./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:57:50,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:57:50,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:57:50,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:57:50,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:57:50,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:57:50,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:57:50,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:57:50,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:57:50,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:57:50,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:57:50,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:57:50,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:57:50,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:57:50,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:57:50,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:57:50,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:57:50,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:57:50,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:57:50,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:57:50,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:57:50,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:57:50,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:57:50,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:57:50,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:57:50,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:57:50,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:57:50,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:57:50,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:57:50,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:57:50,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:57:50,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:57:50,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:57:50,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:57:50,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:57:50,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:57:50,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:57:50,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:57:50,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:57:50,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:57:50,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:57:50,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:57:50,296 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:57:50,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:57:50,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:57:50,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:57:50,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:57:50,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:57:50,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:57:50,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:57:50,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:57:50,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:57:50,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:57:50,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:57:50,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:57:50,303 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:57:50,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:57:50,303 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:57:50,304 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:57:50,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:57:50,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:57:50,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:57:50,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:57:50,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:57:50,305 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:57:50,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:57:50,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:57:50,305 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_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-20 17:57:50,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:57:50,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:57:50,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:57:50,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:57:50,677 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:57:50,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-20 17:57:53,896 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:57:54,331 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:57:54,331 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-20 17:57:54,357 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/161c45aac/61c95c01f5854597b69a7da58935ab74/FLAG63fa01387 [2022-11-20 17:57:54,375 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/161c45aac/61c95c01f5854597b69a7da58935ab74 [2022-11-20 17:57:54,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:57:54,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:57:54,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:57:54,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:57:54,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:57:54,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:57:54" (1/1) ... [2022-11-20 17:57:54,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a8967e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:54, skipping insertion in model container [2022-11-20 17:57:54,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:57:54" (1/1) ... [2022-11-20 17:57:54,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:57:54,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:57:54,610 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_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:57:55,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:57:55,018 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:57:55,031 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_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-20 17:57:55,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:57:55,228 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:57:55,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55 WrapperNode [2022-11-20 17:57:55,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:57:55,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:57:55,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:57:55,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:57:55,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,388 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1669 [2022-11-20 17:57:55,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:57:55,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:57:55,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:57:55,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:57:55,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,506 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:57:55,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:57:55,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:57:55,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:57:55,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:55" (1/1) ... [2022-11-20 17:57:55,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:57:55,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:57:55,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:57:55,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:57:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:57:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:57:56,157 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:57:56,159 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:59:53,171 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:59:53,213 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:59:53,213 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:59:53,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:53 BoogieIcfgContainer [2022-11-20 17:59:53,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:59:53,218 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:59:53,218 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:59:53,228 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:59:53,228 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:53" (1/1) ... [2022-11-20 17:59:53,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:59:53,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:59:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:59:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:59:53,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:53,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:06,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 18:00:16,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 18:00:18,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:18,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:00:18,400 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:00:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:00:18,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:00:29,617 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:00:29,620 INFO L158 Benchmark]: Toolchain (without parser) took 155238.69ms. Allocated memory was 186.6MB in the beginning and 1.0GB in the end (delta: 815.8MB). Free memory was 150.2MB in the beginning and 785.6MB in the end (delta: -635.4MB). Peak memory consumption was 182.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,621 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 22.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:29,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.79ms. Allocated memory is still 186.6MB. Free memory was 150.2MB in the beginning and 97.1MB in the end (delta: 53.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.51ms. Allocated memory is still 186.6MB. Free memory was 97.1MB in the beginning and 77.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,623 INFO L158 Benchmark]: Boogie Preprocessor took 160.71ms. Allocated memory is still 186.6MB. Free memory was 77.0MB in the beginning and 66.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,624 INFO L158 Benchmark]: RCFGBuilder took 117665.24ms. Allocated memory was 186.6MB in the beginning and 1.0GB in the end (delta: 815.8MB). Free memory was 66.6MB in the beginning and 825.4MB in the end (delta: -758.8MB). Peak memory consumption was 541.2MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,625 INFO L158 Benchmark]: CodeCheck took 36401.58ms. Allocated memory is still 1.0GB. Free memory was 825.4MB in the beginning and 785.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 18:00:29,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 22.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.79ms. Allocated memory is still 186.6MB. Free memory was 150.2MB in the beginning and 97.1MB in the end (delta: 53.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.51ms. Allocated memory is still 186.6MB. Free memory was 97.1MB in the beginning and 77.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.71ms. Allocated memory is still 186.6MB. Free memory was 77.0MB in the beginning and 66.