./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a6ca2790520a73a74bad877dfc084c14ef9b1d37dee03204283fc14f49d6ff2 --- 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-6b4ec56 [2022-11-20 16:56:31,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:56:31,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:56:31,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:56:31,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:56:31,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:56:31,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:56:31,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:56:31,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:56:31,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:56:31,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:56:31,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:56:31,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:56:31,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:56:31,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:56:31,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:56:31,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:56:31,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:56:31,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:56:31,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:56:31,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:56:31,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:56:31,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:56:31,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:56:31,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:56:31,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:56:31,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:56:31,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:56:31,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:56:31,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:56:31,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:56:31,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:56:31,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:56:31,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:56:31,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:56:31,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:56:31,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:56:31,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:56:31,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:56:31,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:56:31,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:56:31,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 16:56:31,176 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:56:31,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:56:31,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:56:31,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:56:31,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:56:31,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:56:31,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:56:31,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:56:31,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:56:31,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:56:31,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:56:31,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:56:31,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:56:31,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:56:31,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:56:31,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:56:31,186 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:56:31,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:56:31,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:31,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:56:31,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:56:31,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:56:31,187 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:56:31,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:56:31,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:56:31,188 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a6ca2790520a73a74bad877dfc084c14ef9b1d37dee03204283fc14f49d6ff2 [2022-11-20 16:56:31,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:56:31,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:56:31,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:56:31,558 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:56:31,558 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:56:31,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c [2022-11-20 16:56:34,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:56:35,040 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:56:35,041 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c [2022-11-20 16:56:35,072 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/01f449bfa/e2b0f902d0074046a859e523d2602c0c/FLAGf112bdf7b [2022-11-20 16:56:35,090 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/01f449bfa/e2b0f902d0074046a859e523d2602c0c [2022-11-20 16:56:35,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:56:35,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:56:35,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:35,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:56:35,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:56:35,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:35,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7561704d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35, skipping insertion in model container [2022-11-20 16:56:35,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:35,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:56:35,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:56:35,470 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:56:35,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:35,822 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:56:35,851 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:56:35,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:35,990 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:56:35,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35 WrapperNode [2022-11-20 16:56:35,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:35,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:35,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:56:35,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:56:36,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,159 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1653 [2022-11-20 16:56:36,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:36,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:56:36,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:56:36,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:56:36,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,287 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:56:36,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:56:36,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:56:36,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:56:36,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:35" (1/1) ... [2022-11-20 16:56:36,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:36,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:56:36,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:56:36,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:56:36,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:56:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:56:37,122 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:56:37,136 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:58:57,989 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:58:58,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:58:58,023 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:58:58,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:58:58 BoogieIcfgContainer [2022-11-20 16:58:58,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:58:58,028 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:58:58,028 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:58:58,038 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:58:58,038 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:58:58" (1/1) ... [2022-11-20 16:58:58,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:58:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:58:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:58:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:58:58,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:58,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:10,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 16:59:20,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 16:59:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 16:59:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 16:59:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:59:21,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:21,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 16:59:32,994 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:59:32,998 INFO L158 Benchmark]: Toolchain (without parser) took 177902.59ms. Allocated memory was 163.6MB in the beginning and 914.4MB in the end (delta: 750.8MB). Free memory was 126.5MB in the beginning and 401.8MB in the end (delta: -275.3MB). Peak memory consumption was 476.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:32,998 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:59:32,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 894.62ms. Allocated memory is still 163.6MB. Free memory was 126.5MB in the beginning and 86.3MB in the end (delta: 40.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 16:59:32,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.86ms. Allocated memory is still 163.6MB. Free memory was 86.3MB in the beginning and 65.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 16:59:33,000 INFO L158 Benchmark]: Boogie Preprocessor took 247.53ms. Allocated memory is still 163.6MB. Free memory was 65.4MB in the beginning and 117.2MB in the end (delta: -51.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:33,001 INFO L158 Benchmark]: RCFGBuilder took 141618.20ms. Allocated memory was 163.6MB in the beginning and 914.4MB in the end (delta: 750.8MB). Free memory was 117.2MB in the beginning and 339.5MB in the end (delta: -222.3MB). Peak memory consumption was 561.8MB. Max. memory is 16.1GB. [2022-11-20 16:59:33,001 INFO L158 Benchmark]: CodeCheck took 34969.12ms. Allocated memory is still 914.4MB. Free memory was 339.5MB in the beginning and 401.8MB in the end (delta: -62.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:59:33,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 894.62ms. Allocated memory is still 163.6MB. Free memory was 126.5MB in the beginning and 86.3MB in the end (delta: 40.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.86ms. Allocated memory is still 163.6MB. Free memory was 86.3MB in the beginning and 65.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 247.53ms. Allocated memory is still 163.6MB. Free memory was 65.4MB in the beginning and 117.2MB in the end (delta: -51.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * RCFGBuilder took 141618.20ms. Allocated memory was 163.6MB in the beginning and 914.4MB in the end (delta: 750.8MB). Free memory was 117.2MB in the beginning and 339.5MB in the end (delta: -222.3MB). Peak memory consumption was 561.8MB. Max. memory is 16.1GB. * CodeCheck took 34969.12ms. Allocated memory is still 914.4MB. Free memory was 339.5MB in the beginning and 401.8MB in the end (delta: -62.