./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 30e01a73 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_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:31,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:31,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:31,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:31,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:31,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:31,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:31,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:31,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:31,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:31,377 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:31,378 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:31,378 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:31,379 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:31,380 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:31,381 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:31,382 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:31,382 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:31,383 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:31,384 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:31,384 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:31,385 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:31,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:31,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:31,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:31,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:31,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:31,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:31,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:31,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:31,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:31,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:31,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:31,392 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:31,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:31,394 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:31,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:31,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:31,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:31,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:31,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:31,398 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:31,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:31,399 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:31,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:31,400 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:31,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:31,400 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2023-11-23 21:28:31,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:31,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:31,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:31,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:31,767 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:31,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2023-11-23 21:28:35,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:35,452 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:35,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c [2023-11-23 21:28:35,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/fe4019dab/b737c5e00518440a85b73bdb24fc4e84/FLAG5942c3092 [2023-11-23 21:28:35,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/fe4019dab/b737c5e00518440a85b73bdb24fc4e84 [2023-11-23 21:28:35,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:35,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:35,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:35,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:35,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:35,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:35,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ed19c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35, skipping insertion in model container [2023-11-23 21:28:35,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:35,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:35,735 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2023-11-23 21:28:35,742 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2023-11-23 21:28:35,743 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2023-11-23 21:28:35,745 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2023-11-23 21:28:35,747 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2023-11-23 21:28:35,748 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2023-11-23 21:28:35,750 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2023-11-23 21:28:35,751 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2023-11-23 21:28:35,753 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2023-11-23 21:28:35,754 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2023-11-23 21:28:35,755 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2023-11-23 21:28:35,758 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2023-11-23 21:28:35,760 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2023-11-23 21:28:35,761 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2023-11-23 21:28:35,763 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2023-11-23 21:28:35,764 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2023-11-23 21:28:35,774 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2023-11-23 21:28:35,775 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2023-11-23 21:28:35,784 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2023-11-23 21:28:35,785 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2023-11-23 21:28:35,787 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2023-11-23 21:28:35,789 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2023-11-23 21:28:35,791 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2023-11-23 21:28:35,793 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2023-11-23 21:28:35,796 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2023-11-23 21:28:35,798 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2023-11-23 21:28:35,799 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2023-11-23 21:28:35,801 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2023-11-23 21:28:35,802 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2023-11-23 21:28:35,804 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2023-11-23 21:28:35,805 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2023-11-23 21:28:35,807 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2023-11-23 21:28:35,808 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2023-11-23 21:28:35,810 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2023-11-23 21:28:35,811 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2023-11-23 21:28:35,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2023-11-23 21:28:35,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:35,836 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:35,855 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2023-11-23 21:28:35,857 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2023-11-23 21:28:35,859 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2023-11-23 21:28:35,860 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2023-11-23 21:28:35,862 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2023-11-23 21:28:35,864 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2023-11-23 21:28:35,865 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2023-11-23 21:28:35,868 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2023-11-23 21:28:35,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2023-11-23 21:28:35,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2023-11-23 21:28:35,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2023-11-23 21:28:35,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2023-11-23 21:28:35,881 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2023-11-23 21:28:35,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2023-11-23 21:28:35,884 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2023-11-23 21:28:35,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2023-11-23 21:28:35,894 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2023-11-23 21:28:35,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2023-11-23 21:28:35,900 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2023-11-23 21:28:35,904 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2023-11-23 21:28:35,905 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2023-11-23 21:28:35,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2023-11-23 21:28:35,916 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2023-11-23 21:28:35,917 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2023-11-23 21:28:35,918 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2023-11-23 21:28:35,919 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2023-11-23 21:28:35,920 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2023-11-23 21:28:35,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2023-11-23 21:28:35,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2023-11-23 21:28:35,924 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2023-11-23 21:28:35,925 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2023-11-23 21:28:35,927 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2023-11-23 21:28:35,929 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2023-11-23 21:28:35,930 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2023-11-23 21:28:35,932 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2023-11-23 21:28:35,934 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2023-11-23 21:28:35,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:35,956 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:35,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35 WrapperNode [2023-11-23 21:28:35,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:35,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:35,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:35,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:35,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:35,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,030 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 125 [2023-11-23 21:28:36,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:36,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:36,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:36,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:36,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:36,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:36,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:36,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:36,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (1/1) ... [2023-11-23 21:28:36,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:36,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:36,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:36,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:36,282 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:36,285 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:36,580 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:36,636 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:36,637 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:28:36,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:36 BoogieIcfgContainer [2023-11-23 21:28:36,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:36,642 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:36,642 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:36,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:36,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:35" (1/3) ... [2023-11-23 21:28:36,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a802096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:36, skipping insertion in model container [2023-11-23 21:28:36,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:35" (2/3) ... [2023-11-23 21:28:36,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a802096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:36, skipping insertion in model container [2023-11-23 21:28:36,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:36" (3/3) ... [2023-11-23 21:28:36,656 INFO L112 eAbstractionObserver]: Analyzing ICFG float6.c [2023-11-23 21:28:36,683 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:36,683 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-11-23 21:28:36,775 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:36,783 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=LoopHeads, 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;@6aa28e93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:36,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2023-11-23 21:28:36,789 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) [2023-11-23 21:28:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 21:28:36,797 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:36,798 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-23 21:28:36,800 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)] === [2023-11-23 21:28:36,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:36,810 INFO L85 PathProgramCache]: Analyzing trace with hash 319213, now seen corresponding path program 1 times [2023-11-23 21:28:36,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:36,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413630368] [2023-11-23 21:28:36,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:36,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:36,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:36,994 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:36,997 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:36,998 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2023-11-23 21:28:37,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2023-11-23 21:28:37,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2023-11-23 21:28:37,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2023-11-23 21:28:37,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2023-11-23 21:28:37,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2023-11-23 21:28:37,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2023-11-23 21:28:37,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2023-11-23 21:28:37,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2023-11-23 21:28:37,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2023-11-23 21:28:37,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2023-11-23 21:28:37,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2023-11-23 21:28:37,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2023-11-23 21:28:37,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2023-11-23 21:28:37,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2023-11-23 21:28:37,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2023-11-23 21:28:37,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2023-11-23 21:28:37,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2023-11-23 21:28:37,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2023-11-23 21:28:37,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2023-11-23 21:28:37,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2023-11-23 21:28:37,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2023-11-23 21:28:37,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2023-11-23 21:28:37,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2023-11-23 21:28:37,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2023-11-23 21:28:37,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2023-11-23 21:28:37,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2023-11-23 21:28:37,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2023-11-23 21:28:37,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2023-11-23 21:28:37,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2023-11-23 21:28:37,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2023-11-23 21:28:37,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2023-11-23 21:28:37,023 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2023-11-23 21:28:37,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2023-11-23 21:28:37,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2023-11-23 21:28:37,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2023-11-23 21:28:37,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:28:37,041 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:37,044 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:37,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:37 BoogieIcfgContainer [2023-11-23 21:28:37,059 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:37,060 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:37,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:37,060 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:37,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:36" (3/4) ... [2023-11-23 21:28:37,064 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:37,065 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:37,066 INFO L158 Benchmark]: Toolchain (without parser) took 1578.86ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 90.6MB in the end (delta: 48.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:37,066 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:37,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.03ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 123.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:28:37,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.03ms. Allocated memory is still 169.9MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:37,068 INFO L158 Benchmark]: Boogie Preprocessor took 62.96ms. Allocated memory is still 169.9MB. Free memory was 122.3MB in the beginning and 120.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:37,068 INFO L158 Benchmark]: RCFGBuilder took 544.08ms. Allocated memory is still 169.9MB. Free memory was 120.6MB in the beginning and 106.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:37,069 INFO L158 Benchmark]: TraceAbstraction took 417.33ms. Allocated memory is still 169.9MB. Free memory was 106.0MB in the beginning and 90.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:37,069 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 169.9MB. Free memory was 90.9MB in the beginning and 90.6MB in the end (delta: 286.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:37,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.03ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 123.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.03ms. Allocated memory is still 169.9MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.96ms. Allocated memory is still 169.9MB. Free memory was 122.3MB in the beginning and 120.