./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.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_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/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_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/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_b656c879-cccd-41ca-8c6f-20d42bda42d5/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 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:03,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:03,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:03,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:03,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:03,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:03,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:03,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:03,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:03,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:03,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:03,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:03,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:03,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:03,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:03,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:03,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:03,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:03,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:03,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:03,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:03,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:03,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:03,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:03,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:03,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:03,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:03,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:03,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:03,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:03,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:03,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:03,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:03,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:03,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:03,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:03,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:04,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:04,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:04,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:04,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:04,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:04,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:04,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:04,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:04,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:04,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:04,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:04,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:04,049 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:04,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:04,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:04,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:04,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:04,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:04,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:04,051 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:04,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:04,052 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:04,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:04,052 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:04,052 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:04,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:04,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:04,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:04,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:04,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:04,054 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:04,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:04,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:04,054 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 [2021-11-23 15:40:04,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:04,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:04,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:04,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:04,451 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:04,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2021-11-23 15:40:04,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/30d7843e4/54a7c1d447c14bf6beaf8f9b359baee2/FLAG79bdac5e8 [2021-11-23 15:40:05,105 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:05,106 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2021-11-23 15:40:05,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/30d7843e4/54a7c1d447c14bf6beaf8f9b359baee2/FLAG79bdac5e8 [2021-11-23 15:40:05,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/30d7843e4/54a7c1d447c14bf6beaf8f9b359baee2 [2021-11-23 15:40:05,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:05,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:05,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:05,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:05,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:05,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1c535c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05, skipping insertion in model container [2021-11-23 15:40:05,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:05,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:05,710 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2021-11-23 15:40:05,715 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2021-11-23 15:40:05,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:05,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:05,783 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2021-11-23 15:40:05,785 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2021-11-23 15:40:05,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:05,835 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:05,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05 WrapperNode [2021-11-23 15:40:05,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:05,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:05,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:05,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:05,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,924 INFO L137 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 133 [2021-11-23 15:40:05,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:05,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:05,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:05,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:05,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:06,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:06,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:06,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:06,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:06,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:06,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:06,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:06,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:06,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:06,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:06,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:40:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:40:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:40:06,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:40:06,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:06,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:06,585 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:06,608 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 15:40:06,613 INFO L158 Benchmark]: Toolchain (without parser) took 1156.86ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 65.6MB in the end (delta: 17.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:06,614 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:06,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.84ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 83.2MB in the end (delta: -395.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:06,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.57ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 81.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:06,617 INFO L158 Benchmark]: Boogie Preprocessor took 89.10ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 79.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:06,618 INFO L158 Benchmark]: RCFGBuilder took 596.12ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 65.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:06,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.84ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 83.2MB in the end (delta: -395.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.57ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 81.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.10ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 79.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.12ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 65.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. 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 15:40:06,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/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_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/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_b656c879-cccd-41ca-8c6f-20d42bda42d5/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 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:09,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:09,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:09,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:09,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:09,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:09,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:09,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:09,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:09,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:09,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:09,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:09,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:09,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:09,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:09,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:09,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:09,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:09,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:09,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:09,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:09,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:09,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:09,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:09,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:09,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:09,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:09,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:09,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:09,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:09,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:09,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:09,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:09,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:09,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:09,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:09,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:09,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:09,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:09,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:09,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:09,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:09,762 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:09,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:09,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:09,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:09,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:09,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:09,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:09,765 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:09,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:09,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:09,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:09,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:09,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:09,766 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:09,766 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:09,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:09,766 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:09,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:09,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:09,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:09,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:09,768 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:09,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:09,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:09,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:09,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:09,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:09,769 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:09,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:09,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:09,769 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:09,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:09,770 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 [2021-11-23 15:40:10,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:10,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:10,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:10,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:10,223 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:10,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2021-11-23 15:40:10,311 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/094fcdb52/42d40224122748ad86307097c245f0ce/FLAG9c866a920 [2021-11-23 15:40:10,948 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:10,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2021-11-23 15:40:10,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/094fcdb52/42d40224122748ad86307097c245f0ce/FLAG9c866a920 [2021-11-23 15:40:11,254 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/data/094fcdb52/42d40224122748ad86307097c245f0ce [2021-11-23 15:40:11,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:11,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:11,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:11,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:11,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:11,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13cfcef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11, skipping insertion in model container [2021-11-23 15:40:11,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:11,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:11,522 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2021-11-23 15:40:11,528 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2021-11-23 15:40:11,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:11,623 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:11,642 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2021-11-23 15:40:11,644 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_b656c879-cccd-41ca-8c6f-20d42bda42d5/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2021-11-23 15:40:11,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:11,712 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:11,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11 WrapperNode [2021-11-23 15:40:11,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:11,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:11,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:11,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:11,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,765 INFO L137 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2021-11-23 15:40:11,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:11,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:11,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:11,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:11,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:11,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:11,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:11,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:11,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:11" (1/1) ... [2021-11-23 15:40:11,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:11,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:11,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:11,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:40:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:40:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:40:11,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:11,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:22,565 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:22,584 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 15:40:22,588 INFO L158 Benchmark]: Toolchain (without parser) took 11328.88ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 54.3MB in the end (delta: -1.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:22,589 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:22,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.47ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 53.8MB in the end (delta: -1.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:22,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.41ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:22,592 INFO L158 Benchmark]: Boogie Preprocessor took 40.84ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 50.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:22,592 INFO L158 Benchmark]: RCFGBuilder took 10778.83ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 54.3MB in the end (delta: -4.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:22,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.47ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 53.8MB in the end (delta: -1.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.41ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.84ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 50.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10778.83ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 54.3MB in the end (delta: -4.3MB). Peak memory consumption was 17.0MB. 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 15:40:22,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b656c879-cccd-41ca-8c6f-20d42bda42d5/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable