./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.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_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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_2e898f92-0dd4-45f2-b0ee-446fb4431826/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 976b5e579eb51a9c3b2aa44adf60fda10cd2a5d26988018c09fec4e23c991e41 --- 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 17:52:08,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:52:08,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:52:08,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:52:08,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:52:08,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:52:08,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:52:08,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:52:08,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:52:08,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:52:08,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:52:08,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:52:08,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:52:08,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:52:08,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:52:08,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:52:08,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:52:08,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:52:08,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:52:08,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:52:08,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:52:08,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:52:08,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:52:08,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:52:08,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:52:08,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:52:08,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:52:08,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:52:08,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:52:08,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:52:08,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:52:08,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:52:08,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:52:08,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:52:08,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:52:08,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:52:08,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:52:08,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:52:08,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:52:08,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:52:08,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:52:08,406 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:52:08,452 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:52:08,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:52:08,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:52:08,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:52:08,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:52:08,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:52:08,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:52:08,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:52:08,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:52:08,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:52:08,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:52:08,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:52:08,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:52:08,462 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:52:08,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:52:08,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:52:08,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:52:08,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:52:08,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:08,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:52:08,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:52:08,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:52:08,464 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:52:08,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:52:08,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:52:08,465 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 976b5e579eb51a9c3b2aa44adf60fda10cd2a5d26988018c09fec4e23c991e41 [2022-11-20 17:52:08,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:52:08,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:52:08,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:52:08,859 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:52:08,860 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:52:08,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c [2022-11-20 17:52:12,001 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:52:12,387 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:52:12,388 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c [2022-11-20 17:52:12,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/b9a9c547c/73b3e0b166b3453bb8e8beb6e1d3b12e/FLAG589ba79e3 [2022-11-20 17:52:12,419 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/b9a9c547c/73b3e0b166b3453bb8e8beb6e1d3b12e [2022-11-20 17:52:12,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:52:12,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:52:12,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:12,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:52:12,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:52:12,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:12" (1/1) ... [2022-11-20 17:52:12,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30607669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:12, skipping insertion in model container [2022-11-20 17:52:12,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:12" (1/1) ... [2022-11-20 17:52:12,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:52:12,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:52:12,712 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:52:13,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:13,208 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:52:13,219 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:52:13,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:13,415 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:52:13,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13 WrapperNode [2022-11-20 17:52:13,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:13,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:13,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:52:13,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:52:13,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,666 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2093 [2022-11-20 17:52:13,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:13,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:52:13,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:52:13,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:52:13,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:52:13,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:52:13,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:52:13,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:52:13,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:13" (1/1) ... [2022-11-20 17:52:13,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:13,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:52:13,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:52:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:52:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:52:13,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:52:14,452 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:52:14,454 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:34,264 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:34,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:34,316 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:55:34,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:34 BoogieIcfgContainer [2022-11-20 17:55:34,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:34,322 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:34,322 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:34,332 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:34,333 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:34" (1/1) ... [2022-11-20 17:55:34,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:55:34,432 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:55:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:55:34,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:34,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:37,775 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 17:55:47,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:55:58,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:55:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:55:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:55:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:55:59,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:59,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:58:20,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:00:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:00:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:00:48,807 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 18:00:48,814 INFO L158 Benchmark]: Toolchain (without parser) took 516390.59ms. Allocated memory was 155.2MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 109.3MB in the beginning and 927.8MB in the end (delta: -818.6MB). Peak memory consumption was 744.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,816 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory was 89.6MB in the beginning and 89.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:48,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 992.50ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 87.1MB in the end (delta: 21.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 250.62ms. Allocated memory is still 155.2MB. Free memory was 87.1MB in the beginning and 106.3MB in the end (delta: -19.3MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,819 INFO L158 Benchmark]: Boogie Preprocessor took 181.30ms. Allocated memory is still 155.2MB. Free memory was 106.3MB in the beginning and 94.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,820 INFO L158 Benchmark]: RCFGBuilder took 200469.12ms. Allocated memory was 155.2MB in the beginning and 824.2MB in the end (delta: 669.0MB). Free memory was 94.3MB in the beginning and 588.0MB in the end (delta: -493.7MB). Peak memory consumption was 499.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,822 INFO L158 Benchmark]: CodeCheck took 314491.43ms. Allocated memory was 824.2MB in the beginning and 1.7GB in the end (delta: 891.3MB). Free memory was 588.0MB in the beginning and 927.8MB in the end (delta: -339.8MB). Peak memory consumption was 553.6MB. Max. memory is 16.1GB. [2022-11-20 18:00:48,827 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 0.30ms. Allocated memory is still 113.2MB. Free memory was 89.6MB in the beginning and 89.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 992.50ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 87.1MB in the end (delta: 21.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 250.62ms. Allocated memory is still 155.2MB. Free memory was 87.1MB in the beginning and 106.3MB in the end (delta: -19.3MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.30ms. Allocated memory is still 155.2MB. Free memory was 106.3MB in the beginning and 94.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 200469.12ms. Allocated memory was 155.2MB in the beginning and 824.2MB in the end (delta: 669.0MB). Free memory was 94.3MB in the beginning and 588.0MB in the end (delta: -493.7MB). Peak memory consumption was 499.1MB. Max. memory is 16.1GB. * CodeCheck took 314491.43ms. Allocated memory was 824.2MB in the beginning and 1.7GB in the end (delta: 891.3MB). Free memory was 588.0MB in the beginning and 927.8MB in the end (delta: -339.8MB). Peak memory consumption was 553.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:48,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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_2e898f92-0dd4-45f2-b0ee-446fb4431826/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 976b5e579eb51a9c3b2aa44adf60fda10cd2a5d26988018c09fec4e23c991e41 --- 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 18:00:51,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:51,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:51,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:51,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:51,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:51,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:51,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:51,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:51,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:51,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:51,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:51,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:51,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:51,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:51,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:51,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:51,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:51,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:51,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:51,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:51,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:51,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:51,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:51,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:51,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:51,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:51,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:51,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:51,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:51,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:51,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:51,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:51,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:51,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:51,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:51,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:51,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:51,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:51,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:51,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:51,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:00:51,505 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:51,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:51,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:51,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:51,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:51,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:51,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:51,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:51,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:51,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:51,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:51,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:00:51,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:00:51,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:00:51,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:51,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:51,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:51,511 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:51,511 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:51,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:51,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:51,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:51,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:51,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:51,512 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:00:51,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:00:51,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:51,513 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:00:51,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:00:51,514 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 976b5e579eb51a9c3b2aa44adf60fda10cd2a5d26988018c09fec4e23c991e41 [2022-11-20 18:00:51,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:51,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:51,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:51,939 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:51,940 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:51,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c [2022-11-20 18:00:55,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:55,650 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:55,651 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c [2022-11-20 18:00:55,670 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/c4a8083be/888dd06d39c94cc3aa17e95e710b6c20/FLAG2f469b925 [2022-11-20 18:00:55,683 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/data/c4a8083be/888dd06d39c94cc3aa17e95e710b6c20 [2022-11-20 18:00:55,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:55,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:55,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:55,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:55,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:55,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:55" (1/1) ... [2022-11-20 18:00:55,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@598daab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:55, skipping insertion in model container [2022-11-20 18:00:55,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:55" (1/1) ... [2022-11-20 18:00:55,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:55,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:55,947 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c[1014,1027] [2022-11-20 18:00:56,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:56,390 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:56,409 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_2e898f92-0dd4-45f2-b0ee-446fb4431826/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.2.prop1-back-serstep.c[1014,1027] [2022-11-20 18:00:56,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:56,581 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:56,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56 WrapperNode [2022-11-20 18:00:56,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:56,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:56,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:56,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:56,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,765 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2093 [2022-11-20 18:00:56,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:56,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:56,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:56,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:56,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,874 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:56,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:56,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:56,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:56,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:56" (1/1) ... [2022-11-20 18:00:56,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:56,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:56,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:56,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:57,498 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:57,500 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:01:01,128 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:01:01,175 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:01:01,176 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:01:01,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:01 BoogieIcfgContainer [2022-11-20 18:01:01,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:01:01,179 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:01:01,180 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:01:01,189 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:01:01,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:01" (1/1) ... [2022-11-20 18:01:01,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:01:01,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:01,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:01:01,273 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:01:01,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:01:01,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:01,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:01,322 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 18:01:01,329 INFO L158 Benchmark]: Toolchain (without parser) took 5642.04ms. Allocated memory was 79.7MB in the beginning and 207.6MB in the end (delta: 127.9MB). Free memory was 57.1MB in the beginning and 121.4MB in the end (delta: -64.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,329 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:01:01,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.99ms. Allocated memory is still 79.7MB. Free memory was 56.9MB in the beginning and 32.6MB in the end (delta: 24.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.35ms. Allocated memory is still 79.7MB. Free memory was 32.6MB in the beginning and 34.3MB in the end (delta: -1.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,331 INFO L158 Benchmark]: Boogie Preprocessor took 130.12ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 34.3MB in the beginning and 54.4MB in the end (delta: -20.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,332 INFO L158 Benchmark]: RCFGBuilder took 4280.82ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 54.4MB in the beginning and 126.6MB in the end (delta: -72.2MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,333 INFO L158 Benchmark]: CodeCheck took 148.32ms. Allocated memory is still 207.6MB. Free memory was 126.6MB in the beginning and 121.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,336 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 0.34ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.99ms. Allocated memory is still 79.7MB. Free memory was 56.9MB in the beginning and 32.6MB in the end (delta: 24.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.35ms. Allocated memory is still 79.7MB. Free memory was 32.6MB in the beginning and 34.3MB in the end (delta: -1.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.12ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 34.3MB in the beginning and 54.4MB in the end (delta: -20.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4280.82ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 54.4MB in the beginning and 126.6MB in the end (delta: -72.2MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * CodeCheck took 148.32ms. Allocated memory is still 207.6MB. Free memory was 126.6MB in the beginning and 121.4MB in the end (delta: 5.3MB). 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 18:01:01,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e898f92-0dd4-45f2-b0ee-446fb4431826/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