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.08ms. Allocated memory is still 169.9MB. Free memory was 120.6MB in the beginning and 106.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 417.33ms. Allocated memory is still 169.9MB. Free memory was 106.0MB in the beginning and 90.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 169.9MB. Free memory was 90.9MB in the beginning and 90.6MB in the end (delta: 286.2kB). 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 a call to reach_error is unreachable Unable to prove that a 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 a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that a call to reach_error is unreachable Unable to prove that a 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 [2023-11-23 21:28:37,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:39,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:40,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:40,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:40,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:40,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:40,073 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:40,074 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:40,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:40,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:40,083 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:40,083 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:40,084 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:40,086 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:40,087 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:40,087 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:40,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:40,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:40,090 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:40,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:40,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:40,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:40,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:40,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:40,094 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:40,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:40,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:40,096 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:40,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:40,097 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:40,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:40,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:40,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:40,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:40,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:40,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:40,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:40,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:40,101 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:40,102 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:40,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:40,103 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:40,103 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:40,103 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:40,104 INFO L153 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_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2023-11-23 21:28:40,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:40,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:40,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:40,731 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:40,732 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:40,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2023-11-23 21:28:44,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:45,370 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:45,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c [2023-11-23 21:28:45,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/7255ceabb/b529adf437bc4d2097c49e15d56aa07f/FLAG62e2d19f3 [2023-11-23 21:28:45,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/data/7255ceabb/b529adf437bc4d2097c49e15d56aa07f [2023-11-23 21:28:45,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:45,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:45,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:45,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:45,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:45,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:45,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b885479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45, skipping insertion in model container [2023-11-23 21:28:45,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:45,476 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:45,721 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2023-11-23 21:28:45,727 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2023-11-23 21:28:45,729 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2023-11-23 21:28:45,730 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2023-11-23 21:28:45,732 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2023-11-23 21:28:45,734 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2023-11-23 21:28:45,737 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2023-11-23 21:28:45,740 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2023-11-23 21:28:45,742 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2023-11-23 21:28:45,743 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2023-11-23 21:28:45,744 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2023-11-23 21:28:45,746 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2023-11-23 21:28:45,747 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2023-11-23 21:28:45,749 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2023-11-23 21:28:45,750 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2023-11-23 21:28:45,752 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2023-11-23 21:28:45,761 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2023-11-23 21:28:45,762 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2023-11-23 21:28:45,774 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2023-11-23 21:28:45,776 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2023-11-23 21:28:45,777 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2023-11-23 21:28:45,779 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2023-11-23 21:28:45,781 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2023-11-23 21:28:45,783 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2023-11-23 21:28:45,785 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2023-11-23 21:28:45,787 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2023-11-23 21:28:45,789 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2023-11-23 21:28:45,790 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2023-11-23 21:28:45,791 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2023-11-23 21:28:45,793 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2023-11-23 21:28:45,794 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2023-11-23 21:28:45,796 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2023-11-23 21:28:45,797 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2023-11-23 21:28:45,798 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2023-11-23 21:28:45,799 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2023-11-23 21:28:45,801 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2023-11-23 21:28:45,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:45,835 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:45,858 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2023-11-23 21:28:45,859 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2023-11-23 21:28:45,861 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2023-11-23 21:28:45,863 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2023-11-23 21:28:45,866 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2023-11-23 21:28:45,869 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2023-11-23 21:28:45,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2023-11-23 21:28:45,871 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2023-11-23 21:28:45,872 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2023-11-23 21:28:45,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2023-11-23 21:28:45,880 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2023-11-23 21:28:45,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2023-11-23 21:28:45,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2023-11-23 21:28:45,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2023-11-23 21:28:45,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2023-11-23 21:28:45,888 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2023-11-23 21:28:45,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2023-11-23 21:28:45,899 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2023-11-23 21:28:45,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2023-11-23 21:28:45,906 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2023-11-23 21:28:45,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2023-11-23 21:28:45,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2023-11-23 21:28:45,918 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2023-11-23 21:28:45,919 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2023-11-23 21:28:45,920 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2023-11-23 21:28:45,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2023-11-23 21:28:45,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2023-11-23 21:28:45,922 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2023-11-23 21:28:45,923 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2023-11-23 21:28:45,924 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2023-11-23 21:28:45,924 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2023-11-23 21:28:45,927 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2023-11-23 21:28:45,928 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2023-11-23 21:28:45,929 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2023-11-23 21:28:45,931 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2023-11-23 21:28:45,933 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2023-11-23 21:28:45,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:45,951 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:45,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45 WrapperNode [2023-11-23 21:28:45,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:45,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:45,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:45,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:45,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:45,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,021 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 126 [2023-11-23 21:28:46,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:46,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:46,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:46,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:46,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:46,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:46,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:46,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:46,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:46,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:46,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:46,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:46,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:46,326 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:46,353 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:46,773 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:46,809 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:46,810 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:28:46,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:46 BoogieIcfgContainer [2023-11-23 21:28:46,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:46,813 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:46,814 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:46,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:46,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:45" (1/3) ... [2023-11-23 21:28:46,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f212aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:46, skipping insertion in model container [2023-11-23 21:28:46,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45" (2/3) ... [2023-11-23 21:28:46,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f212aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:46, skipping insertion in model container [2023-11-23 21:28:46,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:46" (3/3) ... [2023-11-23 21:28:46,821 INFO L112 eAbstractionObserver]: Analyzing ICFG float6.c [2023-11-23 21:28:46,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:46,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-11-23 21:28:46,910 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:46,919 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=LoopHeads, 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;@1593c443, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:46,919 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2023-11-23 21:28:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 76 states have (on average 1.9605263157894737) internal successors, (149), 112 states have internal predecessors, (149), 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) [2023-11-23 21:28:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 21:28:46,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:46,934 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-23 21:28:46,937 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)] === [2023-11-23 21:28:46,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:46,946 INFO L85 PathProgramCache]: Analyzing trace with hash 319213, now seen corresponding path program 1 times [2023-11-23 21:28:46,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:46,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1124934589] [2023-11-23 21:28:46,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:46,969 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 [2023-11-23 21:28:46,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:46,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:47,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:47,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:47,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:28:47,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:47,097 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:47,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1124934589] [2023-11-23 21:28:47,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1124934589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:47,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:47,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:47,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175634704] [2023-11-23 21:28:47,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:47,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:47,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:47,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:47,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:47,196 INFO L87 Difference]: Start difference. First operand has 113 states, 76 states have (on average 1.9605263157894737) internal successors, (149), 112 states have internal predecessors, (149), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-23 21:28:47,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:47,249 INFO L93 Difference]: Finished difference Result 180 states and 251 transitions. [2023-11-23 21:28:47,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:47,253 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2023-11-23 21:28:47,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:47,265 INFO L225 Difference]: With dead ends: 180 [2023-11-23 21:28:47,266 INFO L226 Difference]: Without dead ends: 67 [2023-11-23 21:28:47,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:47,276 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:47,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:28:47,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-23 21:28:47,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-23 21:28:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 66 states have internal predecessors, (66), 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) [2023-11-23 21:28:47,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 66 transitions. [2023-11-23 21:28:47,341 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 66 transitions. Word has length 3 [2023-11-23 21:28:47,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:47,342 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 66 transitions. [2023-11-23 21:28:47,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-23 21:28:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 66 transitions. [2023-11-23 21:28:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 21:28:47,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:47,346 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] [2023-11-23 21:28:47,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:47,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:47,555 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)] === [2023-11-23 21:28:47,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:47,556 INFO L85 PathProgramCache]: Analyzing trace with hash 804312922, now seen corresponding path program 1 times [2023-11-23 21:28:47,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:47,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1504553010] [2023-11-23 21:28:47,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:47,558 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 [2023-11-23 21:28:47,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:47,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:47,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:47,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:28:47,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:28:47,755 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:47,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:47,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1504553010] [2023-11-23 21:28:47,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1504553010] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:47,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:47,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:28:47,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145752742] [2023-11-23 21:28:47,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:47,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:47,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:47,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:47,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:47,761 INFO L87 Difference]: Start difference. First operand 67 states and 66 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2023-11-23 21:28:47,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:47,968 INFO L93 Difference]: Finished difference Result 67 states and 66 transitions. [2023-11-23 21:28:47,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:47,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 23 [2023-11-23 21:28:47,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:47,970 INFO L225 Difference]: With dead ends: 67 [2023-11-23 21:28:47,970 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:28:47,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:47,973 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 17 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:47,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 38 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:28:47,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:28:47,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:28:47,976 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) [2023-11-23 21:28:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:28:47,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2023-11-23 21:28:47,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:47,977 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:28:47,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2023-11-23 21:28:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:28:47,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:28:47,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2023-11-23 21:28:47,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2023-11-23 21:28:47,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2023-11-23 21:28:47,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2023-11-23 21:28:47,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2023-11-23 21:28:47,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2023-11-23 21:28:47,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2023-11-23 21:28:47,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2023-11-23 21:28:47,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2023-11-23 21:28:47,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2023-11-23 21:28:47,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2023-11-23 21:28:47,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2023-11-23 21:28:47,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2023-11-23 21:28:47,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2023-11-23 21:28:47,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2023-11-23 21:28:47,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2023-11-23 21:28:47,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2023-11-23 21:28:47,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2023-11-23 21:28:47,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2023-11-23 21:28:47,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2023-11-23 21:28:47,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2023-11-23 21:28:47,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2023-11-23 21:28:47,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2023-11-23 21:28:47,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2023-11-23 21:28:47,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2023-11-23 21:28:47,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2023-11-23 21:28:47,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2023-11-23 21:28:47,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2023-11-23 21:28:47,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2023-11-23 21:28:47,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2023-11-23 21:28:47,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2023-11-23 21:28:47,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2023-11-23 21:28:47,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2023-11-23 21:28:47,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2023-11-23 21:28:47,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2023-11-23 21:28:47,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2023-11-23 21:28:48,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:48,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:48,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:28:48,205 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,205 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2023-11-23 21:28:48,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2023-11-23 21:28:48,206 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-23 21:28:48,206 INFO L899 garLoopResultBuilder]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2023-11-23 21:28:48,207 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-11-23 21:28:48,208 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,208 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-11-23 21:28:48,208 INFO L899 garLoopResultBuilder]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2023-11-23 21:28:48,209 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-11-23 21:28:48,209 INFO L899 garLoopResultBuilder]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2023-11-23 21:28:48,209 INFO L899 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2023-11-23 21:28:48,210 INFO L899 garLoopResultBuilder]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2023-11-23 21:28:48,215 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-11-23 21:28:48,215 INFO L899 garLoopResultBuilder]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,216 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2023-11-23 21:28:48,216 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2023-11-23 21:28:48,216 INFO L899 garLoopResultBuilder]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,217 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2023-11-23 21:28:48,217 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2023-11-23 21:28:48,217 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2023-11-23 21:28:48,217 INFO L899 garLoopResultBuilder]: For program point L6(lines 6 50) no Hoare annotation was computed. [2023-11-23 21:28:48,218 INFO L899 garLoopResultBuilder]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,218 INFO L899 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2023-11-23 21:28:48,218 INFO L899 garLoopResultBuilder]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,218 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-11-23 21:28:48,219 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,219 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2023-11-23 21:28:48,219 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2023-11-23 21:28:48,219 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2023-11-23 21:28:48,220 INFO L899 garLoopResultBuilder]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,220 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2023-11-23 21:28:48,221 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-23 21:28:48,221 INFO L899 garLoopResultBuilder]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,222 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2023-11-23 21:28:48,227 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:28:48,228 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2023-11-23 21:28:48,228 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2023-11-23 21:28:48,228 INFO L899 garLoopResultBuilder]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,229 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2023-11-23 21:28:48,229 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2023-11-23 21:28:48,229 INFO L899 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2023-11-23 21:28:48,231 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2023-11-23 21:28:48,231 INFO L899 garLoopResultBuilder]: For program point L9-1(line 9) no Hoare annotation was computed. [2023-11-23 21:28:48,232 INFO L899 garLoopResultBuilder]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,238 INFO L899 garLoopResultBuilder]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,238 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2023-11-23 21:28:48,244 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2023-11-23 21:28:48,244 INFO L899 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2023-11-23 21:28:48,244 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2023-11-23 21:28:48,245 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2023-11-23 21:28:48,245 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-11-23 21:28:48,245 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2023-11-23 21:28:48,245 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,246 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,246 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2023-11-23 21:28:48,246 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-11-23 21:28:48,246 INFO L899 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2023-11-23 21:28:48,247 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,247 INFO L899 garLoopResultBuilder]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,247 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2023-11-23 21:28:48,247 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2023-11-23 21:28:48,248 INFO L899 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2023-11-23 21:28:48,248 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2023-11-23 21:28:48,248 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2023-11-23 21:28:48,248 INFO L899 garLoopResultBuilder]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,249 INFO L899 garLoopResultBuilder]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,250 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2023-11-23 21:28:48,250 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2023-11-23 21:28:48,253 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2023-11-23 21:28:48,253 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-11-23 21:28:48,253 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2023-11-23 21:28:48,253 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2023-11-23 21:28:48,254 INFO L899 garLoopResultBuilder]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,254 INFO L899 garLoopResultBuilder]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,254 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:28:48,254 INFO L899 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2023-11-23 21:28:48,255 INFO L899 garLoopResultBuilder]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,255 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-11-23 21:28:48,255 INFO L899 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2023-11-23 21:28:48,255 INFO L899 garLoopResultBuilder]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,256 INFO L899 garLoopResultBuilder]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,256 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2023-11-23 21:28:48,256 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2023-11-23 21:28:48,256 INFO L899 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2023-11-23 21:28:48,257 INFO L899 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2023-11-23 21:28:48,257 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2023-11-23 21:28:48,257 INFO L899 garLoopResultBuilder]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,258 INFO L899 garLoopResultBuilder]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,258 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2023-11-23 21:28:48,258 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-11-23 21:28:48,259 INFO L899 garLoopResultBuilder]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,259 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2023-11-23 21:28:48,259 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-11-23 21:28:48,259 INFO L899 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2023-11-23 21:28:48,260 INFO L899 garLoopResultBuilder]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,260 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2023-11-23 21:28:48,261 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2023-11-23 21:28:48,261 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,262 INFO L899 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2023-11-23 21:28:48,262 INFO L899 garLoopResultBuilder]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,262 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-11-23 21:28:48,265 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2023-11-23 21:28:48,266 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-23 21:28:48,267 INFO L899 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2023-11-23 21:28:48,271 INFO L899 garLoopResultBuilder]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2023-11-23 21:28:48,271 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2023-11-23 21:28:48,273 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-23 21:28:48,278 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:28:48,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:48,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:48 BoogieIcfgContainer [2023-11-23 21:28:48,298 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:48,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:48,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:48,300 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:48,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:46" (3/4) ... [2023-11-23 21:28:48,303 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:28:48,326 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-23 21:28:48,327 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-23 21:28:48,328 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 21:28:48,330 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:28:48,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:28:48,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:28:48,487 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:48,488 INFO L158 Benchmark]: Toolchain (without parser) took 3069.35ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 72.4MB in the beginning and 87.3MB in the end (delta: -14.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,488 INFO L158 Benchmark]: CDTParser took 2.96ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 71.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:48,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.18ms. Allocated memory is still 96.5MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.94ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 54.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:48,490 INFO L158 Benchmark]: Boogie Preprocessor took 69.73ms. Allocated memory is still 96.5MB. Free memory was 54.4MB in the beginning and 52.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,490 INFO L158 Benchmark]: RCFGBuilder took 712.35ms. Allocated memory is still 96.5MB. Free memory was 52.4MB in the beginning and 64.9MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,491 INFO L158 Benchmark]: TraceAbstraction took 1484.57ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 64.1MB in the beginning and 92.9MB in the end (delta: -28.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,492 INFO L158 Benchmark]: Witness Printer took 188.21ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 87.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:28:48,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 71.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.18ms. Allocated memory is still 96.5MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.94ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 54.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.73ms. Allocated memory is still 96.5MB. Free memory was 54.4MB in the beginning and 52.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 712.35ms. Allocated memory is still 96.5MB. Free memory was 52.4MB in the beginning and 64.9MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1484.57ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 64.1MB in the beginning and 92.9MB in the end (delta: -28.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 188.21ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 87.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. 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]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 10]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 11]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 13]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 16]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 20]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 22]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 23]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 24]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 25]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 26]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 32]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 33]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 34]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 35]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 36]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 37]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 38]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 39]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 40]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 41]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 42]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 43]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 44]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 45]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 46]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 47]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 48]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 49]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 104 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 86 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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, 0.2s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 24 ConstructedInterpolants, 1 QuantifiedInterpolants, 35 SizeOfPredicates, 3 NumberOfNonLiveVariables, 51 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! [2023-11-23 21:28:48,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ec5afb-6008-4396-b6f0-94189155329d/bin/utaipan-verify-mE87zJ7Ire/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