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 117665.24ms. Allocated memory was 186.6MB in the beginning and 1.0GB in the end (delta: 815.8MB). Free memory was 66.6MB in the beginning and 825.4MB in the end (delta: -758.8MB). Peak memory consumption was 541.2MB. Max. memory is 16.1GB. * CodeCheck took 36401.58ms. Allocated memory is still 1.0GB. Free memory was 825.4MB in the beginning and 785.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:29,866 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 18:00:29,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:00:32,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:32,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:32,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:32,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:32,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:32,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:32,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:32,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:32,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:32,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:32,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:32,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:32,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:32,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:32,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:32,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:32,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:32,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:32,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:32,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:32,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:32,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:32,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:32,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:32,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:32,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:32,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:32,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:32,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:32,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:32,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:32,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:32,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:32,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:32,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:32,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:32,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:32,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:32,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:32,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:32,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:00:32,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:32,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:32,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:32,238 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:32,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:32,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:32,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:32,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:32,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:32,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:32,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:32,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:00:32,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:00:32,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:00:32,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:32,242 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:32,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:32,242 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:32,243 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:32,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:32,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:32,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:32,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:00:32,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:00:32,245 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_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-20 18:00:32,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:32,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:32,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:32,641 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:32,642 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:32,644 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-20 18:00:35,683 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:36,060 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:36,060 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-20 18:00:36,073 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/6076c6d15/8f310a2ad2e64159be768595d7527085/FLAG8b5ead15c [2022-11-20 18:00:36,093 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/data/6076c6d15/8f310a2ad2e64159be768595d7527085 [2022-11-20 18:00:36,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:36,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:36,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:36,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:36,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:36,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:36,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450bfce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36, skipping insertion in model container [2022-11-20 18:00:36,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:36,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:36,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:36,381 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_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-20 18:00:36,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:36,757 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:36,777 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_666f0a51-282c-4152-bc18-505e134c475a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-20 18:00:36,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:36,926 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:36,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36 WrapperNode [2022-11-20 18:00:36,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:36,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:36,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:36,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:36,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:36,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,100 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1669 [2022-11-20 18:00:37,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:37,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:37,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:37,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:37,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,189 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:37,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:37,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:37,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:37,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:36" (1/1) ... [2022-11-20 18:00:37,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:37,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:37,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:37,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:37,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:37,801 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:37,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:40,875 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:40,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:40,912 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:00:40,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:40 BoogieIcfgContainer [2022-11-20 18:00:40,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:40,916 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:40,916 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:40,927 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:40,927 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:40" (1/1) ... [2022-11-20 18:00:40,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:00:40,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:00:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:00:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:00:41,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:41,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:41,047 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:00:41,054 INFO L158 Benchmark]: Toolchain (without parser) took 4956.42ms. Allocated memory was 65.0MB in the beginning and 165.7MB in the end (delta: 100.7MB). Free memory was 40.0MB in the beginning and 91.6MB in the end (delta: -51.6MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,055 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:41,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 828.78ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 39.7MB in the beginning and 46.8MB in the end (delta: -7.1MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.00ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 35.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,058 INFO L158 Benchmark]: Boogie Preprocessor took 106.68ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 43.5MB in the end (delta: -8.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,059 INFO L158 Benchmark]: RCFGBuilder took 3706.66ms. Allocated memory was 83.9MB in the beginning and 165.7MB in the end (delta: 81.8MB). Free memory was 43.5MB in the beginning and 97.9MB in the end (delta: -54.3MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,060 INFO L158 Benchmark]: CodeCheck took 136.71ms. Allocated memory is still 165.7MB. Free memory was 97.9MB in the beginning and 91.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:00:41,070 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 0.30ms. Allocated memory is still 65.0MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 828.78ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 39.7MB in the beginning and 46.8MB in the end (delta: -7.1MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.00ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 35.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.68ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 43.5MB in the end (delta: -8.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3706.66ms. Allocated memory was 83.9MB in the beginning and 165.7MB in the end (delta: 81.8MB). Free memory was 43.5MB in the beginning and 97.9MB in the end (delta: -54.3MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * CodeCheck took 136.71ms. Allocated memory is still 165.7MB. Free memory was 97.9MB in the beginning and 91.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:41,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f0a51-282c-4152-bc18-505e134c475a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared