50,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2022-11-23 14:58:50,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2022-11-23 14:58:50,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2022-11-23 14:58:50,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2022-11-23 14:58:50,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2022-11-23 14:58:50,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2022-11-23 14:58:50,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2022-11-23 14:58:50,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2022-11-23 14:58:50,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2022-11-23 14:58:50,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2022-11-23 14:58:50,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2022-11-23 14:58:50,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2022-11-23 14:58:50,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2022-11-23 14:58:50,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2022-11-23 14:58:50,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2022-11-23 14:58:50,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2022-11-23 14:58:50,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2022-11-23 14:58:50,697 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2022-11-23 14:58:50,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:58:50,703 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 14:58:50,707 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 14:58:50,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:58:50 BoogieIcfgContainer [2022-11-23 14:58:50,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 14:58:50,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 14:58:50,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 14:58:50,725 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 14:58:50,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:50" (3/4) ... [2022-11-23 14:58:50,729 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 14:58:50,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 14:58:50,731 INFO L158 Benchmark]: Toolchain (without parser) took 1111.51ms. Allocated memory is still 172.0MB. Free memory was 126.1MB in the beginning and 77.6MB in the end (delta: 48.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,731 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 172.0MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:50,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.46ms. Allocated memory is still 172.0MB. Free memory was 126.1MB in the beginning and 111.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.24ms. Allocated memory is still 172.0MB. Free memory was 111.1MB in the beginning and 109.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,733 INFO L158 Benchmark]: Boogie Preprocessor took 48.15ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 107.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,733 INFO L158 Benchmark]: RCFGBuilder took 367.31ms. Allocated memory is still 172.0MB. Free memory was 107.2MB in the beginning and 93.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,734 INFO L158 Benchmark]: TraceAbstraction took 339.39ms. Allocated memory is still 172.0MB. Free memory was 92.6MB in the beginning and 77.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 14:58:50,734 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 172.0MB. Free memory was 77.8MB in the beginning and 77.6MB in the end (delta: 254.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:50,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 172.0MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.46ms. Allocated memory is still 172.0MB. Free memory was 126.1MB in the beginning and 111.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.24ms. Allocated memory is still 172.0MB. Free memory was 111.1MB in the beginning and 109.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.15ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 107.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 367.31ms. Allocated memory is still 172.0MB. Free memory was 107.2MB in the beginning and 93.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 339.39ms. Allocated memory is still 172.0MB. Free memory was 92.6MB in the beginning and 77.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 172.0MB. Free memory was 77.8MB in the beginning and 77.6MB in the end (delta: 254.5kB). 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: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 9. Possible FailurePath: [L9] COND TRUE !(1.0!=2.0) [L9] reach_error() - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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=112occurred 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, 3 NumberOfCodeBlocks, 3 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 14:58:50,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- 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 14:58:53,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:58:53,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:58:53,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:58:53,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:58:53,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:58:53,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:58:53,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:58:53,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:58:53,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:58:53,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:58:53,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:58:53,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:58:53,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:58:53,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:58:53,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:58:53,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:58:53,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:58:53,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:58:53,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:58:53,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:58:53,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:58:53,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:58:53,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:58:53,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:58:53,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:58:53,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:58:53,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:58:53,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:58:53,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:58:53,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:58:53,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:58:53,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:58:53,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:58:53,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:58:53,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:58:53,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:58:53,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:58:53,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:58:53,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:58:53,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:58:53,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-23 14:58:53,512 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:58:53,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:58:53,513 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:58:53,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:58:53,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:58:53,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:58:53,515 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:58:53,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:58:53,515 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:58:53,516 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:58:53,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:58:53,517 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:58:53,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:58:53,518 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:58:53,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:58:53,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:58:53,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:58:53,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:58:53,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:58:53,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:58:53,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:58:53,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:58:53,520 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:58:53,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:58:53,520 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:58:53,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:58:53,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:58:53,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:58:53,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:58:53,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:58:53,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:58:53,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:58:53,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:58:53,522 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:58:53,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:58:53,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:58:53,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:58:53,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:58:53,523 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2022-11-23 14:58:53,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:58:53,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:58:53,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:58:53,969 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:58:53,969 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:58:53,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2022-11-23 14:58:57,214 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:58:57,488 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:58:57,490 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c [2022-11-23 14:58:57,506 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/a5e6dfd70/7d1f54939c4b4b86b2b86f4a80d0cbb5/FLAG859d90bc6 [2022-11-23 14:58:57,526 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/data/a5e6dfd70/7d1f54939c4b4b86b2b86f4a80d0cbb5 [2022-11-23 14:58:57,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:58:57,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:58:57,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:57,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:58:57,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:58:57,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e3ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57, skipping insertion in model container [2022-11-23 14:58:57,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:58:57,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:58:57,778 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2022-11-23 14:58:57,783 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2022-11-23 14:58:57,784 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2022-11-23 14:58:57,784 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2022-11-23 14:58:57,785 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2022-11-23 14:58:57,786 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2022-11-23 14:58:57,787 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2022-11-23 14:58:57,789 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2022-11-23 14:58:57,791 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2022-11-23 14:58:57,792 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2022-11-23 14:58:57,793 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2022-11-23 14:58:57,794 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2022-11-23 14:58:57,795 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2022-11-23 14:58:57,796 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2022-11-23 14:58:57,797 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2022-11-23 14:58:57,798 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2022-11-23 14:58:57,798 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2022-11-23 14:58:57,799 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2022-11-23 14:58:57,804 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2022-11-23 14:58:57,805 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2022-11-23 14:58:57,805 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2022-11-23 14:58:57,806 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2022-11-23 14:58:57,807 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2022-11-23 14:58:57,808 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2022-11-23 14:58:57,808 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2022-11-23 14:58:57,809 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2022-11-23 14:58:57,810 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2022-11-23 14:58:57,810 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2022-11-23 14:58:57,811 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2022-11-23 14:58:57,812 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2022-11-23 14:58:57,812 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2022-11-23 14:58:57,813 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2022-11-23 14:58:57,814 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2022-11-23 14:58:57,815 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2022-11-23 14:58:57,815 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2022-11-23 14:58:57,816 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2022-11-23 14:58:57,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:58:57,835 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:58:57,847 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2022-11-23 14:58:57,848 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2022-11-23 14:58:57,848 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2022-11-23 14:58:57,849 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2022-11-23 14:58:57,849 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2022-11-23 14:58:57,850 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2022-11-23 14:58:57,851 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2022-11-23 14:58:57,851 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2022-11-23 14:58:57,852 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2022-11-23 14:58:57,852 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2022-11-23 14:58:57,853 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2022-11-23 14:58:57,853 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2022-11-23 14:58:57,854 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2022-11-23 14:58:57,854 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2022-11-23 14:58:57,855 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2022-11-23 14:58:57,856 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2022-11-23 14:58:57,856 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2022-11-23 14:58:57,857 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2022-11-23 14:58:57,858 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2022-11-23 14:58:57,859 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2022-11-23 14:58:57,859 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2022-11-23 14:58:57,860 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2022-11-23 14:58:57,861 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2022-11-23 14:58:57,861 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2022-11-23 14:58:57,862 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2022-11-23 14:58:57,862 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2022-11-23 14:58:57,863 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2022-11-23 14:58:57,863 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2022-11-23 14:58:57,864 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2022-11-23 14:58:57,865 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2022-11-23 14:58:57,865 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2022-11-23 14:58:57,866 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2022-11-23 14:58:57,866 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2022-11-23 14:58:57,867 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2022-11-23 14:58:57,868 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2022-11-23 14:58:57,868 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_ff3ab0f8-9162-4505-8288-ada0849db362/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2022-11-23 14:58:57,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:58:57,883 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:58:57,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57 WrapperNode [2022-11-23 14:58:57,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:57,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:58:57,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:58:57,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:58:57,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,940 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 125 [2022-11-23 14:58:57,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:58:57,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:58:57,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:58:57,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:58:57,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,967 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:58:57,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:58:57,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:58:57,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:58:57,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (1/1) ... [2022-11-23 14:58:57,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:58:58,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:58:58,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:58:58,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:58:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:58:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:58:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:58:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 14:58:58,155 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:58:58,157 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:58:58,513 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:58:58,525 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:58:58,525 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:58:58,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:58 BoogieIcfgContainer [2022-11-23 14:58:58,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:58:58,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:58:58,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:58:58,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:58:58,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:58:57" (1/3) ... [2022-11-23 14:58:58,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c92dee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:58, skipping insertion in model container [2022-11-23 14:58:58,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:57" (2/3) ... [2022-11-23 14:58:58,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c92dee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:58:58, skipping insertion in model container [2022-11-23 14:58:58,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:58" (3/3) ... [2022-11-23 14:58:58,553 INFO L112 eAbstractionObserver]: Analyzing ICFG float6.c [2022-11-23 14:58:58,570 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:58:58,571 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-23 14:58:58,623 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:58:58,634 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=FINITE_AUTOMATA, 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;@60fd2891, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:58:58,635 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-23 14:58:58,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 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 14:58:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 14:58:58,647 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:58,648 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 14:58:58,648 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-11-23 14:58:58,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:58,656 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2022-11-23 14:58:58,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 14:58:58,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599436157] [2022-11-23 14:58:58,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:58,666 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 14:58:58,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 14:58:58,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:58,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:58:58,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-23 14:58:58,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:58:58,764 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 14:58:58,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:58:58,765 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 14:58:58,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599436157] [2022-11-23 14:58:58,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599436157] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:58:58,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:58:58,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:58:58,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626520148] [2022-11-23 14:58:58,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:58:58,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 14:58:58,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 14:58:58,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 14:58:58,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 14:58:58,803 INFO L87 Difference]: Start difference. First operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:58:58,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:58:58,825 INFO L93 Difference]: Finished difference Result 183 states and 254 transitions. [2022-11-23 14:58:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 14:58:58,829 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-23 14:58:58,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:58:58,838 INFO L225 Difference]: With dead ends: 183 [2022-11-23 14:58:58,840 INFO L226 Difference]: Without dead ends: 68 [2022-11-23 14:58:58,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 14:58:58,849 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 14:58:58,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 14:58:58,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2022-11-23 14:58:58,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2022-11-23 14:58:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 67 states have internal predecessors, (67), 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 14:58:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions. [2022-11-23 14:58:58,884 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 4 [2022-11-23 14:58:58,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:58:58,884 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions. [2022-11-23 14:58:58,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:58:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2022-11-23 14:58:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 14:58:58,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:58,886 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:58:58,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:59,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:59,091 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-11-23 14:58:59,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:59,092 INFO L85 PathProgramCache]: Analyzing trace with hash 271685265, now seen corresponding path program 1 times [2022-11-23 14:58:59,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 14:58:59,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267197880] [2022-11-23 14:58:59,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:59,093 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 14:58:59,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 14:58:59,095 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:59,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-23 14:58:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:58:59,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:58:59,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:58:59,225 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 14:58:59,225 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:58:59,225 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 14:58:59,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267197880] [2022-11-23 14:58:59,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267197880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:58:59,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:58:59,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:58:59,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545105720] [2022-11-23 14:58:59,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:58:59,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:58:59,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 14:58:59,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:58:59,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:58:59,229 INFO L87 Difference]: Start difference. First operand 68 states and 67 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 14:58:59,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:58:59,383 INFO L93 Difference]: Finished difference Result 68 states and 67 transitions. [2022-11-23 14:58:59,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:58:59,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 24 [2022-11-23 14:58:59,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:58:59,385 INFO L225 Difference]: With dead ends: 68 [2022-11-23 14:58:59,385 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 14:58:59,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:58:59,387 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 17 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 14:58:59,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 41 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 14:58:59,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 14:58:59,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 14:58:59,388 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 14:58:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 14:58:59,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-23 14:58:59,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:58:59,389 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 14:58:59,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 14:58:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 14:58:59,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 14:58:59,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2022-11-23 14:58:59,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2022-11-23 14:58:59,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2022-11-23 14:58:59,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2022-11-23 14:58:59,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2022-11-23 14:58:59,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2022-11-23 14:58:59,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2022-11-23 14:58:59,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2022-11-23 14:58:59,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2022-11-23 14:58:59,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2022-11-23 14:58:59,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2022-11-23 14:58:59,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2022-11-23 14:58:59,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2022-11-23 14:58:59,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2022-11-23 14:58:59,397 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2022-11-23 14:58:59,397 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2022-11-23 14:58:59,397 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2022-11-23 14:58:59,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2022-11-23 14:58:59,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2022-11-23 14:58:59,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2022-11-23 14:58:59,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2022-11-23 14:58:59,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2022-11-23 14:58:59,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2022-11-23 14:58:59,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2022-11-23 14:58:59,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2022-11-23 14:58:59,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2022-11-23 14:58:59,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2022-11-23 14:58:59,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2022-11-23 14:58:59,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2022-11-23 14:58:59,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2022-11-23 14:58:59,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2022-11-23 14:58:59,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2022-11-23 14:58:59,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2022-11-23 14:58:59,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2022-11-23 14:58:59,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2022-11-23 14:58:59,403 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2022-11-23 14:58:59,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:58:59,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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 14:58:59,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 14:58:59,619 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,622 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2022-11-23 14:58:59,623 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2022-11-23 14:58:59,629 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2022-11-23 14:58:59,629 INFO L899 garLoopResultBuilder]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2022-11-23 14:58:59,630 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2022-11-23 14:58:59,630 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,631 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 14:58:59,632 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-11-23 14:58:59,632 INFO L899 garLoopResultBuilder]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,633 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2022-11-23 14:58:59,635 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-11-23 14:58:59,636 INFO L899 garLoopResultBuilder]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,636 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2022-11-23 14:58:59,647 INFO L899 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2022-11-23 14:58:59,647 INFO L899 garLoopResultBuilder]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,647 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2022-11-23 14:58:59,647 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-23 14:58:59,647 INFO L899 garLoopResultBuilder]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,648 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2022-11-23 14:58:59,648 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2022-11-23 14:58:59,648 INFO L899 garLoopResultBuilder]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,648 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2022-11-23 14:58:59,648 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point L6(lines 6 50) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,649 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-11-23 14:58:59,650 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,650 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2022-11-23 14:58:59,650 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2022-11-23 14:58:59,650 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2022-11-23 14:58:59,650 INFO L899 garLoopResultBuilder]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2022-11-23 14:58:59,651 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-23 14:58:59,651 INFO L899 garLoopResultBuilder]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2022-11-23 14:58:59,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2022-11-23 14:58:59,652 INFO L899 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2022-11-23 14:58:59,653 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2022-11-23 14:58:59,653 INFO L899 garLoopResultBuilder]: For program point L9-1(line 9) no Hoare annotation was computed. [2022-11-23 14:58:59,653 INFO L899 garLoopResultBuilder]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,653 INFO L899 garLoopResultBuilder]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,653 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-11-23 14:58:59,654 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2022-11-23 14:58:59,655 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,655 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,655 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2022-11-23 14:58:59,655 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-23 14:58:59,655 INFO L899 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 14:58:59,656 INFO L899 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2022-11-23 14:58:59,657 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2022-11-23 14:58:59,657 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2022-11-23 14:58:59,657 INFO L899 garLoopResultBuilder]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,657 INFO L899 garLoopResultBuilder]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,657 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2022-11-23 14:58:59,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2022-11-23 14:58:59,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2022-11-23 14:58:59,658 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-23 14:58:59,658 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2022-11-23 14:58:59,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-23 14:58:59,659 INFO L899 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2022-11-23 14:58:59,660 INFO L899 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2022-11-23 14:58:59,661 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2022-11-23 14:58:59,661 INFO L899 garLoopResultBuilder]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,661 INFO L899 garLoopResultBuilder]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,661 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2022-11-23 14:58:59,661 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2022-11-23 14:58:59,662 INFO L899 garLoopResultBuilder]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,663 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-11-23 14:58:59,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2022-11-23 14:58:59,664 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2022-11-23 14:58:59,664 INFO L899 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2022-11-23 14:58:59,664 INFO L899 garLoopResultBuilder]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2022-11-23 14:58:59,665 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2022-11-23 14:58:59,665 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-23 14:58:59,668 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-23 14:58:59,670 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 14:58:59,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:58:59 BoogieIcfgContainer [2022-11-23 14:58:59,675 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 14:58:59,675 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 14:58:59,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 14:58:59,676 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 14:58:59,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:58:58" (3/4) ... [2022-11-23 14:58:59,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 14:58:59,691 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-23 14:58:59,691 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 14:58:59,692 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 14:58:59,692 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 14:58:59,745 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 14:58:59,746 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 14:58:59,749 INFO L158 Benchmark]: Toolchain (without parser) took 2219.19ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 45.2MB in the end (delta: 9.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,749 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:59,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.82ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 38.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.23ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 56.6MB in the end (delta: -18.3MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,750 INFO L158 Benchmark]: Boogie Preprocessor took 31.48ms. Allocated memory is still 75.5MB. Free memory was 56.6MB in the beginning and 54.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,751 INFO L158 Benchmark]: RCFGBuilder took 555.17ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 41.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,752 INFO L158 Benchmark]: TraceAbstraction took 1131.63ms. Allocated memory is still 75.5MB. Free memory was 40.6MB in the beginning and 49.4MB in the end (delta: -8.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,752 INFO L158 Benchmark]: Witness Printer took 73.03ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 45.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 14:58:59,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.82ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 38.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.23ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 56.6MB in the end (delta: -18.3MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.48ms. Allocated memory is still 75.5MB. Free memory was 56.6MB in the beginning and 54.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.17ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 41.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1131.63ms. Allocated memory is still 75.5MB. Free memory was 40.6MB in the beginning and 49.4MB in the end (delta: -8.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Witness Printer took 73.03ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 45.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 37]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 42]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 43]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 45]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 48]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 49]: 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, 115 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 92 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 1 QuantifiedInterpolants, 37 SizeOfPredicates, 3 NumberOfNonLiveVariables, 58 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-23 14:58:59,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3ab0f8-9162-4505-8288-ada0849db362/bin/utaipan-Q6hlc19bkW/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