./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.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_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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_f97dbf23-3ca1-4736-a168-14499e876026/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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- 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 22:19:24,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:19:24,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:19:24,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:19:24,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:19:24,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:19:24,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:19:24,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:19:24,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:19:24,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:19:24,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:19:24,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:19:24,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:19:24,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:19:24,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:19:24,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:19:24,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:19:24,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:19:24,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:19:24,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:19:24,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:19:24,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:19:24,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:19:24,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:19:24,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:19:24,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:19:24,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:19:24,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:19:24,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:19:24,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:19:24,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:19:24,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:19:24,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:19:24,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:19:24,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:19:24,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:19:24,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:19:24,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:19:24,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:19:24,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:19:24,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:19:24,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 22:19:25,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:19:25,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:19:25,016 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:19:25,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:19:25,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:19:25,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:19:25,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:19:25,022 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:19:25,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:19:25,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:19:25,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:19:25,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:19:25,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:19:25,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:19:25,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:19:25,023 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:19:25,024 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:19:25,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:19:25,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:19:25,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:19:25,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:19:25,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:19:25,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:19:25,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:19:25,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:19:25,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:19:25,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:19:25,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:19:25,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:19:25,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:19:25,026 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_f97dbf23-3ca1-4736-a168-14499e876026/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-12-14 22:19:25,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:19:25,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:19:25,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:19:25,239 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:19:25,240 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:19:25,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-12-14 22:19:27,747 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:19:27,902 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:19:27,903 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-12-14 22:19:27,907 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/8faa5c21e/1e787e467f654385bec79eaaa45841a3/FLAGfd8faced4 [2022-12-14 22:19:27,918 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/8faa5c21e/1e787e467f654385bec79eaaa45841a3 [2022-12-14 22:19:27,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:19:27,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:19:27,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:19:27,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:19:27,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:19:27,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:19:27" (1/1) ... [2022-12-14 22:19:27,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533575bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:27, skipping insertion in model container [2022-12-14 22:19:27,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:19:27" (1/1) ... [2022-12-14 22:19:27,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:19:27,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:19:28,066 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_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-12-14 22:19:28,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:19:28,076 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:19:28,092 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_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-12-14 22:19:28,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:19:28,104 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:19:28,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28 WrapperNode [2022-12-14 22:19:28,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:19:28,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:19:28,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:19:28,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:19:28,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,132 INFO L138 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 133 [2022-12-14 22:19:28,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:19:28,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:19:28,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:19:28,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:19:28,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,155 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:19:28,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:19:28,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:19:28,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:19:28,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:19:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:19:28,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:19:28,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:19:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:19:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 22:19:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:19:28,275 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:19:28,276 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:19:28,381 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:19:28,398 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:19:28,398 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 22:19:28,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:19:28 BoogieIcfgContainer [2022-12-14 22:19:28,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:19:28,401 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:19:28,401 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:19:28,408 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:19:28,408 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:19:28" (1/1) ... [2022-12-14 22:19:28,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:19:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:19:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-12-14 22:19:28,453 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-12-14 22:19:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 22:19:28,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:19:28,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:19:28,484 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 22:19:28,487 INFO L158 Benchmark]: Toolchain (without parser) took 564.44ms. Allocated memory is still 127.9MB. Free memory was 93.7MB in the beginning and 59.3MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,487 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory was 98.5MB in the beginning and 98.4MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:19:28,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 182.42ms. Allocated memory is still 127.9MB. Free memory was 93.7MB in the beginning and 82.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.84ms. Allocated memory is still 127.9MB. Free memory was 82.5MB in the beginning and 80.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,488 INFO L158 Benchmark]: Boogie Preprocessor took 25.09ms. Allocated memory is still 127.9MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,489 INFO L158 Benchmark]: RCFGBuilder took 242.07ms. Allocated memory is still 127.9MB. Free memory was 79.0MB in the beginning and 65.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,489 INFO L158 Benchmark]: CodeCheck took 84.80ms. Allocated memory is still 127.9MB. Free memory was 65.3MB in the beginning and 59.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 22:19:28,491 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 0.17ms. Allocated memory is still 127.9MB. Free memory was 98.5MB in the beginning and 98.4MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 182.42ms. Allocated memory is still 127.9MB. Free memory was 93.7MB in the beginning and 82.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.84ms. Allocated memory is still 127.9MB. Free memory was 82.5MB in the beginning and 80.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.09ms. Allocated memory is still 127.9MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 242.07ms. Allocated memory is still 127.9MB. Free memory was 79.0MB in the beginning and 65.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 84.80ms. Allocated memory is still 127.9MB. Free memory was 65.3MB in the beginning and 59.3MB in the end (delta: 6.0MB). 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 22:19:28,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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_f97dbf23-3ca1-4736-a168-14499e876026/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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- 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 22:19:30,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:19:30,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:19:30,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:19:30,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:19:30,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:19:30,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:19:30,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:19:30,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:19:30,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:19:30,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:19:30,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:19:30,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:19:30,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:19:30,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:19:30,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:19:30,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:19:30,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:19:30,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:19:30,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:19:30,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:19:30,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:19:30,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:19:30,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:19:30,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:19:30,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:19:30,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:19:30,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:19:30,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:19:30,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:19:30,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:19:30,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:19:30,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:19:30,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:19:30,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:19:30,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:19:30,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:19:30,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:19:30,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:19:30,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:19:30,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:19:30,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 22:19:30,238 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:19:30,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:19:30,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:19:30,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:19:30,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:19:30,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:19:30,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:19:30,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:19:30,241 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:19:30,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:19:30,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:19:30,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:19:30,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:19:30,242 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_f97dbf23-3ca1-4736-a168-14499e876026/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-12-14 22:19:30,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:19:30,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:19:30,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:19:30,478 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:19:30,478 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:19:30,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-12-14 22:19:33,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:19:33,206 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:19:33,207 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-12-14 22:19:33,213 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/f8b8221bc/86e38637a2574f4084a4e2271d47150b/FLAGde0250319 [2022-12-14 22:19:33,228 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/data/f8b8221bc/86e38637a2574f4084a4e2271d47150b [2022-12-14 22:19:33,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:19:33,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:19:33,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:19:33,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:19:33,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:19:33,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f3012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33, skipping insertion in model container [2022-12-14 22:19:33,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:19:33,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:19:33,382 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_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-12-14 22:19:33,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:19:33,395 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:19:33,419 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_f97dbf23-3ca1-4736-a168-14499e876026/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-12-14 22:19:33,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:19:33,437 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:19:33,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33 WrapperNode [2022-12-14 22:19:33,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:19:33,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:19:33,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:19:33,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:19:33,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,467 INFO L138 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 134 [2022-12-14 22:19:33,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:19:33,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:19:33,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:19:33,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:19:33,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,488 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:19:33,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:19:33,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:19:33,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:19:33,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:19:33" (1/1) ... [2022-12-14 22:19:33,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:19:33,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:19:33,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:19:33,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-14 22:19:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:19:33,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:19:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:19:33,621 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:19:33,623 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:19:44,125 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:19:44,169 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:19:44,169 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 22:19:44,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:19:44 BoogieIcfgContainer [2022-12-14 22:19:44,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:19:44,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:19:44,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:19:44,179 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:19:44,179 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:19:44" (1/1) ... [2022-12-14 22:19:44,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:19:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:19:44,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-12-14 22:19:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-12-14 22:19:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 22:19:44,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:19:44,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:19:44,257 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 22:19:44,260 INFO L158 Benchmark]: Toolchain (without parser) took 11027.64ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.6MB in the beginning and 47.1MB in the end (delta: -10.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-12-14 22:19:44,260 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 46.1MB. Free memory was 25.2MB in the beginning and 25.1MB in the end (delta: 54.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:19:44,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.77ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 38.1MB in the end (delta: -1.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-12-14 22:19:44,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.70ms. Allocated memory is still 58.7MB. Free memory was 38.1MB in the beginning and 36.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:19:44,262 INFO L158 Benchmark]: Boogie Preprocessor took 23.04ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 34.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:19:44,263 INFO L158 Benchmark]: RCFGBuilder took 10679.43ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 34.9MB in the end (delta: -617.0kB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-12-14 22:19:44,263 INFO L158 Benchmark]: CodeCheck took 86.85ms. Allocated memory is still 71.3MB. Free memory was 34.6MB in the beginning and 47.1MB in the end (delta: -12.6MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-12-14 22:19:44,267 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 0.14ms. Allocated memory is still 46.1MB. Free memory was 25.2MB in the beginning and 25.1MB in the end (delta: 54.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.77ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 38.1MB in the end (delta: -1.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.70ms. Allocated memory is still 58.7MB. Free memory was 38.1MB in the beginning and 36.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.04ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 34.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10679.43ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 34.9MB in the end (delta: -617.0kB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 86.85ms. Allocated memory is still 71.3MB. Free memory was 34.6MB in the beginning and 47.1MB in the end (delta: -12.6MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:19:44,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97dbf23-3ca1-4736-a168-14499e876026/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