./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH --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 a2a592badf9817fe0c154398876bedaefdddea14a8ab6d45e3cf23ae450d99a8 --- 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-e04fb08 [2022-11-16 08:21:22,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:21:22,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:21:22,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:21:22,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:21:22,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:21:22,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:21:22,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:21:22,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:21:22,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:21:22,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:21:22,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:21:22,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:21:22,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:21:22,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:21:22,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:21:22,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:21:22,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:21:22,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:21:22,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:21:22,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:21:22,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:21:22,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:21:22,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:21:22,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:21:22,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:21:22,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:21:22,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:21:22,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:21:22,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:21:22,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:21:22,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:21:22,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:21:22,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:21:22,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:21:22,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:21:22,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:21:22,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:21:22,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:21:22,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:21:22,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:21:22,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:21:22,368 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:21:22,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:21:22,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:21:22,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:21:22,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:21:22,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:21:22,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:21:22,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:21:22,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:21:22,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:21:22,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:21:22,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:21:22,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:21:22,375 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:21:22,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:21:22,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:21:22,376 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:21:22,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:21:22,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:21:22,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:21:22,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:21:22,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:21:22,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:21:22,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:21:22,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:21:22,378 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_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2a592badf9817fe0c154398876bedaefdddea14a8ab6d45e3cf23ae450d99a8 [2022-11-16 08:21:22,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:21:22,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:21:22,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:21:22,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:21:22,772 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:21:22,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c [2022-11-16 08:21:22,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/f8bce77e6/1ad9b53e2496446dbbb1c395bc5049ab/FLAGe53661d2c [2022-11-16 08:21:23,333 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:21:23,333 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c [2022-11-16 08:21:23,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/f8bce77e6/1ad9b53e2496446dbbb1c395bc5049ab/FLAGe53661d2c [2022-11-16 08:21:23,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/f8bce77e6/1ad9b53e2496446dbbb1c395bc5049ab [2022-11-16 08:21:23,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:21:23,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:21:23,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:21:23,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:21:23,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:21:23,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:23,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d09caf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23, skipping insertion in model container [2022-11-16 08:21:23,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:23,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:21:23,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:21:23,911 WARN L229 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_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c[1107,1120] [2022-11-16 08:21:23,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:21:23,955 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:21:23,965 WARN L229 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_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c[1107,1120] [2022-11-16 08:21:23,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:21:23,997 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:21:23,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23 WrapperNode [2022-11-16 08:21:23,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:21:23,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:21:23,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:21:23,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:21:24,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,036 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2022-11-16 08:21:24,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:21:24,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:21:24,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:21:24,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:21:24,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:21:24,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:21:24,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:21:24,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:21:24,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:23" (1/1) ... [2022-11-16 08:21:24,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:21:24,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:21:24,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:21:24,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:21:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:21:24,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:21:24,259 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:21:24,261 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:21:24,485 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:21:24,708 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:21:24,709 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:21:24,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:21:24 BoogieIcfgContainer [2022-11-16 08:21:24,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:21:24,722 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:21:24,722 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:21:24,732 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:21:24,733 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:21:24" (1/1) ... [2022-11-16 08:21:24,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:21:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:21:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:21:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:21:24,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:21:25,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:21:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:21:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:21:25,235 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:21:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:21:25,282 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-16 08:21:25,304 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 08:21:25,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 16.11 08:21:25 ImpRootNode [2022-11-16 08:21:25,308 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-16 08:21:25,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 08:21:25,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 08:21:25,309 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 08:21:25,310 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:21:24" (3/4) ... [2022-11-16 08:21:25,313 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 08:21:25,313 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 08:21:25,314 INFO L158 Benchmark]: Toolchain (without parser) took 1614.74ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 56.7MB in the beginning and 91.1MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:25,314 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:25,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.54ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 73.8MB in the end (delta: -17.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:21:25,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.19ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:21:25,316 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 70.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:25,317 INFO L158 Benchmark]: RCFGBuilder took 656.73ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 46.8MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 08:21:25,318 INFO L158 Benchmark]: CodeCheck took 586.61ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 46.6MB in the beginning and 91.8MB in the end (delta: -45.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:25,319 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 121.6MB. Free memory was 91.8MB in the beginning and 91.1MB in the end (delta: 716.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:21:25,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 81, overapproximation of bitwiseAnd at line 64. 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 - 8); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (8 - 1); [L31] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 32); [L32] const SORT_8 msb_SORT_8 = (SORT_8)1 << (32 - 1); [L34] const SORT_22 mask_SORT_22 = (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 4); [L35] const SORT_22 msb_SORT_22 = (SORT_22)1 << (4 - 1); [L37] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 7); [L38] const SORT_29 msb_SORT_29 = (SORT_29)1 << (7 - 1); [L40] const SORT_4 var_5 = 0; [L41] const SORT_8 var_10 = 148; [L42] const SORT_1 var_14 = 1; [L43] const SORT_1 var_26 = 0; [L45] SORT_1 input_2; [L46] SORT_1 input_3; [L47] SORT_4 input_18; [L48] SORT_4 input_20; [L49] SORT_22 input_23; [L50] SORT_29 input_30; [L51] SORT_29 input_32; [L52] SORT_1 input_36; [L54] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L55] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_4 init_7_arg_1 = var_5; [L58] state_6 = init_7_arg_1 [L59] SORT_1 init_28_arg_1 = var_26; [L60] state_27 = init_28_arg_1 VAL [init_28_arg_1=0, init_7_arg_1=0, mask_SORT_1=1, mask_SORT_22=15, mask_SORT_29=127, mask_SORT_4=255, mask_SORT_8=4294967295, msb_SORT_1=1, msb_SORT_22=8, msb_SORT_29=64, msb_SORT_4=128, msb_SORT_8=2147483648, state_27=0, state_6=0, var_10=148, var_14=1, var_26=0, var_5=0] [L63] input_2 = __VERIFIER_nondet_uchar() [L64] input_2 = input_2 & mask_SORT_1 [L65] input_3 = __VERIFIER_nondet_uchar() [L66] input_18 = __VERIFIER_nondet_uchar() [L67] input_20 = __VERIFIER_nondet_uchar() [L68] input_23 = __VERIFIER_nondet_uchar() [L69] input_30 = __VERIFIER_nondet_uchar() [L70] input_32 = __VERIFIER_nondet_uchar() [L71] input_36 = __VERIFIER_nondet_uchar() [L74] SORT_4 var_9_arg_0 = state_6; [L75] var_9_arg_0 = var_9_arg_0 & mask_SORT_4 [L76] SORT_8 var_9 = var_9_arg_0; [L77] SORT_8 var_11_arg_0 = var_9; [L78] SORT_8 var_11_arg_1 = var_10; [L79] SORT_1 var_11 = var_11_arg_0 != var_11_arg_1; [L80] SORT_1 var_15_arg_0 = var_11; [L81] SORT_1 var_15 = ~var_15_arg_0; [L82] SORT_1 var_16_arg_0 = var_14; [L83] SORT_1 var_16_arg_1 = var_15; [L84] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L85] var_16 = var_16 & mask_SORT_1 [L86] SORT_1 bad_17_arg_0 = var_16; [L87] 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 0.20ms. Allocated memory is still 100.7MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.54ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 73.8MB in the end (delta: -17.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.19ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 70.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 656.73ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 46.8MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 586.61ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 46.6MB in the beginning and 91.8MB in the end (delta: -45.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 121.6MB. Free memory was 91.8MB in the beginning and 91.1MB in the end (delta: 716.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 08:21:25,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/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_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH --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 a2a592badf9817fe0c154398876bedaefdddea14a8ab6d45e3cf23ae450d99a8 --- 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-e04fb08 [2022-11-16 08:21:27,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:21:27,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:21:27,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:21:27,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:21:27,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:21:27,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:21:27,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:21:27,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:21:27,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:21:27,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:21:27,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:21:27,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:21:27,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:21:27,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:21:27,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:21:27,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:21:27,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:21:27,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:21:27,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:21:27,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:21:27,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:21:27,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:21:27,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:21:27,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:21:27,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:21:27,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:21:27,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:21:27,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:21:27,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:21:27,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:21:27,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:21:27,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:21:27,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:21:27,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:21:27,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:21:27,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:21:27,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:21:27,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:21:27,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:21:27,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:21:27,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:21:27,755 