./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:53:00,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:53:00,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:53:00,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:53:00,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:53:00,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:53:00,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:53:00,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:53:00,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:53:00,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:53:00,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:53:00,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:53:00,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:53:00,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:53:00,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:53:00,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:53:00,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:53:00,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:53:00,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:53:00,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:53:00,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:53:00,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:53:00,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:53:00,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:53:00,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:53:00,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:53:00,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:53:00,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:53:00,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:53:00,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:53:00,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:53:00,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:53:00,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:53:00,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:53:00,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:53:00,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:53:00,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:53:00,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:53:00,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:53:00,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:53:00,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:53:00,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:53:00,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:53:00,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:53:00,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:53:00,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:53:00,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:53:00,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:53:00,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:53:00,169 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:53:00,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:53:00,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:53:00,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:53:00,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:53:00,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:53:00,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:53:00,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:53:00,171 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:53:00,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:53:00,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:53:00,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:53:00,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:53:00,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:53:00,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:53:00,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:53:00,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:00,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:53:00,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:53:00,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:53:00,174 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:53:00,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:53:00,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:53:00,175 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 [2022-11-21 22:53:00,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:53:00,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:53:00,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:53:00,435 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:53:00,438 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:53:00,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2022-11-21 22:53:03,531 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:53:03,809 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:53:03,809 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2022-11-21 22:53:03,815 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/02a154136/5dcf7fa3e6724eada6cb6d6da6c7e30e/FLAGbe7d17877 [2022-11-21 22:53:03,831 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/02a154136/5dcf7fa3e6724eada6cb6d6da6c7e30e [2022-11-21 22:53:03,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:53:03,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:53:03,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:03,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:53:03,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:53:03,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:03" (1/1) ... [2022-11-21 22:53:03,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e578737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:03, skipping insertion in model container [2022-11-21 22:53:03,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:03" (1/1) ... [2022-11-21 22:53:03,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:53:03,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:53:04,027 WARN L237 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2022-11-21 22:53:04,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:04,042 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:53:04,066 WARN L237 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2022-11-21 22:53:04,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:04,097 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:53:04,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04 WrapperNode [2022-11-21 22:53:04,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:04,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:04,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:53:04,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:53:04,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,133 INFO L138 Inliner]: procedures = 18, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2022-11-21 22:53:04,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:04,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:53:04,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:53:04,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:53:04,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,155 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:53:04,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:53:04,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:53:04,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:53:04,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:04,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:53:04,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:53:04,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:53:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:53:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:53:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:53:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 22:53:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:53:04,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:53:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-21 22:53:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:53:04,322 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:53:04,324 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:53:04,470 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:53:04,494 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:53:04,495 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:53:04,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:04 BoogieIcfgContainer [2022-11-21 22:53:04,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:53:04,498 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:53:04,498 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:53:04,508 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:53:04,509 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:04" (1/1) ... [2022-11-21 22:53:04,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:53:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:53:04,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-11-21 22:53:04,577 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-11-21 22:53:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:53:04,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:53:04,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:53:04,613 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-11-21 22:53:04,617 INFO L158 Benchmark]: Toolchain (without parser) took 778.07ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 85.1MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,618 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.55ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 107.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.97ms. Allocated memory is still 151.0MB. Free memory was 107.3MB in the beginning and 105.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,620 INFO L158 Benchmark]: Boogie Preprocessor took 23.88ms. Allocated memory is still 151.0MB. Free memory was 105.5MB in the beginning and 104.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,620 INFO L158 Benchmark]: RCFGBuilder took 338.46ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 91.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,621 INFO L158 Benchmark]: CodeCheck took 117.98ms. Allocated memory is still 151.0MB. Free memory was 91.5MB in the beginning and 85.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:53:04,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 127.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.55ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 107.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.97ms. Allocated memory is still 151.0MB. Free memory was 107.3MB in the beginning and 105.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.88ms. Allocated memory is still 151.0MB. Free memory was 105.5MB in the beginning and 104.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.46ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 91.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 117.98ms. Allocated memory is still 151.0MB. Free memory was 91.5MB in the beginning and 85.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:53:04,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:53:07,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:53:07,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:53:07,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:53:07,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:53:07,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:53:07,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:53:07,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:53:07,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:53:07,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:53:07,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:53:07,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:53:07,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:53:07,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:53:07,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:53:07,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:53:07,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:53:07,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:53:07,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:53:07,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:53:07,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:53:07,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:53:07,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:53:07,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:53:07,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:53:07,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:53:07,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:53:07,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:53:07,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:53:07,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:53:07,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:53:07,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:53:07,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:53:07,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:53:07,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:53:07,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:53:07,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:53:07,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:53:07,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:53:07,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:53:07,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:53:07,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:53:07,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:53:07,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:53:07,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:53:07,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:53:07,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:53:07,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:53:07,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:53:07,326 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:53:07,327 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:53:07,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:53:07,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:53:07,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:53:07,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:53:07,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:53:07,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:53:07,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:53:07,330 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:53:07,330 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:53:07,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:53:07,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:53:07,331 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:53:07,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:53:07,332 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:53:07,332 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:53:07,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:53:07,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:07,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:53:07,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:53:07,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:53:07,334 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:53:07,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:53:07,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:53:07,335 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:53:07,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:53:07,335 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 [2022-11-21 22:53:07,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:53:07,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:53:07,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:53:07,783 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:53:07,784 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:53:07,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2022-11-21 22:53:10,813 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:53:11,063 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:53:11,064 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2022-11-21 22:53:11,071 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/29d091605/1f0c8e35bd844e0c89e4b6ad29116317/FLAGc43c2d88d [2022-11-21 22:53:11,096 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/data/29d091605/1f0c8e35bd844e0c89e4b6ad29116317 [2022-11-21 22:53:11,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:53:11,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:53:11,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:11,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:53:11,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:53:11,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3022ced4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11, skipping insertion in model container [2022-11-21 22:53:11,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:53:11,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:53:11,381 WARN L237 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2022-11-21 22:53:11,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:11,411 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:53:11,446 WARN L237 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_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2022-11-21 22:53:11,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:11,465 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:53:11,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11 WrapperNode [2022-11-21 22:53:11,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:11,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:11,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:53:11,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:53:11,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,516 INFO L138 Inliner]: procedures = 19, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 102 [2022-11-21 22:53:11,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:11,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:53:11,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:53:11,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:53:11,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,570 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:53:11,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:53:11,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:53:11,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:53:11,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:11" (1/1) ... [2022-11-21 22:53:11,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:11,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:53:11,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:53:11,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:53:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:53:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 22:53:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:53:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:53:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 22:53:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:53:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:53:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:53:11,772 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:53:11,789 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:53:22,547 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:53:22,584 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:53:22,585 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:53:22,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:22 BoogieIcfgContainer [2022-11-21 22:53:22,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:53:22,588 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:53:22,588 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:53:22,598 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:53:22,599 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:22" (1/1) ... [2022-11-21 22:53:22,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:53:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:53:22,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-11-21 22:53:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-11-21 22:53:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:53:22,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:53:22,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:53:22,712 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-11-21 22:53:22,719 INFO L158 Benchmark]: Toolchain (without parser) took 11615.88ms. Allocated memory is still 88.1MB. Free memory was 66.7MB in the beginning and 47.6MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,720 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:53:22,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.02ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 54.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.62ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 53.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,722 INFO L158 Benchmark]: Boogie Preprocessor took 56.45ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 51.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,723 INFO L158 Benchmark]: RCFGBuilder took 11012.91ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 54.0MB in the end (delta: -2.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,724 INFO L158 Benchmark]: CodeCheck took 128.68ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 47.6MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:53:22,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.02ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 54.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.62ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 53.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.45ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 51.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11012.91ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 54.0MB in the end (delta: -2.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * CodeCheck took 128.68ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 47.6MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:53:22,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6bcfe5e-2663-4405-b6cf-3f3cf6c352f0/bin/ukojak-jW3SillKbg/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared