./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0685b.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_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/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_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0685b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/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_cec86514-216b-477d-9072-c7fed4c025cb/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 7a9e26b1bd5e8029428d44dc1b34e99aa980331c ......................................................................................................................................................................................................................................................................................................................................... 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_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/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_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0685b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/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_cec86514-216b-477d-9072-c7fed4c025cb/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 7a9e26b1bd5e8029428d44dc1b34e99aa980331c .................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:01,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:01,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:01,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:01,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:01,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:01,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:01,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:01,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:01,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:01,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:01,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:01,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:01,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:01,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:01,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:01,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:01,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:01,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:01,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:01,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:01,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:01,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:01,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:01,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:01,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:01,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:01,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:01,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:01,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:01,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:01,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:01,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:01,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:01,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:01,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:01,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:01,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:01,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:01,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:01,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:01,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:20:01,770 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:01,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:01,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:01,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:01,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:01,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:01,773 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:01,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:01,773 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:20:01,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:20:01,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:20:01,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:01,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:20:01,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:20:01,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:20:01,776 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:20:01,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:01,776 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:01,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:20:01,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:01,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:01,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:20:01,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:01,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:01,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:20:01,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:20:01,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:20:01,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:20:01,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:20:01,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:01,780 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_cec86514-216b-477d-9072-c7fed4c025cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a9e26b1bd5e8029428d44dc1b34e99aa980331c [2021-10-13 00:20:02,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:02,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:02,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:02,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:02,096 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:02,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0685b.c [2021-10-13 00:20:02,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/b0209f70a/95aa480f386749b4a5d3347493e786a7/FLAG415938bcc [2021-10-13 00:20:02,721 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:02,722 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c [2021-10-13 00:20:02,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/b0209f70a/95aa480f386749b4a5d3347493e786a7/FLAG415938bcc [2021-10-13 00:20:03,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/b0209f70a/95aa480f386749b4a5d3347493e786a7 [2021-10-13 00:20:03,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:03,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:03,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:03,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:03,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:03,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f154573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03, skipping insertion in model container [2021-10-13 00:20:03,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:03,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:03,422 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_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c[6216,6229] [2021-10-13 00:20:03,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:03,434 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:20:03,486 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_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c[6216,6229] [2021-10-13 00:20:03,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:03,504 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:20:03,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03 WrapperNode [2021-10-13 00:20:03,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:03,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:03,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:20:03,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:20:03,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:03,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:20:03,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:20:03,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:20:03,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:20:03,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:20:03,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:20:03,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:20:03,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (1/1) ... [2021-10-13 00:20:03,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:03,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:03,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:03,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:20:03,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:20:03,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:20:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-13 00:20:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:20:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-13 00:20:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:20:03,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:20:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:20:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-13 00:20:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:20:04,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:20:04,455 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-10-13 00:20:04,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:04 BoogieIcfgContainer [2021-10-13 00:20:04,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:20:04,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:20:04,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:20:04,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:20:04,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:20:03" (1/3) ... [2021-10-13 00:20:04,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:04, skipping insertion in model container [2021-10-13 00:20:04,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:03" (2/3) ... [2021-10-13 00:20:04,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:04, skipping insertion in model container [2021-10-13 00:20:04,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:04" (3/3) ... [2021-10-13 00:20:04,468 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0685b.c [2021-10-13 00:20:04,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:20:04,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:20:04,534 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:20:04,562 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 00:20:04,562 