./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.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_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/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_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/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_3b35c12d-a752-4eb2-97af-e741d85880e8/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 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:57:31,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:57:31,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:57:31,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:57:31,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:57:31,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:57:31,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:57:31,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:57:31,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:57:31,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:57:31,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:57:31,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:57:31,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:57:31,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:57:31,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:57:31,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:57:31,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:57:31,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:57:31,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:57:31,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:57:31,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:57:31,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:57:31,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:57:31,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:57:31,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:57:31,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:57:31,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:57:31,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:57:31,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:57:31,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:57:31,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:57:31,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:57:31,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:57:31,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:57:31,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:57:31,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:57:31,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:57:31,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:57:31,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:57:31,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:57:31,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:57:31,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 16:57:31,301 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:57:31,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:57:31,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:57:31,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:57:31,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:57:31,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:57:31,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:57:31,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:57:31,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:57:31,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:57:31,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:57:31,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:57:31,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:57:31,308 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:57:31,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:57:31,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:57:31,309 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:57:31,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:57:31,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:31,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:57:31,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:57:31,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:57:31,311 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:57:31,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:57:31,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:57:31,312 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_3b35c12d-a752-4eb2-97af-e741d85880e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 [2022-11-20 16:57:31,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:57:31,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:57:31,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:57:31,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:57:31,677 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:57:31,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-11-20 16:57:34,741 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:57:35,088 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:57:35,090 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-11-20 16:57:35,111 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/b1027e181/c5123864ba81469fb719a70c5288e7ac/FLAGab8028c79 [2022-11-20 16:57:35,131 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/b1027e181/c5123864ba81469fb719a70c5288e7ac [2022-11-20 16:57:35,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:57:35,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:57:35,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:35,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:57:35,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:57:35,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5036416f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35, skipping insertion in model container [2022-11-20 16:57:35,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:57:35,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:57:35,455 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_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:57:35,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:35,972 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:57:35,983 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_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-11-20 16:57:36,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:36,169 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:57:36,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36 WrapperNode [2022-11-20 16:57:36,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:36,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:36,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:57:36,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:57:36,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,459 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2386 [2022-11-20 16:57:36,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:36,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:57:36,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:57:36,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:57:36,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:57:36,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:57:36,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:57:36,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:57:36,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:36,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:57:36,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:57:36,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:57:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:57:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:57:37,439 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:57:37,441 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:03:45,417 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:03:45,462 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:03:45,463 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:03:45,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:03:45 BoogieIcfgContainer [2022-11-20 17:03:45,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:03:45,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:03:45,467 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:03:45,477 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:03:45,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:03:45" (1/1) ... [2022-11-20 17:03:45,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:03:45,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:45,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:03:45,540 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:03:45,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:03:45,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:45,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:48,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:03:58,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:04:08,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:04:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:11,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:04:11,111 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:04:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:04:11,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:11,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:04:22,767 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 17:04:22,776 INFO L158 Benchmark]: Toolchain (without parser) took 407638.91ms. Allocated memory was 134.2MB in the beginning and 998.2MB in the end (delta: 864.0MB). Free memory was 85.5MB in the beginning and 711.6MB in the end (delta: -626.1MB). Peak memory consumption was 239.5MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,777 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:04:22,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1031.35ms. Allocated memory is still 134.2MB. Free memory was 85.0MB in the beginning and 63.9MB in the end (delta: 21.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 302.04ms. Allocated memory is still 134.2MB. Free memory was 63.9MB in the beginning and 71.5MB in the end (delta: -7.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,780 INFO L158 Benchmark]: Boogie Preprocessor took 185.23ms. Allocated memory is still 134.2MB. Free memory was 71.5MB in the beginning and 58.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,781 INFO L158 Benchmark]: RCFGBuilder took 368805.08ms. Allocated memory was 134.2MB in the beginning and 998.2MB in the end (delta: 864.0MB). Free memory was 58.1MB in the beginning and 832.9MB in the end (delta: -774.8MB). Peak memory consumption was 598.4MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,782 INFO L158 Benchmark]: CodeCheck took 37307.94ms. Allocated memory is still 998.2MB. Free memory was 832.9MB in the beginning and 711.6MB in the end (delta: 121.3MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. [2022-11-20 17:04:22,788 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 0.25ms. Allocated memory is still 107.0MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1031.35ms. Allocated memory is still 134.2MB. Free memory was 85.0MB in the beginning and 63.9MB in the end (delta: 21.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 302.04ms. Allocated memory is still 134.2MB. Free memory was 63.9MB in the beginning and 71.5MB in the end (delta: -7.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.23ms. Allocated memory is still 134.2MB. Free memory was 71.5MB in the beginning and 58.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 368805.08ms. Allocated memory was 134.2MB in the beginning and 998.2MB in the end (delta: 864.0MB). Free memory was 58.1MB in the beginning and 832.9MB in the end (delta: -774.8MB). Peak memory consumption was 598.4MB. Max. memory is 16.1GB. * CodeCheck took 37307.94ms. Allocated memory is still 998.2MB. Free memory was 832.9MB in the beginning and 711.6MB in the end (delta: 121.3MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:04:23,009 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:04:23,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/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_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/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_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/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_3b35c12d-a752-4eb2-97af-e741d85880e8/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 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 --- 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 17:04:25,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:04:25,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:04:25,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:04:25,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:04:25,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:04:25,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:04:25,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:04:25,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:04:25,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:04:25,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:04:25,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:04:25,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:04:25,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:04:25,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:04:25,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:04:25,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:04:25,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:04:25,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:04:25,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:04:25,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:04:25,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:04:25,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:04:25,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:04:25,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:04:25,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:04:25,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:04:25,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:04:25,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:04:25,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:04:25,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:04:25,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:04:25,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:04:25,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:04:25,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:04:25,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:04:25,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:04:25,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:04:25,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:04:25,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:04:25,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:04:25,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:04:25,593 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:04:25,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:04:25,595 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:04:25,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:04:25,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:04:25,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:04:25,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:04:25,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:04:25,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:04:25,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:04:25,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:04:25,599 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:04:25,599 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:04:25,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:04:25,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:04:25,600 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:04:25,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:04:25,600 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:04:25,601 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:04:25,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:04:25,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:04:25,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:04:25,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:04:25,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:04:25,602 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:04:25,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:04:25,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:04:25,603 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:04:25,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:04:25,604 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_3b35c12d-a752-4eb2-97af-e741d85880e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82c3e47235c3d85e87986dc1ad354b4dcbf57cb820e4aab02d6ca07592347135 [2022-11-20 17:04:26,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:04:26,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:04:26,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:04:26,067 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:04:26,068 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:04:26,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-11-20 17:04:29,165 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:04:29,535 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:04:29,535 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c [2022-11-20 17:04:29,560 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/1f146c7b8/bcd3edb6b88341c69f36c9732d5d26bb/FLAGcd037cfe9 [2022-11-20 17:04:29,585 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/data/1f146c7b8/bcd3edb6b88341c69f36c9732d5d26bb [2022-11-20 17:04:29,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:04:29,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:04:29,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:04:29,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:04:29,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:04:29,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:29" (1/1) ... [2022-11-20 17:04:29,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ecbc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:29, skipping insertion in model container [2022-11-20 17:04:29,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:29" (1/1) ... [2022-11-20 17:04:29,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:04:29,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:04:29,877 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_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:04:30,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:04:30,361 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:04:30,375 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_3b35c12d-a752-4eb2-97af-e741d85880e8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:04:30,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:04:30,563 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:04:30,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30 WrapperNode [2022-11-20 17:04:30,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:04:30,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:04:30,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:04:30,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:04:30,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,750 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2386 [2022-11-20 17:04:30,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:04:30,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:04:30,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:04:30,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:04:30,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,883 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:04:30,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:04:30,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:04:30,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:04:30,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:30" (1/1) ... [2022-11-20 17:04:30,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:04:30,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:04:31,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:04:31,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:04:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:04:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:04:31,648 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:04:31,650 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:04:35,915 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:04:35,957 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:04:35,958 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:04:35,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:35 BoogieIcfgContainer [2022-11-20 17:04:35,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:04:35,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:04:35,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:04:35,971 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:04:35,971 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:35" (1/1) ... [2022-11-20 17:04:35,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:04:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:04:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:04:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:04:36,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:36,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:36,086 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 17:04:36,090 INFO L158 Benchmark]: Toolchain (without parser) took 6501.00ms. Allocated memory was 62.9MB in the beginning and 216.0MB in the end (delta: 153.1MB). Free memory was 33.3MB in the beginning and 111.5MB in the end (delta: -78.2MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,091 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:04:36,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 972.76ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 33.1MB in the beginning and 34.0MB in the end (delta: -869.5kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.56ms. Allocated memory is still 77.6MB. Free memory was 34.0MB in the beginning and 30.3MB in the end (delta: 3.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,093 INFO L158 Benchmark]: Boogie Preprocessor took 192.47ms. Allocated memory is still 77.6MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 21.4kB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,094 INFO L158 Benchmark]: RCFGBuilder took 5016.09ms. Allocated memory was 77.6MB in the beginning and 216.0MB in the end (delta: 138.4MB). Free memory was 30.3MB in the beginning and 117.8MB in the end (delta: -87.5MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,094 INFO L158 Benchmark]: CodeCheck took 127.87ms. Allocated memory is still 216.0MB. Free memory was 117.8MB in the beginning and 111.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:04:36,098 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 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 972.76ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 33.1MB in the beginning and 34.0MB in the end (delta: -869.5kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.56ms. Allocated memory is still 77.6MB. Free memory was 34.0MB in the beginning and 30.3MB in the end (delta: 3.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.47ms. Allocated memory is still 77.6MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 21.4kB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5016.09ms. Allocated memory was 77.6MB in the beginning and 216.0MB in the end (delta: 138.4MB). Free memory was 30.3MB in the beginning and 117.8MB in the end (delta: -87.5MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * CodeCheck took 127.87ms. Allocated memory is still 216.0MB. Free memory was 117.8MB in the beginning and 111.5MB 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 17:04:36,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b35c12d-a752-4eb2-97af-e741d85880e8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared