./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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 73e232604fc8babca2c5f057d102e5792a7cbb61e14baa729377b71bb6569c56 --- 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 16:53:03,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:53:03,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:53:03,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:53:03,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:53:03,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:53:03,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:53:03,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:53:03,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:53:03,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:53:03,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:53:03,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:53:03,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:53:03,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:53:03,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:53:03,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:53:03,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:53:03,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:53:03,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:53:03,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:53:03,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:53:03,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:53:03,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:53:03,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:53:03,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:53:03,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:53:03,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:53:03,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:53:03,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:53:03,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:53:03,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:53:03,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:53:03,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:53:03,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:53:03,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:53:03,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:53:03,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:53:03,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:53:03,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:53:03,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:53:03,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:53:03,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 16:53:03,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:53:03,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:53:03,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:53:03,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:53:03,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:53:03,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:53:03,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:53:03,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:53:03,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:53:03,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:53:03,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:53:03,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:53:03,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:53:03,475 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:53:03,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:53:03,475 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:53:03,476 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:53:03,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:53:03,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:53:03,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:53:03,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:53:03,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:53:03,477 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:53:03,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:53:03,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:53:03,478 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e232604fc8babca2c5f057d102e5792a7cbb61e14baa729377b71bb6569c56 [2022-11-20 16:53:03,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:53:03,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:53:03,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:53:03,842 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:53:03,842 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:53:03,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c [2022-11-20 16:53:06,877 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:53:07,077 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:53:07,077 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c [2022-11-20 16:53:07,084 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/bcccf4256/763d24c8fe6c428d8a1e1364246a3ec0/FLAGbe1480835 [2022-11-20 16:53:07,100 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/bcccf4256/763d24c8fe6c428d8a1e1364246a3ec0 [2022-11-20 16:53:07,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:53:07,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:53:07,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:07,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:53:07,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:53:07,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d89bb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07, skipping insertion in model container [2022-11-20 16:53:07,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:53:07,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:53:07,270 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c[1117,1130] [2022-11-20 16:53:07,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:07,308 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:53:07,320 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c[1117,1130] [2022-11-20 16:53:07,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:07,346 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:53:07,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07 WrapperNode [2022-11-20 16:53:07,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:07,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:07,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:53:07,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:53:07,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,381 INFO L138 Inliner]: procedures = 11, calls = 4, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-20 16:53:07,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:07,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:53:07,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:53:07,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:53:07,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,427 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:53:07,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:53:07,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:53:07,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:53:07,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:53:07,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:53:07,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:53:07,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:53:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:53:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:53:07,612 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:53:07,614 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:53:07,907 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:53:07,956 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:53:07,956 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:53:07,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:07 BoogieIcfgContainer [2022-11-20 16:53:07,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:53:07,960 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:53:07,960 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:53:07,971 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:53:07,971 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:07" (1/1) ... [2022-11-20 16:53:07,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:53:08,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:53:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:53:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:53:08,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:08,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:53:08,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:53:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:53:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:53:08,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:53:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:53:08,521 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 16:53:08,545 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-20 16:53:08,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:53:08 ImpRootNode [2022-11-20 16:53:08,550 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:53:08,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:53:08,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:53:08,555 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:53:08,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:07" (3/4) ... [2022-11-20 16:53:08,559 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 16:53:08,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:53:08,561 INFO L158 Benchmark]: Toolchain (without parser) took 1456.65ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 71.6MB in the beginning and 135.3MB in the end (delta: -63.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:53:08,562 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:53:08,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.75ms. Allocated memory is still 134.2MB. Free memory was 71.4MB in the beginning and 61.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:53:08,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.65ms. Allocated memory is still 134.2MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:53:08,564 INFO L158 Benchmark]: Boogie Preprocessor took 53.52ms. Allocated memory is still 134.2MB. Free memory was 59.2MB in the beginning and 57.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:53:08,565 INFO L158 Benchmark]: RCFGBuilder took 522.93ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 57.7MB in the beginning and 142.5MB in the end (delta: -84.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-20 16:53:08,566 INFO L158 Benchmark]: CodeCheck took 590.42ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 136.2MB in the end (delta: 6.2MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-11-20 16:53:08,567 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 176.2MB. Free memory was 136.2MB in the beginning and 135.3MB in the end (delta: 954.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:53:08,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 49, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_1 var_10 = 1; [L30] const SORT_1 var_13 = 0; [L32] SORT_1 input_2; [L34] SORT_1 state_3 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L35] SORT_1 state_4 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L36] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L38] SORT_1 init_12_arg_1 = var_10; [L39] state_11 = init_12_arg_1 VAL [init_12_arg_1=1, mask_SORT_1=1, msb_SORT_1=1, state_11=1, state_3=1, state_4=1, var_10=1, var_13=0] [L42] input_2 = __VERIFIER_nondet_uchar() [L43] input_2 = input_2 & mask_SORT_1 [L45] SORT_1 var_9_arg_0 = state_3; [L46] SORT_1 var_9_arg_1 = state_4; [L47] SORT_1 var_9 = var_9_arg_0 == var_9_arg_1; [L48] SORT_1 var_15_arg_0 = state_11; [L49] SORT_1 var_15_arg_1 = ~var_9; [L50] var_15_arg_1 = var_15_arg_1 & mask_SORT_1 [L51] SORT_1 var_15 = !var_15_arg_0 || var_15_arg_1; [L52] SORT_1 constr_16_arg_0 = var_15; [L53] CALL assume_abort_if_not(constr_16_arg_0) [L22] COND FALSE !(!cond) [L53] RET assume_abort_if_not(constr_16_arg_0) [L55] SORT_1 bad_17_arg_0 = var_9; [L56] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.75ms. Allocated memory is still 134.2MB. Free memory was 71.4MB in the beginning and 61.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.65ms. Allocated memory is still 134.2MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.52ms. Allocated memory is still 134.2MB. Free memory was 59.2MB in the beginning and 57.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.93ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 57.7MB in the beginning and 142.5MB in the end (delta: -84.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * CodeCheck took 590.42ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 136.2MB in the end (delta: 6.2MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 176.2MB. Free memory was 136.2MB in the beginning and 135.3MB in the end (delta: 954.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 16:53:08,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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 73e232604fc8babca2c5f057d102e5792a7cbb61e14baa729377b71bb6569c56 --- 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 16:53:11,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:53:11,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:53:11,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:53:11,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:53:11,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:53:11,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:53:11,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:53:11,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:53:11,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:53:11,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:53:11,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:53:11,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:53:11,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:53:11,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:53:11,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:53:11,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:53:11,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:53:11,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:53:11,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:53:11,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:53:11,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:53:11,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:53:11,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:53:11,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:53:11,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:53:11,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:53:11,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:53:11,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:53:11,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:53:11,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:53:11,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:53:11,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:53:11,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:53:11,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:53:11,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:53:11,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:53:11,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:53:11,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:53:11,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:53:11,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:53:11,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 16:53:11,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:53:11,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:53:11,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:53:11,317 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:53:11,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:53:11,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:53:11,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:53:11,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:53:11,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:53:11,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:53:11,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:53:11,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:53:11,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:53:11,321 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:53:11,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:53:11,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:53:11,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:53:11,322 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:53:11,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:53:11,323 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e232604fc8babca2c5f057d102e5792a7cbb61e14baa729377b71bb6569c56 [2022-11-20 16:53:11,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:53:11,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:53:11,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:53:11,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:53:11,763 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:53:11,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c [2022-11-20 16:53:15,027 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:53:15,276 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:53:15,276 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c [2022-11-20 16:53:15,283 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/b63b65ec5/a9ca56ff085d4c00adffc379af5c92b8/FLAG97a1359e6 [2022-11-20 16:53:15,298 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/data/b63b65ec5/a9ca56ff085d4c00adffc379af5c92b8 [2022-11-20 16:53:15,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:53:15,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:53:15,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:15,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:53:15,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:53:15,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e1eaf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15, skipping insertion in model container [2022-11-20 16:53:15,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:53:15,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:53:15,461 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c[1117,1130] [2022-11-20 16:53:15,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:15,501 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:53:15,512 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_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.noninitstate.c[1117,1130] [2022-11-20 16:53:15,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:53:15,538 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:53:15,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15 WrapperNode [2022-11-20 16:53:15,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:53:15,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:15,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:53:15,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:53:15,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,587 INFO L138 Inliner]: procedures = 11, calls = 4, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-20 16:53:15,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:53:15,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:53:15,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:53:15,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:53:15,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,621 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:53:15,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:53:15,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:53:15,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:53:15,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:53:15" (1/1) ... [2022-11-20 16:53:15,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:53:15,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:53:15,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:53:15,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:53:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:53:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:53:15,794 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:53:15,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:53:15,998 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:53:16,063 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:53:16,063 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:53:16,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:16 BoogieIcfgContainer [2022-11-20 16:53:16,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:53:16,067 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:53:16,067 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:53:16,076 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:53:16,091 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:53:16" (1/1) ... [2022-11-20 16:53:16,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:53:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:53:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:53:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:53:16,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:16,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:16,243 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 16:53:16,247 INFO L158 Benchmark]: Toolchain (without parser) took 944.49ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 65.8MB in the end (delta: 6.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-20 16:53:16,248 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:53:16,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.24ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 61.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:53:16,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.36ms. Allocated memory is still 94.4MB. Free memory was 61.3MB in the beginning and 59.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:53:16,250 INFO L158 Benchmark]: Boogie Preprocessor took 45.77ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 58.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:53:16,251 INFO L158 Benchmark]: RCFGBuilder took 430.08ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 72.1MB in the end (delta: -13.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-20 16:53:16,252 INFO L158 Benchmark]: CodeCheck took 179.33ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 65.8MB in the end (delta: 5.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:53:16,260 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 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.24ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 61.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.36ms. Allocated memory is still 94.4MB. Free memory was 61.3MB in the beginning and 59.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.77ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 58.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.08ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 72.1MB in the end (delta: -13.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 179.33ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 65.8MB in the end (delta: 5.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:53:16,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4007bc2-3beb-4b0f-9761-4e28dc9cdae4/bin/ukojak-pZX7IvK2PQ/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