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:20:04,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 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 00:20:04,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 00:20:04,592 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:04,593 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:04,594 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:04,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:04,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2021-10-13 00:20:04,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:04,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894584673] [2021-10-13 00:20:04,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:04,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:04,834 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 00:20:04,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:04,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894584673] [2021-10-13 00:20:04,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894584673] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:04,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:04,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:20:04,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191854789] [2021-10-13 00:20:04,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:20:04,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:04,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:20:04,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:20:04,862 INFO L87 Difference]: Start difference. First operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 00:20:04,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:04,899 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2021-10-13 00:20:04,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:20:04,901 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-10-13 00:20:04,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:04,917 INFO L225 Difference]: With dead ends: 224 [2021-10-13 00:20:04,917 INFO L226 Difference]: Without dead ends: 110 [2021-10-13 00:20:04,922 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 00:20:04,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-13 00:20:04,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-10-13 00:20:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 1.4495412844036697) internal successors, (158), 109 states have internal predecessors, (158), 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 00:20:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2021-10-13 00:20:04,962 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2021-10-13 00:20:04,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:04,962 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2021-10-13 00:20:04,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 00:20:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2021-10-13 00:20:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 00:20:04,964 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:04,964 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:04,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:20:04,965 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:04,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:04,965 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2021-10-13 00:20:04,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:04,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175660180] [2021-10-13 00:20:04,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:04,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:05,080 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:05,234 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:05,234 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:20:05,236 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:20:05,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:20:05,244 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:20:05,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:20:05 BoogieIcfgContainer [2021-10-13 00:20:05,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:20:05,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:20:05,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:20:05,315 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:20:05,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:04" (3/4) ... [2021-10-13 00:20:05,321 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:20:05,321 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:20:05,324 INFO L168 Benchmark]: Toolchain (without parser) took 2267.89 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 57.6 MB in the beginning and 67.2 MB in the end (delta: -9.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:05,325 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 74.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:05,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.68 ms. Allocated memory is still 98.6 MB. Free memory was 57.4 MB in the beginning and 68.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:05,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.04 ms. Allocated memory is still 98.6 MB. Free memory was 68.9 MB in the beginning and 65.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:05,334 INFO L168 Benchmark]: Boogie Preprocessor took 56.53 ms. Allocated memory is still 98.6 MB. Free memory was 65.4 MB in the beginning and 62.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:05,336 INFO L168 Benchmark]: RCFGBuilder took 815.06 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 35.6 MB in the end (delta: 26.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:05,336 INFO L168 Benchmark]: TraceAbstraction took 852.42 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 35.3 MB in the beginning and 67.9 MB in the end (delta: -32.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:05,337 INFO L168 Benchmark]: Witness Printer took 7.07 ms. Allocated memory is still 123.7 MB. Free memory was 67.9 MB in the beginning and 67.2 MB in the end (delta: 724.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:05,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 74.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 446.68 ms. Allocated memory is still 98.6 MB. Free memory was 57.4 MB in the beginning and 68.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.04 ms. Allocated memory is still 98.6 MB. Free memory was 68.9 MB in the beginning and 65.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.53 ms. Allocated memory is still 98.6 MB. Free memory was 65.4 MB in the beginning and 62.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 815.06 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 35.6 MB in the end (delta: 26.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 852.42 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 35.3 MB in the beginning and 67.9 MB in the end (delta: -32.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 7.07 ms. Allocated memory is still 123.7 MB. Free memory was 67.9 MB in the beginning and 67.2 MB in the end (delta: 724.0 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: 260]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 259. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L253] double x = -1.0 / 0.0; [L254] double y = -1.0 / 0.0; [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L259] COND TRUE res != -3 * pi_o_4 VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L260] reach_error() VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 710.6ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 11.8ms, AutomataDifference: 75.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 161 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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: 24.9ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.3ms SsaConstructionTime, 159.5ms SatisfiabilityAnalysisTime, 69.9ms InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 00:20:05,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:07,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:07,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:07,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:07,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:07,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:07,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:07,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:07,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:08,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:08,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:08,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:08,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:08,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:08,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:08,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:08,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:08,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:08,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:08,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:08,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:08,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:08,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:08,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:08,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:08,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:08,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:08,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:08,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:08,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:08,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:08,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:08,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:08,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:08,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:08,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:08,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:08,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:08,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:08,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:08,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:08,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 00:20:08,133 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:08,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:08,134 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:08,134 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:08,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:08,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:08,138 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:08,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:08,138 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:20:08,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:20:08,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:08,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:20:08,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:20:08,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:20:08,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:20:08,141 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:20:08,141 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:20:08,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:08,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:08,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:20:08,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:08,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:08,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:20:08,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:08,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:08,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:20:08,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:20:08,144 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:20:08,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:20:08,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:20:08,144 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:08,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:20:08,145 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_cec86514-216b-477d-9072-c7fed4c025cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a9e26b1bd5e8029428d44dc1b34e99aa980331c [2021-10-13 00:20:08,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:08,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:08,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:08,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:08,576 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:08,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0685b.c [2021-10-13 00:20:08,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/92d8e0227/08f9b33a574846adb77a88d0f33c1a73/FLAG473db97e3 [2021-10-13 00:20:09,270 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:09,271 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c [2021-10-13 00:20:09,283 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/92d8e0227/08f9b33a574846adb77a88d0f33c1a73/FLAG473db97e3 [2021-10-13 00:20:09,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/data/92d8e0227/08f9b33a574846adb77a88d0f33c1a73 [2021-10-13 00:20:09,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:09,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:09,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:09,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:09,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:09,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:09" (1/1) ... [2021-10-13 00:20:09,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59faa0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:09, skipping insertion in model container [2021-10-13 00:20:09,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:09" (1/1) ... [2021-10-13 00:20:09,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:09,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:09,904 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_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c[6216,6229] [2021-10-13 00:20:09,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:09,940 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:20:10,052 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_cec86514-216b-477d-9072-c7fed4c025cb/sv-benchmarks/c/float-newlib/double_req_bl_0685b.c[6216,6229] [2021-10-13 00:20:10,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:10,081 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:20:10,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10 WrapperNode [2021-10-13 00:20:10,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:10,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:10,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:20:10,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:20:10,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:10,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:20:10,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:20:10,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:20:10,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:20:10,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:20:10,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:20:10,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:20:10,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (1/1) ... [2021-10-13 00:20:10,326 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:10,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:10,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:10,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:20:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-13 00:20:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-13 00:20:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:20:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:20:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-13 00:20:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 00:20:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:20:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:20:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 00:20:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:20:49,811 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:20:49,812 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-10-13 00:20:49,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:49 BoogieIcfgContainer [2021-10-13 00:20:49,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:20:49,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:20:49,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:20:49,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:20:49,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:20:09" (1/3) ... [2021-10-13 00:20:49,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3465d3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:49, skipping insertion in model container [2021-10-13 00:20:49,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:10" (2/3) ... [2021-10-13 00:20:49,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3465d3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:49, skipping insertion in model container [2021-10-13 00:20:49,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:49" (3/3) ... [2021-10-13 00:20:49,850 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0685b.c [2021-10-13 00:20:49,856 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:20:49,856 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:20:49,905 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:20:49,915 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 00:20:49,917 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:20:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 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 00:20:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 00:20:49,977 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:49,978 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:49,979 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:49,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:49,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2021-10-13 00:20:50,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:20:50,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153792922] [2021-10-13 00:20:50,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:50,007 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:20:50,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:20:50,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:20:50,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 00:20:50,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:50,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:20:50,345 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:577) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:312) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:211) ... 31 more [2021-10-13 00:20:50,354 INFO L168 Benchmark]: Toolchain (without parser) took 40756.68 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.9 MB in the beginning and 34.8 MB in the end (delta: -4.9 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,355 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:50,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.97 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 43.7 MB in the end (delta: -14.0 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.54 ms. Allocated memory is still 67.1 MB. Free memory was 43.7 MB in the beginning and 40.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,359 INFO L168 Benchmark]: Boogie Preprocessor took 127.03 ms. Allocated memory is still 67.1 MB. Free memory was 40.2 MB in the beginning and 36.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,365 INFO L168 Benchmark]: RCFGBuilder took 39510.73 ms. Allocated memory is still 67.1 MB. Free memory was 36.7 MB in the beginning and 29.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,366 INFO L168 Benchmark]: TraceAbstraction took 512.58 ms. Allocated memory is still 67.1 MB. Free memory was 45.0 MB in the beginning and 34.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:50,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.97 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.7 MB in the beginning and 43.7 MB in the end (delta: -14.0 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.54 ms. Allocated memory is still 67.1 MB. Free memory was 43.7 MB in the beginning and 40.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 127.03 ms. Allocated memory is still 67.1 MB. Free memory was 40.2 MB in the beginning and 36.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 39510.73 ms. Allocated memory is still 67.1 MB. Free memory was 36.7 MB in the beginning and 29.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 512.58 ms. Allocated memory is still 67.1 MB. Free memory was 45.0 MB in the beginning and 34.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 00:20:50,614 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-13 00:20:50,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec86514-216b-477d-9072-c7fed4c025cb/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...