./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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 f90b1d640a2990a6a85e9cd8b829ad481f01a2281537af5797be61836c0e0f27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:04,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:04,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:04,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:04,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:04,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:04,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:04,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:04,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:04,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:04,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:04,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:04,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:04,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:04,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:04,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:04,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:04,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:04,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:04,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:04,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:04,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:04,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:04,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:04,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:04,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:04,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:04,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:04,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:04,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:04,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:04,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:04,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:04,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:04,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:04,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:04,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:04,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:04,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:04,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:04,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:04,972 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:05,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:05,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:05,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:05,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:05,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:05,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:05,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:05,008 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:05,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:05,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:05,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:05,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:05,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:05,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:05,010 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:05,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:05,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:05,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:05,011 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:05,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:05,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:05,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:05,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:05,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:05,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:05,019 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:05,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:05,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:05,021 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f90b1d640a2990a6a85e9cd8b829ad481f01a2281537af5797be61836c0e0f27 [2021-11-23 15:53:05,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:05,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:05,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:05,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:05,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:05,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2021-11-23 15:53:05,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/0c198d617/f77eca91de404ec3bf3870b61e16556d/FLAG33378e1c7 [2021-11-23 15:53:06,022 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:06,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2021-11-23 15:53:06,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/0c198d617/f77eca91de404ec3bf3870b61e16556d/FLAG33378e1c7 [2021-11-23 15:53:06,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/0c198d617/f77eca91de404ec3bf3870b61e16556d [2021-11-23 15:53:06,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:06,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:06,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:06,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:06,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:06,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e39c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06, skipping insertion in model container [2021-11-23 15:53:06,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:06,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:06,735 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c[5882,5895] [2021-11-23 15:53:06,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:06,748 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:06,825 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c[5882,5895] [2021-11-23 15:53:06,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:06,855 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:06,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06 WrapperNode [2021-11-23 15:53:06,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:06,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:06,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:06,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:06,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,926 INFO L137 Inliner]: procedures = 17, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 149 [2021-11-23 15:53:06,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:06,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:06,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:06,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:06,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:07,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:07,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:07,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:07,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:07,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:07,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:07,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:07,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:53:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:53:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2021-11-23 15:53:07,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2021-11-23 15:53:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:53:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:07,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:07,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:53:07,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:07,218 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:07,220 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:07,670 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:07,724 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 15:53:07,737 INFO L158 Benchmark]: Toolchain (without parser) took 1346.38ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 70.0MB in the beginning and 100.5MB in the end (delta: -30.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,738 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 104.9MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:07,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.52ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 74.1MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.48ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 72.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,741 INFO L158 Benchmark]: Boogie Preprocessor took 67.89ms. Allocated memory is still 104.9MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,742 INFO L158 Benchmark]: RCFGBuilder took 726.99ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 70.0MB in the beginning and 100.5MB in the end (delta: -30.5MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 104.9MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.52ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 74.1MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.48ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 72.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.89ms. Allocated memory is still 104.9MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 726.99ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 70.0MB in the beginning and 100.5MB in the end (delta: -30.5MB). Peak memory consumption was 23.9MB. 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 15:53:07,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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 f90b1d640a2990a6a85e9cd8b829ad481f01a2281537af5797be61836c0e0f27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:10,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:10,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:10,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:10,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:10,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:10,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:10,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:10,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:10,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:10,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:10,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:10,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:10,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:10,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:10,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:10,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:10,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:10,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:10,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:10,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:10,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:10,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:10,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:10,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:10,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:10,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:10,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:10,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:10,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:10,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:10,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:10,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:10,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:10,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:10,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:10,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:10,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:10,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:10,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:10,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:10,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:10,415 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:10,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:10,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:10,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:10,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:10,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:10,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:10,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:10,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:10,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:10,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:10,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:10,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:10,420 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:10,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:10,421 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:10,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:10,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:10,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:10,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:10,422 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:10,422 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:10,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:10,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:10,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:10,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:10,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:10,423 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:10,423 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:10,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:10,424 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:10,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:10,424 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f90b1d640a2990a6a85e9cd8b829ad481f01a2281537af5797be61836c0e0f27 [2021-11-23 15:53:10,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:10,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:10,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:10,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:10,852 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:10,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2021-11-23 15:53:10,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/9b4fd6242/e1474328bbea4d77bf62b35e108c1a95/FLAG20e3165b5 [2021-11-23 15:53:11,465 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:11,465 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2021-11-23 15:53:11,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/9b4fd6242/e1474328bbea4d77bf62b35e108c1a95/FLAG20e3165b5 [2021-11-23 15:53:11,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/data/9b4fd6242/e1474328bbea4d77bf62b35e108c1a95 [2021-11-23 15:53:11,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:11,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:11,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:11,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:11,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:11,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:11" (1/1) ... [2021-11-23 15:53:11,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729171e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:11, skipping insertion in model container [2021-11-23 15:53:11,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:11" (1/1) ... [2021-11-23 15:53:11,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:11,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:12,073 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c[5882,5895] [2021-11-23 15:53:12,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:12,088 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:12,142 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_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/sv-benchmarks/c/float-newlib/double_req_bl_0480.c[5882,5895] [2021-11-23 15:53:12,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:12,161 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:12,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12 WrapperNode [2021-11-23 15:53:12,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:12,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:12,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:12,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:12,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,215 INFO L137 Inliner]: procedures = 20, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 149 [2021-11-23 15:53:12,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:12,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:12,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:12,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:12,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:12,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:12,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:12,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:12,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:12,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:12,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:12,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 15:53:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 15:53:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2021-11-23 15:53:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2021-11-23 15:53:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:53:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:53:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:12,543 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:12,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:08,940 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:08,965 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 15:54:08,973 INFO L158 Benchmark]: Toolchain (without parser) took 57177.56ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 36.6MB in the beginning and 46.6MB in the end (delta: -9.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:08,975 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:08,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.04ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 112.1kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:08,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.05ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:08,979 INFO L158 Benchmark]: Boogie Preprocessor took 49.53ms. Allocated memory is still 58.7MB. Free memory was 34.0MB in the beginning and 31.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:08,980 INFO L158 Benchmark]: RCFGBuilder took 56704.28ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 46.6MB in the end (delta: -14.9MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:08,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.04ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 112.1kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.05ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.53ms. Allocated memory is still 58.7MB. Free memory was 34.0MB in the beginning and 31.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 56704.28ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 46.6MB in the end (delta: -14.9MB). Peak memory consumption was 8.5MB. 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 15:54:09,211 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 15:54:09,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19762c9-0a1e-423d-b4b7-9d67f59bffa9/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