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:21:27,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:21:27,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:21:27,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:21:27,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:21:27,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:21:27,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:21:27,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:21:27,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:21:27,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:21:27,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:21:27,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:21:27,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:21:27,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:21:27,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:21:27,763 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:21:27,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:21:27,763 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:21:27,763 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:21:27,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:21:27,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:21:27,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:21:27,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:21:27,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:21:27,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:21:27,765 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:21:27,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:21:27,765 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:21:27,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:21:27,765 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_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2a592badf9817fe0c154398876bedaefdddea14a8ab6d45e3cf23ae450d99a8 [2022-11-16 08:21:28,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:21:28,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:21:28,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:21:28,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:21:28,198 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:21:28,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c [2022-11-16 08:21:28,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/061a0df01/9ee4acf9d96d4265945a79394a548a67/FLAG8da931cad [2022-11-16 08:21:28,836 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:21:28,836 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c [2022-11-16 08:21:28,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/061a0df01/9ee4acf9d96d4265945a79394a548a67/FLAG8da931cad [2022-11-16 08:21:29,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/data/061a0df01/9ee4acf9d96d4265945a79394a548a67 [2022-11-16 08:21:29,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:21:29,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:21:29,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:21:29,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:21:29,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:21:29,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238a4a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29, skipping insertion in model container [2022-11-16 08:21:29,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:21:29,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:21:29,469 WARN L229 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_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c[1107,1120] [2022-11-16 08:21:29,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:21:29,519 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:21:29,539 WARN L229 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_b0549292-0388-4387-adf3-1d95db1e59e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b07.c[1107,1120] [2022-11-16 08:21:29,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:21:29,608 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:21:29,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29 WrapperNode [2022-11-16 08:21:29,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:21:29,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:21:29,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:21:29,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:21:29,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,642 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2022-11-16 08:21:29,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:21:29,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:21:29,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:21:29,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:21:29,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,665 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:21:29,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:21:29,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:21:29,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:21:29,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:21:29" (1/1) ... [2022-11-16 08:21:29,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:21:29,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:21:29,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:21:29,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:21:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:21:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:21:29,864 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:21:29,865 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:21:30,015 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:21:30,060 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:21:30,066 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:21:30,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:21:30 BoogieIcfgContainer [2022-11-16 08:21:30,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:21:30,069 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:21:30,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:21:30,079 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:21:30,080 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:21:30" (1/1) ... [2022-11-16 08:21:30,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:21:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:21:30,163 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:21:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:21:30,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:30,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:30,212 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) [2022-11-16 08:21:30,215 INFO L158 Benchmark]: Toolchain (without parser) took 908.74ms. Allocated memory is still 79.7MB. Free memory was 65.3MB in the beginning and 39.7MB in the end (delta: 25.5MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-16 08:21:30,215 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:30,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.99ms. Allocated memory is still 79.7MB. Free memory was 65.0MB in the beginning and 62.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 08:21:30,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.40ms. Allocated memory is still 79.7MB. Free memory was 62.8MB in the beginning and 61.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:21:30,217 INFO L158 Benchmark]: Boogie Preprocessor took 25.42ms. Allocated memory is still 79.7MB. Free memory was 61.0MB in the beginning and 59.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:21:30,218 INFO L158 Benchmark]: RCFGBuilder took 399.45ms. Allocated memory is still 79.7MB. Free memory was 59.5MB in the beginning and 46.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 08:21:30,218 INFO L158 Benchmark]: CodeCheck took 144.22ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 39.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:21:30,221 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 0.29ms. Allocated memory is still 79.7MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.99ms. Allocated memory is still 79.7MB. Free memory was 65.0MB in the beginning and 62.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.40ms. Allocated memory is still 79.7MB. Free memory was 62.8MB in the beginning and 61.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.42ms. Allocated memory is still 79.7MB. Free memory was 61.0MB in the beginning and 59.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 399.45ms. Allocated memory is still 79.7MB. Free memory was 59.5MB in the beginning and 46.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 144.22ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 39.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:21:30,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0549292-0388-4387-adf3-1d95db1e59e5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared