./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a6a56042e14a7445bc111b9dad948055cf7a2c8 ................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a6a56042e14a7445bc111b9dad948055cf7a2c8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:18:04,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:18:04,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:18:04,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:18:04,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:18:04,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:18:04,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:18:04,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:18:04,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:18:04,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:18:04,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:18:04,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:18:04,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:18:04,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:18:04,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:18:04,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:18:04,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:18:04,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:18:04,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:18:04,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:18:04,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:18:04,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:18:04,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:18:04,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:18:04,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:18:04,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:18:04,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:18:04,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:18:04,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:18:04,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:18:04,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:18:04,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:18:04,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:18:04,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:18:04,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:18:04,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:18:04,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:18:04,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:18:04,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:18:04,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:18:04,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:18:04,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:18:04,763 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:18:04,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:18:04,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:18:04,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:18:04,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:18:04,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:18:04,771 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:18:04,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:18:04,772 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:18:04,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:18:04,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:18:04,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:18:04,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:18:04,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:18:04,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:18:04,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:18:04,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:18:04,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:18:04,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:18:04,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:18:04,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:18:04,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:18:04,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:18:04,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:18:04,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:18:04,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2021-10-13 01:18:05,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:18:05,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:18:05,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:18:05,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:18:05,118 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:18:05,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 01:18:05,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/f14686173/ca106f41c09c47eba08b676c2f3c89ab/FLAGc400c3ad3 [2021-10-13 01:18:05,714 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:18:05,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 01:18:05,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/f14686173/ca106f41c09c47eba08b676c2f3c89ab/FLAGc400c3ad3 [2021-10-13 01:18:06,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/f14686173/ca106f41c09c47eba08b676c2f3c89ab [2021-10-13 01:18:06,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:18:06,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:18:06,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:06,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:18:06,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:18:06,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfa0259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06, skipping insertion in model container [2021-10-13 01:18:06,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:18:06,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:18:06,177 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 01:18:06,181 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 01:18:06,182 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 01:18:06,183 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 01:18:06,184 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 01:18:06,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 01:18:06,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 01:18:06,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 01:18:06,187 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 01:18:06,188 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 01:18:06,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 01:18:06,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 01:18:06,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 01:18:06,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 01:18:06,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 01:18:06,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 01:18:06,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 01:18:06,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 01:18:06,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 01:18:06,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 01:18:06,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 01:18:06,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 01:18:06,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 01:18:06,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 01:18:06,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 01:18:06,201 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 01:18:06,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 01:18:06,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 01:18:06,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 01:18:06,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 01:18:06,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:06,217 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:18:06,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 01:18:06,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 01:18:06,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 01:18:06,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 01:18:06,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 01:18:06,233 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 01:18:06,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 01:18:06,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 01:18:06,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 01:18:06,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 01:18:06,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 01:18:06,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 01:18:06,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 01:18:06,239 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 01:18:06,240 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 01:18:06,240 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 01:18:06,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 01:18:06,242 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 01:18:06,243 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 01:18:06,244 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 01:18:06,244 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 01:18:06,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 01:18:06,246 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 01:18:06,246 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 01:18:06,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 01:18:06,248 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 01:18:06,248 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 01:18:06,249 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 01:18:06,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 01:18:06,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 01:18:06,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:06,265 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:18:06,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06 WrapperNode [2021-10-13 01:18:06,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:06,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:06,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:18:06,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:18:06,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:06,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:18:06,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:18:06,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:18:06,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:18:06,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:18:06,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:18:06,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:18:06,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (1/1) ... [2021-10-13 01:18:06,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:18:06,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:18:06,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:18:06,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:18:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:18:06,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:18:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:18:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:18:06,767 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:18:06,767 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 01:18:06,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:06 BoogieIcfgContainer [2021-10-13 01:18:06,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:18:06,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:18:06,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:18:06,789 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:18:06,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:18:06" (1/3) ... [2021-10-13 01:18:06,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c48ee9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:18:06, skipping insertion in model container [2021-10-13 01:18:06,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:06" (2/3) ... [2021-10-13 01:18:06,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c48ee9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:18:06, skipping insertion in model container [2021-10-13 01:18:06,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:06" (3/3) ... [2021-10-13 01:18:06,792 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-13 01:18:06,797 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:18:06,798 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-13 01:18:06,872 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:18:06,879 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:18:06,879 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-13 01:18:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:18:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 01:18:06,903 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:18:06,904 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 01:18:06,905 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-13 01:18:06,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:18:06,911 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 01:18:06,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:18:06,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612908741] [2021-10-13 01:18:06,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:18:06,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:18:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:07,032 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:18:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:07,096 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:18:07,098 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 01:18:07,100 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,107 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,107 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,107 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,110 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,111 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,113 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,114 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,115 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,118 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,119 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,120 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,121 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,121 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,122 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,122 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:07,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:18:07,130 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:18:07,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:18:07 BoogieIcfgContainer [2021-10-13 01:18:07,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:18:07,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:18:07,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:18:07,150 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:18:07,150 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:06" (3/4) ... [2021-10-13 01:18:07,154 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 01:18:07,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:18:07,157 INFO L168 Benchmark]: Toolchain (without parser) took 1133.91 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 72.8 MB in the beginning and 84.2 MB in the end (delta: -11.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:07,157 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 70.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:07,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.35 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 59.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:07,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.49 ms. Allocated memory is still 98.6 MB. Free memory was 59.1 MB in the beginning and 57.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:07,159 INFO L168 Benchmark]: Boogie Preprocessor took 25.54 ms. Allocated memory is still 98.6 MB. Free memory was 57.5 MB in the beginning and 56.3 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:07,160 INFO L168 Benchmark]: RCFGBuilder took 438.03 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 56.1 MB in the beginning and 99.3 MB in the end (delta: -43.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:07,161 INFO L168 Benchmark]: TraceAbstraction took 377.31 ms. Allocated memory is still 125.8 MB. Free memory was 98.9 MB in the beginning and 84.3 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:07,162 INFO L168 Benchmark]: Witness Printer took 5.39 ms. Allocated memory is still 125.8 MB. Free memory was 84.3 MB in the beginning and 84.2 MB in the end (delta: 90.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:07,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 70.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 243.35 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 59.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.49 ms. Allocated memory is still 98.6 MB. Free memory was 59.1 MB in the beginning and 57.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.54 ms. Allocated memory is still 98.6 MB. Free memory was 57.5 MB in the beginning and 56.3 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 438.03 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 56.1 MB in the beginning and 99.3 MB in the end (delta: -43.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 377.31 ms. Allocated memory is still 125.8 MB. Free memory was 98.9 MB in the beginning and 84.3 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 5.39 ms. Allocated memory is still 125.8 MB. Free memory was 84.3 MB in the beginning and 84.2 MB in the end (delta: 90.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() - UnprovableResult [Line: 8]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 29]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 31]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 259.4ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 9.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.5ms SsaConstructionTime, 31.9ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 01:18:07,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:18:09,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:18:09,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:18:09,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-13 01:18:09,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:18:09,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:18:09,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:18:09,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:18:09,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:18:09,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:18:09,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:18:09,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:18:09,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:18:09,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:18:09,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:18:09,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 01:18:09,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:18:09,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:18:09,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:18:09,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:18:09,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:18:09,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:18:09,821 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:18:09,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:18:09,822 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:18:09,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:18:09,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:18:09,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:18:09,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:18:09,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:18:09,824 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 01:18:09,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 01:18:09,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:18:09,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:18:09,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:18:09,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:18:09,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:18:09,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:18:09,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:18:09,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:18:09,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:18:09,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:18:09,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:18:09,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 01:18:09,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 01:18:09,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:18:09,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:18:09,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 01:18:09,829 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2021-10-13 01:18:10,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:18:10,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:18:10,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:18:10,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:18:10,289 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:18:10,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 01:18:10,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/ec2ee3a79/51cb0cf858584cd592eeba89fc6f8c1f/FLAGb18099cd9 [2021-10-13 01:18:10,861 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:18:10,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 01:18:10,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/ec2ee3a79/51cb0cf858584cd592eeba89fc6f8c1f/FLAGb18099cd9 [2021-10-13 01:18:11,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/data/ec2ee3a79/51cb0cf858584cd592eeba89fc6f8c1f [2021-10-13 01:18:11,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:18:11,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:18:11,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:11,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:18:11,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:18:11,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de109af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11, skipping insertion in model container [2021-10-13 01:18:11,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:18:11,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:18:11,452 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 01:18:11,455 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 01:18:11,456 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 01:18:11,457 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 01:18:11,459 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 01:18:11,459 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 01:18:11,463 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 01:18:11,464 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 01:18:11,465 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 01:18:11,466 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 01:18:11,467 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 01:18:11,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 01:18:11,469 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 01:18:11,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 01:18:11,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 01:18:11,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 01:18:11,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 01:18:11,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 01:18:11,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 01:18:11,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 01:18:11,478 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 01:18:11,478 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 01:18:11,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 01:18:11,482 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 01:18:11,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 01:18:11,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 01:18:11,486 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 01:18:11,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 01:18:11,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 01:18:11,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 01:18:11,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:11,505 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:18:11,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 01:18:11,519 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 01:18:11,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 01:18:11,521 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 01:18:11,522 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 01:18:11,523 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 01:18:11,524 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 01:18:11,525 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 01:18:11,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 01:18:11,527 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 01:18:11,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 01:18:11,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 01:18:11,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 01:18:11,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 01:18:11,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 01:18:11,532 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 01:18:11,533 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 01:18:11,534 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 01:18:11,557 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 01:18:11,558 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 01:18:11,562 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 01:18:11,563 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 01:18:11,563 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 01:18:11,564 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 01:18:11,565 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 01:18:11,566 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 01:18:11,567 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 01:18:11,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 01:18:11,569 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 01:18:11,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 01:18:11,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:11,613 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:18:11,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11 WrapperNode [2021-10-13 01:18:11,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:11,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:11,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:18:11,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:18:11,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:11,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:18:11,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:18:11,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:18:11,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:18:11,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:18:11,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:18:11,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:18:11,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (1/1) ... [2021-10-13 01:18:11,739 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:18:11,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:18:11,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:18:11,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:18:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:18:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:18:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 01:18:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:18:12,238 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:18:12,254 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 01:18:12,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:12 BoogieIcfgContainer [2021-10-13 01:18:12,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:18:12,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:18:12,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:18:12,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:18:12,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:18:11" (1/3) ... [2021-10-13 01:18:12,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@529be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:18:12, skipping insertion in model container [2021-10-13 01:18:12,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:11" (2/3) ... [2021-10-13 01:18:12,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@529be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:18:12, skipping insertion in model container [2021-10-13 01:18:12,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:12" (3/3) ... [2021-10-13 01:18:12,282 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-13 01:18:12,288 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:18:12,289 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-13 01:18:12,365 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:18:12,372 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:18:12,373 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-13 01:18:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:18:12,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 01:18:12,409 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:18:12,410 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 01:18:12,412 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-13 01:18:12,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:18:12,429 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 01:18:12,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 01:18:12,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678113874] [2021-10-13 01:18:12,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:18:12,444 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 01:18:12,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 01:18:12,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 01:18:12,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 01:18:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:18:12,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 01:18:12,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:18:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:18:12,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 01:18:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:18:12,626 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 01:18:12,626 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1678113874] [2021-10-13 01:18:12,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1678113874] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 01:18:12,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:18:12,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 01:18:12,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593034650] [2021-10-13 01:18:12,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:18:12,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 01:18:12,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:18:12,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:18:12,658 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:18:12,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:18:12,682 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-10-13 01:18:12,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:18:12,683 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-10-13 01:18:12,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:18:12,689 INFO L225 Difference]: With dead ends: 127 [2021-10-13 01:18:12,690 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:18:12,694 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:18:12,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:18:12,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:18:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:18:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:18:12,722 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-10-13 01:18:12,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:18:12,733 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:18:12,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:18:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:18:12,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:18:12,745 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,746 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,746 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,747 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,747 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,748 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,748 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,748 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,748 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,749 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,749 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,750 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,750 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,750 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,751 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,751 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,752 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:18:12,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-13 01:18:12,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 01:18:12,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:18:12,980 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-13 01:18:12,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-13 01:18:12,980 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-13 01:18:12,981 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,982 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-13 01:18:12,982 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-13 01:18:12,983 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,983 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:18:12,984 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-13 01:18:12,984 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,985 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-13 01:18:12,985 INFO L857 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-10-13 01:18:12,986 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-13 01:18:12,986 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-13 01:18:12,986 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,987 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-13 01:18:12,987 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 01:18:12,987 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,987 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-13 01:18:12,987 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-13 01:18:12,988 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,988 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-13 01:18:12,988 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-13 01:18:12,988 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,989 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-13 01:18:12,989 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,989 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-13 01:18:12,990 INFO L857 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-10-13 01:18:12,990 INFO L857 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-10-13 01:18:12,990 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,990 INFO L857 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,990 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-13 01:18:12,991 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-13 01:18:12,991 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-13 01:18:12,991 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,991 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-10-13 01:18:12,991 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 01:18:12,992 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-13 01:18:12,992 INFO L857 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,992 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:18:12,992 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-13 01:18:12,992 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-13 01:18:12,993 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,993 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-10-13 01:18:12,993 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-13 01:18:12,993 INFO L857 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-13 01:18:12,994 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-13 01:18:12,994 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-13 01:18:12,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-13 01:18:12,995 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-13 01:18:12,995 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,995 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-13 01:18:12,995 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-13 01:18:12,996 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:12,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-10-13 01:18:12,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-13 01:18:12,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:18:12,996 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-13 01:18:12,997 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-13 01:18:12,997 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,002 INFO L857 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-10-13 01:18:13,003 INFO L857 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-13 01:18:13,003 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-13 01:18:13,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,004 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-13 01:18:13,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-13 01:18:13,005 INFO L857 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-10-13 01:18:13,005 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,005 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-13 01:18:13,006 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-13 01:18:13,006 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,006 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-13 01:18:13,006 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:18:13,007 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,008 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-10-13 01:18:13,011 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-13 01:18:13,012 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-13 01:18:13,013 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,013 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-13 01:18:13,014 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-13 01:18:13,015 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,015 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-13 01:18:13,015 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-13 01:18:13,015 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 01:18:13,018 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-13 01:18:13,018 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 01:18:13,025 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:18:13,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:18:13 BoogieIcfgContainer [2021-10-13 01:18:13,030 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:18:13,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:18:13,034 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:18:13,034 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:18:13,035 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:12" (3/4) ... [2021-10-13 01:18:13,038 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:18:13,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 01:18:13,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 01:18:13,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:18:13,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:18:13,118 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:18:13,118 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:18:13,120 INFO L168 Benchmark]: Toolchain (without parser) took 1862.98 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 45.0 MB in the beginning and 65.2 MB in the end (delta: -20.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:13,121 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:13,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.54 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 44.9 MB in the beginning and 78.2 MB in the end (delta: -33.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:13,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.00 ms. Allocated memory is still 94.4 MB. Free memory was 78.2 MB in the beginning and 76.5 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:13,122 INFO L168 Benchmark]: Boogie Preprocessor took 54.62 ms. Allocated memory is still 94.4 MB. Free memory was 76.5 MB in the beginning and 75.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:13,123 INFO L168 Benchmark]: RCFGBuilder took 527.19 ms. Allocated memory is still 94.4 MB. Free memory was 75.1 MB in the beginning and 62.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:13,123 INFO L168 Benchmark]: TraceAbstraction took 771.42 ms. Allocated memory is still 94.4 MB. Free memory was 61.8 MB in the beginning and 69.0 MB in the end (delta: -7.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:18:13,123 INFO L168 Benchmark]: Witness Printer took 84.73 ms. Allocated memory is still 94.4 MB. Free memory was 69.0 MB in the beginning and 65.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:18:13,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 348.54 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 44.9 MB in the beginning and 78.2 MB in the end (delta: -33.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.00 ms. Allocated memory is still 94.4 MB. Free memory was 78.2 MB in the beginning and 76.5 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.62 ms. Allocated memory is still 94.4 MB. Free memory was 76.5 MB in the beginning and 75.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 527.19 ms. Allocated memory is still 94.4 MB. Free memory was 75.1 MB in the beginning and 62.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 771.42 ms. Allocated memory is still 94.4 MB. Free memory was 61.8 MB in the beginning and 69.0 MB in the end (delta: -7.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 84.73 ms. Allocated memory is still 94.4 MB. Free memory was 69.0 MB in the beginning and 65.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 30]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 31]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 660.6ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 23.7ms, AutomataDifference: 57.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4.4ms, InitialAbstractionConstructionTime: 17.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0ms HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 16.0ms SsaConstructionTime, 27.7ms SatisfiabilityAnalysisTime, 72.9ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-13 01:18:13,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e5d3767-549a-4d2a-8cb7-cc1141c9bd31/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...