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:59:33,238 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 16:59:33,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a6ca2790520a73a74bad877dfc084c14ef9b1d37dee03204283fc14f49d6ff2 --- 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-6b4ec56 [2022-11-20 16:59:35,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:59:35,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:59:35,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:59:35,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:59:35,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:59:35,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:59:35,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:59:35,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:59:35,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:59:35,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:59:35,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:59:35,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:59:35,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:59:35,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:59:35,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:59:35,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:59:35,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:59:35,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:59:35,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:59:35,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:59:35,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:59:35,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:59:35,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:59:35,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:59:35,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:59:35,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:59:35,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:59:35,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:59:35,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:59:35,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:59:35,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:59:35,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:59:35,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:59:35,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:59:35,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:59:35,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:59:35,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:59:35,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:59:35,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:59:35,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:59:35,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 16:59:35,651 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:59:35,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:59:35,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:59:35,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:59:35,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:59:35,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:59:35,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:59:35,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:59:35,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:59:35,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:59:35,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:59:35,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:59:35,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:59:35,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:59:35,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:59:35,662 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:59:35,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:59:35,662 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:59:35,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:59:35,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:59:35,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:59:35,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:59:35,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:59:35,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:59:35,664 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:59:35,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:59:35,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:59:35,664 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:59:35,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:59:35,665 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a6ca2790520a73a74bad877dfc084c14ef9b1d37dee03204283fc14f49d6ff2 [2022-11-20 16:59:36,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:59:36,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:59:36,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:59:36,087 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:59:36,087 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:59:36,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c [2022-11-20 16:59:39,319 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:59:39,737 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:59:39,737 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c [2022-11-20 16:59:39,754 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/4b4b3f872/4752d6eb52f1417ebdf1506fe23d8116/FLAG389f47bb0 [2022-11-20 16:59:39,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/data/4b4b3f872/4752d6eb52f1417ebdf1506fe23d8116 [2022-11-20 16:59:39,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:59:39,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:59:39,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:39,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:59:39,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:59:39,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:39" (1/1) ... [2022-11-20 16:59:39,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e9948d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:39, skipping insertion in model container [2022-11-20 16:59:39,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:39" (1/1) ... [2022-11-20 16:59:39,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:59:39,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:59:40,067 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:59:40,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:40,476 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:59:40,487 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_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:59:40,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:40,683 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:59:40,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40 WrapperNode [2022-11-20 16:59:40,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:40,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:40,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:59:40,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:59:40,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,841 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1653 [2022-11-20 16:59:40,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:40,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:59:40,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:59:40,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:59:40,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,934 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:59:40,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:59:40,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:59:40,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:59:40,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:40" (1/1) ... [2022-11-20 16:59:40,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:59:41,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:59:41,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:59:41,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:59:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:59:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:59:41,560 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:59:41,562 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:59:47,186 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:59:47,240 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:59:47,241 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:59:47,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:47 BoogieIcfgContainer [2022-11-20 16:59:47,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:59:47,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:59:47,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:59:47,258 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:59:47,259 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:47" (1/1) ... [2022-11-20 16:59:47,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:59:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:59:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:59:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:59:47,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:47,398 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:59:47,404 INFO L158 Benchmark]: Toolchain (without parser) took 7619.19ms. Allocated memory was 73.4MB in the beginning and 155.2MB in the end (delta: 81.8MB). Free memory was 47.6MB in the beginning and 96.4MB in the end (delta: -48.7MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,405 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:59:47,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 897.88ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 47.5MB in the beginning and 67.8MB in the end (delta: -20.4MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 156.58ms. Allocated memory is still 102.8MB. Free memory was 67.8MB in the beginning and 56.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,407 INFO L158 Benchmark]: Boogie Preprocessor took 141.36ms. Allocated memory is still 102.8MB. Free memory was 56.2MB in the beginning and 48.5MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,408 INFO L158 Benchmark]: RCFGBuilder took 6261.23ms. Allocated memory was 102.8MB in the beginning and 155.2MB in the end (delta: 52.4MB). Free memory was 48.5MB in the beginning and 102.6MB in the end (delta: -54.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,409 INFO L158 Benchmark]: CodeCheck took 155.86ms. Allocated memory is still 155.2MB. Free memory was 102.6MB in the beginning and 96.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:59:47,414 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 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 897.88ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 47.5MB in the beginning and 67.8MB in the end (delta: -20.4MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 156.58ms. Allocated memory is still 102.8MB. Free memory was 67.8MB in the beginning and 56.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.36ms. Allocated memory is still 102.8MB. Free memory was 56.2MB in the beginning and 48.5MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 6261.23ms. Allocated memory was 102.8MB in the beginning and 155.2MB in the end (delta: 52.4MB). Free memory was 48.5MB in the beginning and 102.6MB in the end (delta: -54.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * CodeCheck took 155.86ms. Allocated memory is still 155.2MB. Free memory was 102.6MB in the beginning and 96.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:59:47,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcc3e2e-3abd-4dae-a8a2-6491e413d632/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared