./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4 --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 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- 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-2329fc7 [2022-12-14 23:39:25,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:39:25,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:39:25,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:39:25,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:39:25,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:39:25,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:39:25,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:39:25,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:39:25,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:39:25,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:39:25,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:39:25,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:39:25,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:39:25,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:39:25,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:39:25,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:39:25,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:39:25,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:39:25,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:39:25,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:39:25,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:39:25,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:39:25,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:39:25,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:39:25,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:39:25,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:39:25,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:39:25,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:39:25,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:39:25,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:39:25,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:39:25,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:39:25,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:39:25,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:39:25,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:39:25,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:39:25,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:39:25,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:39:25,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:39:25,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:39:25,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:39:25,080 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:39:25,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:39:25,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:39:25,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:39:25,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:39:25,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:39:25,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:39:25,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:39:25,091 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:39:25,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:39:25,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:39:25,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:39:25,093 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_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2022-12-14 23:39:25,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:39:25,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:39:25,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:39:25,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:39:25,283 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:39:25,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c [2022-12-14 23:39:27,844 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:39:27,977 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:39:27,977 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c [2022-12-14 23:39:27,981 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/6d705f54d/6fa7c98b2b8649a289def7412db265c7/FLAGce6ae8b6e [2022-12-14 23:39:27,991 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/6d705f54d/6fa7c98b2b8649a289def7412db265c7 [2022-12-14 23:39:27,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:39:27,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:39:27,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:39:27,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:39:27,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:39:27,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:39:27" (1/1) ... [2022-12-14 23:39:27,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59b6f9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:27, skipping insertion in model container [2022-12-14 23:39:27,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:39:27" (1/1) ... [2022-12-14 23:39:28,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:39:28,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:39:28,125 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_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-12-14 23:39:28,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:39:28,149 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:39:28,158 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_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-12-14 23:39:28,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:39:28,182 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:39:28,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28 WrapperNode [2022-12-14 23:39:28,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:39:28,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:39:28,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:39:28,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:39:28,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,212 INFO L138 Inliner]: procedures = 18, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2022-12-14 23:39:28,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:39:28,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:39:28,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:39:28,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:39:28,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:39:28,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:39:28,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:39:28,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:39:28,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:39:28,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:39:28,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:39:28,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:39:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:39:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:39:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:39:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 23:39:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:39:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:39:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 23:39:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:39:28,354 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:39:28,356 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:39:28,474 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:39:28,545 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:39:28,545 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:39:28,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:39:28 BoogieIcfgContainer [2022-12-14 23:39:28,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:39:28,548 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:39:28,549 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:39:28,556 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:39:28,556 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:39:28" (1/1) ... [2022-12-14 23:39:28,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:39:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-12-14 23:39:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-12-14 23:39:28,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:39:28,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:28,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:28,651 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) [2022-12-14 23:39:28,654 INFO L158 Benchmark]: Toolchain (without parser) took 658.87ms. Allocated memory is still 132.1MB. Free memory was 90.3MB in the beginning and 52.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,654 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 132.1MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:39:28,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 187.82ms. Allocated memory is still 132.1MB. Free memory was 90.1MB in the beginning and 79.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.14ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 77.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,655 INFO L158 Benchmark]: Boogie Preprocessor took 29.67ms. Allocated memory is still 132.1MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,656 INFO L158 Benchmark]: RCFGBuilder took 304.14ms. Allocated memory is still 132.1MB. Free memory was 75.9MB in the beginning and 58.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,656 INFO L158 Benchmark]: CodeCheck took 104.28ms. Allocated memory is still 132.1MB. Free memory was 58.4MB in the beginning and 52.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:39:28,658 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 0.12ms. Allocated memory is still 132.1MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 187.82ms. Allocated memory is still 132.1MB. Free memory was 90.1MB in the beginning and 79.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.14ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 77.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.67ms. Allocated memory is still 132.1MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 304.14ms. Allocated memory is still 132.1MB. Free memory was 75.9MB in the beginning and 58.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 104.28ms. Allocated memory is still 132.1MB. Free memory was 58.4MB in the beginning and 52.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:39:28,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/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_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4 --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 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- 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-2329fc7 [2022-12-14 23:39:30,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:39:30,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:39:30,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:39:30,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:39:30,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:39:30,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:39:30,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:39:30,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:39:30,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:39:30,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:39:30,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:39:30,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:39:30,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:39:30,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:39:30,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:39:30,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:39:30,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:39:30,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:39:30,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:39:30,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:39:30,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:39:30,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:39:30,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:39:30,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:39:30,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:39:30,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:39:30,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:39:30,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:39:30,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:39:30,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:39:30,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:39:30,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:39:30,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:39:30,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:39:30,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:39:30,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:39:30,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:39:30,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:39:30,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:39:30,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:39:30,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 23:39:30,302 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:39:30,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:39:30,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:39:30,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:39:30,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:39:30,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:39:30,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:39:30,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:39:30,306 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:39:30,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:39:30,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:39:30,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:39:30,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:39:30,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:39:30,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:39:30,306 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:39:30,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:39:30,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:39:30,312 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:39:30,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:39:30,313 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_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2022-12-14 23:39:30,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:39:30,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:39:30,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:39:30,537 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:39:30,537 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:39:30,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c [2022-12-14 23:39:33,158 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:39:33,304 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:39:33,304 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c [2022-12-14 23:39:33,309 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/159f2d5e1/a27e914866e944f0b2a05041e6dd2f54/FLAGe29a70d7b [2022-12-14 23:39:33,320 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/data/159f2d5e1/a27e914866e944f0b2a05041e6dd2f54 [2022-12-14 23:39:33,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:39:33,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:39:33,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:39:33,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:39:33,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:39:33,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7411cfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33, skipping insertion in model container [2022-12-14 23:39:33,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:39:33,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:39:33,471 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_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-12-14 23:39:33,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:39:33,497 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:39:33,506 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_4ae6fe5f-4432-40be-951a-d16143292107/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-12-14 23:39:33,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:39:33,526 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:39:33,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33 WrapperNode [2022-12-14 23:39:33,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:39:33,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:39:33,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:39:33,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:39:33,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,555 INFO L138 Inliner]: procedures = 19, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2022-12-14 23:39:33,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:39:33,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:39:33,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:39:33,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:39:33,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,576 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:39:33,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:39:33,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:39:33,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:39:33,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:39:33" (1/1) ... [2022-12-14 23:39:33,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:39:33,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:39:33,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:39:33,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:39:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:39:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-14 23:39:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:39:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:39:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-14 23:39:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:39:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:39:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:39:33,710 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:39:33,712 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:39:41,535 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:39:41,656 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:39:41,656 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:39:41,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:39:41 BoogieIcfgContainer [2022-12-14 23:39:41,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:39:41,659 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:39:41,660 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:39:41,669 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:39:41,669 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:39:41" (1/1) ... [2022-12-14 23:39:41,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:39:41,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-12-14 23:39:41,720 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-12-14 23:39:41,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:39:41,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:41,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:41,751 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) [2022-12-14 23:39:41,753 INFO L158 Benchmark]: Toolchain (without parser) took 8429.72ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 51.5MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:39:41,754 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:39:41,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.39ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 50.1MB in the end (delta: -9.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:39:41,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.22ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:41,755 INFO L158 Benchmark]: Boogie Preprocessor took 22.82ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 46.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:41,756 INFO L158 Benchmark]: RCFGBuilder took 8079.15ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 57.8MB in the end (delta: -11.3MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-14 23:39:41,756 INFO L158 Benchmark]: CodeCheck took 93.17ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 51.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:39:41,759 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 0.11ms. Allocated memory is still 56.6MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.39ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 50.1MB in the end (delta: -9.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.22ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.82ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 46.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8079.15ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 57.8MB in the end (delta: -11.3MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * CodeCheck took 93.17ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 51.5MB 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. [2022-12-14 23:39:41,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae6fe5f-4432-40be-951a-d16143292107/bin/ukojak-rkRKPMF4O4/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: SMTLIBException: Sort BitVec not declared