./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg --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 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 --- 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-b5237d8 [2022-11-21 22:44:59,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:44:59,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:44:59,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:44:59,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:45:00,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:45:00,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:45:00,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:45:00,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:45:00,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:45:00,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:45:00,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:45:00,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:45:00,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:45:00,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:45:00,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:45:00,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:45:00,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:45:00,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:45:00,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:45:00,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:45:00,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:45:00,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:45:00,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:45:00,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:45:00,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:45:00,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:45:00,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:45:00,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:45:00,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:45:00,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:45:00,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:45:00,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:45:00,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:45:00,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:45:00,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:45:00,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:45:00,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:45:00,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:45:00,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:45:00,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:45:00,041 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:45:00,078 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:45:00,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:45:00,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:45:00,085 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:45:00,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:45:00,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:45:00,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:45:00,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:45:00,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:45:00,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:45:00,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:45:00,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:45:00,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:45:00,089 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:45:00,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:45:00,090 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:45:00,090 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:45:00,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:45:00,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:45:00,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:45:00,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:45:00,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:45:00,091 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:45:00,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:45:00,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:45:00,092 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_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 [2022-11-21 22:45:00,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:45:00,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:45:00,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:45:00,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:45:00,456 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:45:00,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-11-21 22:45:03,478 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:45:03,657 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:45:03,658 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-11-21 22:45:03,665 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/3487dcb3d/988f3aeb12f44e66859410f917db0edc/FLAGc8a3cfe5b [2022-11-21 22:45:03,680 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/3487dcb3d/988f3aeb12f44e66859410f917db0edc [2022-11-21 22:45:03,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:45:03,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:45:03,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:03,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:45:03,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:45:03,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:03,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18afbd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03, skipping insertion in model container [2022-11-21 22:45:03,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:03,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:45:03,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:45:03,898 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_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-11-21 22:45:03,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:03,936 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:45:03,947 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_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-11-21 22:45:03,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:03,990 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:45:03,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03 WrapperNode [2022-11-21 22:45:03,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:03,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:03,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:45:03,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:45:04,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,034 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 22:45:04,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:04,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:45:04,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:45:04,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:45:04,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,063 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:45:04,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:45:04,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:45:04,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:45:04,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:03" (1/1) ... [2022-11-21 22:45:04,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:45:04,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:45:04,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:45:04,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:45:04,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:45:04,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:45:04,229 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:45:04,231 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:45:04,430 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:45:04,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:45:04,450 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:45:04,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:45:04 BoogieIcfgContainer [2022-11-21 22:45:04,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:45:04,454 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:45:04,454 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:45:04,464 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:45:04,465 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:45:04" (1/1) ... [2022-11-21 22:45:04,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:45:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:45:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:45:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:45:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:45:04,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:45:04,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:45:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:45:04,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:45:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:45:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:45:04,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:45:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:45:04,948 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 22:45:04,983 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 22:45:04,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:45:04 ImpRootNode [2022-11-21 22:45:04,986 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:45:04,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:45:04,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:45:04,987 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:45:04,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:45:04" (3/4) ... [2022-11-21 22:45:04,991 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 22:45:04,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:45:04,993 INFO L158 Benchmark]: Toolchain (without parser) took 1307.63ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 113.3MB in the end (delta: 32.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,994 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:45:04,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.81ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 147.4MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.60ms. Allocated memory is still 180.4MB. Free memory was 146.8MB in the beginning and 144.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,995 INFO L158 Benchmark]: Boogie Preprocessor took 30.08ms. Allocated memory is still 180.4MB. Free memory was 144.8MB in the beginning and 143.8MB in the end (delta: 973.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,995 INFO L158 Benchmark]: RCFGBuilder took 386.48ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 129.7MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,996 INFO L158 Benchmark]: CodeCheck took 532.47ms. Allocated memory is still 180.4MB. Free memory was 129.7MB in the beginning and 113.3MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:45:04,996 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 180.4MB. Free memory was 113.3MB in the beginning and 113.3MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:45:04,999 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, 0.0s 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: 20]: 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 59, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 5); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L31] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L32] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L34] const SORT_4 var_5 = 0; [L35] const SORT_4 var_8 = 6; [L36] const SORT_1 var_14 = 1; [L37] const SORT_19 var_21 = 2; [L39] SORT_1 input_2; [L40] SORT_1 input_3; [L42] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L43] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L45] SORT_4 init_7_arg_1 = var_5; [L46] state_6 = init_7_arg_1 [L47] SORT_4 init_10_arg_1 = var_8; [L48] state_9 = init_10_arg_1 VAL [init_10_arg_1=6, init_7_arg_1=0, mask_SORT_1=1, mask_SORT_19=4294967295, mask_SORT_4=31, msb_SORT_1=1, msb_SORT_19=2147483648, msb_SORT_4=16, state_6=0, state_9=6, var_14=1, var_21=2, var_5=0, var_8=6] [L51] input_2 = __VERIFIER_nondet_uchar() [L52] input_3 = __VERIFIER_nondet_uchar() [L55] SORT_4 var_11_arg_0 = state_6; [L56] SORT_4 var_11_arg_1 = state_9; [L57] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L58] SORT_1 var_15_arg_0 = var_11; [L59] SORT_1 var_15 = ~var_15_arg_0; [L60] SORT_1 var_16_arg_0 = var_14; [L61] SORT_1 var_16_arg_1 = var_15; [L62] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L63] var_16 = var_16 & mask_SORT_1 [L64] SORT_1 bad_17_arg_0 = var_16; [L65] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.81ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 147.4MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.60ms. Allocated memory is still 180.4MB. Free memory was 146.8MB in the beginning and 144.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.08ms. Allocated memory is still 180.4MB. Free memory was 144.8MB in the beginning and 143.8MB in the end (delta: 973.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.48ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 129.7MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 532.47ms. Allocated memory is still 180.4MB. Free memory was 129.7MB in the beginning and 113.3MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 180.4MB. Free memory was 113.3MB in the beginning and 113.3MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 22:45:05,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg --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 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 --- 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-b5237d8 [2022-11-21 22:45:07,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:45:07,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:45:07,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:45:07,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:45:07,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:45:07,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:45:07,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:45:07,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:45:07,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:45:07,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:45:07,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:45:07,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:45:07,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:45:07,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:45:07,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:45:07,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:45:07,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:45:07,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:45:07,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:45:07,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:45:07,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:45:07,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:45:07,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:45:07,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:45:07,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:45:07,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:45:07,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:45:07,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:45:07,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:45:07,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:45:07,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:45:07,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:45:07,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:45:07,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:45:07,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:45:07,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:45:07,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:45:07,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:45:07,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:45:07,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:45:07,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:45:07,670 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:45:07,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:45:07,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:45:07,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:45:07,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:45:07,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:45:07,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:45:07,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:45:07,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:45:07,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:45:07,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:45:07,675 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:45:07,675 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:45:07,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:45:07,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:45:07,676 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:45:07,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:45:07,676 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:45:07,677 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:45:07,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:45:07,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:45:07,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:45:07,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:45:07,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:45:07,678 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:45:07,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:45:07,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:45:07,679 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:45:07,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:45:07,680 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_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e805276abc7f14bc5be1a3339bfd86fb912fa89a331920bf99557173610f622 [2022-11-21 22:45:08,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:45:08,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:45:08,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:45:08,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:45:08,122 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:45:08,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-11-21 22:45:11,449 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:45:11,691 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:45:11,692 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2022-11-21 22:45:11,699 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/2ff1e9269/96c27521f9a34fc5ae2069e6138f9155/FLAG594afef17 [2022-11-21 22:45:11,721 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/data/2ff1e9269/96c27521f9a34fc5ae2069e6138f9155 [2022-11-21 22:45:11,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:45:11,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:45:11,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:11,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:45:11,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:45:11,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:11" (1/1) ... [2022-11-21 22:45:11,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75813f3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:11, skipping insertion in model container [2022-11-21 22:45:11,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:45:11" (1/1) ... [2022-11-21 22:45:11,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:45:11,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:45:11,958 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_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-11-21 22:45:12,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:12,027 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:45:12,040 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_e0a33776-31cf-408c-b3be-b41182b844c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1107,1120] [2022-11-21 22:45:12,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:45:12,096 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:45:12,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12 WrapperNode [2022-11-21 22:45:12,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:45:12,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:12,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:45:12,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:45:12,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,147 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 22:45:12,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:45:12,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:45:12,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:45:12,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:45:12,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,191 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:45:12,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:45:12,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:45:12,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:45:12,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:45:12,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:45:12,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:45:12,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:45:12,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:45:12,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:45:12,372 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:45:12,375 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:45:12,492 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:45:12,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:45:12,531 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:45:12,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:45:12 BoogieIcfgContainer [2022-11-21 22:45:12,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:45:12,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:45:12,536 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:45:12,546 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:45:12,547 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:45:12" (1/1) ... [2022-11-21 22:45:12,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:45:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:45:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:45:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:45:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:45:12,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:45:12,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:45:12,706 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) [2022-11-21 22:45:12,711 INFO L158 Benchmark]: Toolchain (without parser) took 981.22ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 60.3MB in the end (delta: 1.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2022-11-21 22:45:12,712 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:45:12,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.61ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 50.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:45:12,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.64ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:45:12,714 INFO L158 Benchmark]: Boogie Preprocessor took 51.81ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:45:12,715 INFO L158 Benchmark]: RCFGBuilder took 332.68ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 35.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:45:12,716 INFO L158 Benchmark]: CodeCheck took 173.39ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 60.3MB in the end (delta: -25.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-11-21 22:45:12,728 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 0.23ms. Allocated memory is still 83.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.61ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 50.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.64ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.81ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 332.68ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 35.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 173.39ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 60.3MB in the end (delta: -25.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:45:12,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a33776-31cf-408c-b3be-b41182b844c9/bin/ukojak-jW3SillKbg/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