./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:07,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:07,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:07,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:07,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:07,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:07,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:07,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:07,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:07,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:07,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:07,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:07,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:07,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:07,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:07,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:07,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:07,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:07,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:07,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:07,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:07,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:07,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:07,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:07,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:07,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:07,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:07,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:07,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:07,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:07,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:07,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:07,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:07,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:07,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:07,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:07,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:07,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:07,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:07,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:07,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:07,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:07,721 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:07,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:07,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:07,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:07,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:07,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:07,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:07,725 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:07,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:07,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:07,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:07,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:07,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:07,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:07,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:07,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:07,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:07,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:07,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:07,735 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:07,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:07,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:07,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:07,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:07,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:07,737 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:07,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:07,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:07,737 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_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 [2021-11-23 15:59:08,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:08,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:08,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:08,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:08,046 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:08,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2021-11-23 15:59:08,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/490b6b9f1/8ccc1fc57dbd4065b98dbce67c7d599d/FLAG9258a588c [2021-11-23 15:59:08,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:08,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2021-11-23 15:59:08,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/490b6b9f1/8ccc1fc57dbd4065b98dbce67c7d599d/FLAG9258a588c [2021-11-23 15:59:09,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/490b6b9f1/8ccc1fc57dbd4065b98dbce67c7d599d [2021-11-23 15:59:09,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:09,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:09,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:09,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:09,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:09,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521d6904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09, skipping insertion in model container [2021-11-23 15:59:09,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:09,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:09,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2021-11-23 15:59:09,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:09,421 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:09,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2021-11-23 15:59:09,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:09,512 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:09,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09 WrapperNode [2021-11-23 15:59:09,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:09,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:09,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:09,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:09,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,572 INFO L137 Inliner]: procedures = 23, calls = 63, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 133 [2021-11-23 15:59:09,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:09,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:09,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:09,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:09,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:09,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:09,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:09,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:09,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:09,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:09,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:09,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2021-11-23 15:59:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:59:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:09,816 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:09,818 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:10,196 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:10,222 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:59:10,227 INFO L158 Benchmark]: Toolchain (without parser) took 1204.68ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 61.7MB in the beginning and 66.4MB in the end (delta: -4.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:10,228 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:10,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.87ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 61.4MB in the beginning and 89.4MB in the end (delta: -28.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:10,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.36ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:10,231 INFO L158 Benchmark]: Boogie Preprocessor took 51.11ms. Allocated memory is still 121.6MB. Free memory was 87.3MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:10,232 INFO L158 Benchmark]: RCFGBuilder took 600.47ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 66.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:10,236 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.87ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 61.4MB in the beginning and 89.4MB in the end (delta: -28.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.36ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.11ms. Allocated memory is still 121.6MB. Free memory was 87.3MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 600.47ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 66.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:10,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:12,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:12,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:12,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:12,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:12,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:12,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:12,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:12,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:12,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:12,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:12,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:12,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:12,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:13,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:13,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:13,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:13,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:13,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:13,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:13,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:13,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:13,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:13,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:13,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:13,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:13,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:13,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:13,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:13,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:13,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:13,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:13,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:13,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:13,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:13,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:13,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:13,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:13,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:13,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:13,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:13,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:13,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:13,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:13,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:13,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:13,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:13,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:13,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:13,106 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:13,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:13,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:13,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:13,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:13,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:13,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:13,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:13,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:13,109 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:13,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:13,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:13,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:13,110 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:13,110 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:13,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:13,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:13,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:13,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:13,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:13,112 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:13,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:13,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:13,113 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:13,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:13,113 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_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 [2021-11-23 15:59:13,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:13,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:13,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:13,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:13,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:13,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2021-11-23 15:59:13,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/0243e2b2f/2c8a91a696924f21864fc4bc27fe3a2c/FLAG2a4ba1826 [2021-11-23 15:59:14,224 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:14,225 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2021-11-23 15:59:14,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/0243e2b2f/2c8a91a696924f21864fc4bc27fe3a2c/FLAG2a4ba1826 [2021-11-23 15:59:14,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/data/0243e2b2f/2c8a91a696924f21864fc4bc27fe3a2c [2021-11-23 15:59:14,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:14,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:14,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:14,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:14,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:14,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:14" (1/1) ... [2021-11-23 15:59:14,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b809e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:14, skipping insertion in model container [2021-11-23 15:59:14,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:14" (1/1) ... [2021-11-23 15:59:14,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:14,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:15,046 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2021-11-23 15:59:15,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:15,102 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:15,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2021-11-23 15:59:15,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:15,255 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:15,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15 WrapperNode [2021-11-23 15:59:15,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:15,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:15,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:15,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:15,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,362 INFO L137 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 133 [2021-11-23 15:59:15,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:15,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:15,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:15,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:15,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:15,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:15,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:15,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:15,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:15,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:15,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:15,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 15:59:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 15:59:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:59:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:59:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2021-11-23 15:59:15,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2021-11-23 15:59:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:15,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:59:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:59:15,753 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:15,755 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:00:04,103 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:00:04,120 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 16:00:04,128 INFO L158 Benchmark]: Toolchain (without parser) took 49550.36ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.4MB in the beginning and 40.1MB in the end (delta: -5.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 16:00:04,129 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:00:04,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 677.56ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.2MB in the beginning and 47.6MB in the end (delta: -13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 16:00:04,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.74ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:00:04,131 INFO L158 Benchmark]: Boogie Preprocessor took 113.20ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 43.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:00:04,132 INFO L158 Benchmark]: RCFGBuilder took 48647.94ms. Allocated memory is still 69.2MB. Free memory was 43.0MB in the beginning and 40.1MB in the end (delta: 2.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-23 16:00:04,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 677.56ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.2MB in the beginning and 47.6MB in the end (delta: -13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.74ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.20ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 43.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 48647.94ms. Allocated memory is still 69.2MB. Free memory was 43.0MB in the beginning and 40.1MB in the end (delta: 2.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:00:04,374 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 16:00:04,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c428c6f6-fc65-4d66-a3dc-30bd71aaace4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable