./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b93a489c55032d515c3f195856c2d6f555292041e7c2e53e71384742a6ca3964 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:40:24,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:40:24,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:40:24,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:40:24,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:40:24,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:40:24,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:40:24,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:40:24,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:40:24,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:40:24,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:40:24,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:40:24,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:40:24,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:40:24,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:40:24,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:40:24,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:40:24,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:40:24,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:40:24,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:40:24,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:40:24,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:40:24,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:40:24,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:40:24,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:40:24,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:40:24,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:40:24,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:40:24,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:40:24,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:40:24,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:40:24,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:40:24,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:40:24,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:40:24,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:40:24,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:40:24,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:40:24,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:40:24,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:40:24,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:40:24,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:40:24,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:40:24,558 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:40:24,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:40:24,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:40:24,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:40:24,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:40:24,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:40:24,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:40:24,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:40:24,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:40:24,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:40:24,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:40:24,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:40:24,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:40:24,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:40:24,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:40:24,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:40:24,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:40:24,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:40:24,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:40:24,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:40:24,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:40:24,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:40:24,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:40:24,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:40:24,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:40:24,567 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_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b93a489c55032d515c3f195856c2d6f555292041e7c2e53e71384742a6ca3964 [2022-11-16 08:40:24,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:40:24,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:40:24,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:40:24,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:40:24,876 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:40:24,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c [2022-11-16 08:40:24,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/debf9d771/306f361081ef45febb4410d4e48a3a4e/FLAGd75d51f23 [2022-11-16 08:40:25,739 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:40:25,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c [2022-11-16 08:40:25,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/debf9d771/306f361081ef45febb4410d4e48a3a4e/FLAGd75d51f23 [2022-11-16 08:40:25,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/debf9d771/306f361081ef45febb4410d4e48a3a4e [2022-11-16 08:40:25,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:40:25,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:40:25,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:40:25,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:40:25,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:40:25,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:40:25" (1/1) ... [2022-11-16 08:40:25,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bcbf74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:25, skipping insertion in model container [2022-11-16 08:40:25,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:40:25" (1/1) ... [2022-11-16 08:40:25,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:40:25,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:40:26,247 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c[1014,1027] [2022-11-16 08:40:26,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:40:26,864 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:40:26,880 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c[1014,1027] [2022-11-16 08:40:27,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:40:27,280 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:40:27,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27 WrapperNode [2022-11-16 08:40:27,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:40:27,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:40:27,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:40:27,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:40:27,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,742 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6602 [2022-11-16 08:40:27,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:40:27,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:40:27,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:40:27,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:40:27,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:27,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:28,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:28,052 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:28,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:28,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:40:28,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:40:28,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:40:28,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:40:28,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:27" (1/1) ... [2022-11-16 08:40:28,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:40:28,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:40:28,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:40:28,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:40:28,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:40:28,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:40:29,179 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:40:29,181 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:40:35,298 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:41:09,299 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:41:09,299 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:41:09,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:41:09 BoogieIcfgContainer [2022-11-16 08:41:09,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:41:09,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:41:09,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:41:09,314 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:41:09,314 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:41:09" (1/1) ... [2022-11-16 08:41:09,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:41:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:09,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:41:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:41:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:41:09,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:25,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:41:36,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:41:41,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:41:41,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:41:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:41:41,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:41:41,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:41,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:41:54,082 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) [2022-11-16 08:41:54,088 INFO L158 Benchmark]: Toolchain (without parser) took 88234.81ms. Allocated memory was 136.3MB in the beginning and 8.2GB in the end (delta: 8.1GB). Free memory was 96.7MB in the beginning and 7.9GB in the end (delta: -7.8GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2022-11-16 08:41:54,090 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:41:54,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1426.10ms. Allocated memory was 136.3MB in the beginning and 226.5MB in the end (delta: 90.2MB). Free memory was 96.7MB in the beginning and 136.8MB in the end (delta: -40.1MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2022-11-16 08:41:54,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 461.94ms. Allocated memory is still 226.5MB. Free memory was 136.8MB in the beginning and 137.7MB in the end (delta: -835.0kB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2022-11-16 08:41:54,093 INFO L158 Benchmark]: Boogie Preprocessor took 372.88ms. Allocated memory is still 226.5MB. Free memory was 137.7MB in the beginning and 115.1MB in the end (delta: 22.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 08:41:54,094 INFO L158 Benchmark]: RCFGBuilder took 41183.15ms. Allocated memory was 226.5MB in the beginning and 8.2GB in the end (delta: 8.0GB). Free memory was 115.1MB in the beginning and 7.6GB in the end (delta: -7.5GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2022-11-16 08:41:54,094 INFO L158 Benchmark]: CodeCheck took 44784.86ms. Allocated memory is still 8.2GB. Free memory was 7.6GB in the beginning and 7.9GB in the end (delta: -322.2MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-11-16 08:41:54,099 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 0.31ms. Allocated memory is still 81.8MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1426.10ms. Allocated memory was 136.3MB in the beginning and 226.5MB in the end (delta: 90.2MB). Free memory was 96.7MB in the beginning and 136.8MB in the end (delta: -40.1MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 461.94ms. Allocated memory is still 226.5MB. Free memory was 136.8MB in the beginning and 137.7MB in the end (delta: -835.0kB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 372.88ms. Allocated memory is still 226.5MB. Free memory was 137.7MB in the beginning and 115.1MB in the end (delta: 22.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 41183.15ms. Allocated memory was 226.5MB in the beginning and 8.2GB in the end (delta: 8.0GB). Free memory was 115.1MB in the beginning and 7.6GB in the end (delta: -7.5GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * CodeCheck took 44784.86ms. Allocated memory is still 8.2GB. Free memory was 7.6GB in the beginning and 7.9GB in the end (delta: -322.2MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:41:54,327 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 08:41:54,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b93a489c55032d515c3f195856c2d6f555292041e7c2e53e71384742a6ca3964 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:41:56,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:41:56,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:41:56,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:41:56,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:41:56,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:41:56,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:41:56,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:41:56,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:41:56,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:41:56,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:41:56,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:41:56,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:41:56,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:41:56,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:41:56,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:41:56,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:41:56,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:41:56,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:41:56,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:41:56,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:41:56,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:41:56,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:41:56,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:41:56,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:41:56,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:41:56,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:41:56,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:41:56,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:41:56,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:41:56,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:41:56,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:41:56,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:41:56,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:41:56,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:41:56,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:41:56,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:41:56,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:41:56,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:41:56,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:41:56,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:41:56,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:41:56,843 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:41:56,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:41:56,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:41:56,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:41:56,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:41:56,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:41:56,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:41:56,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:41:56,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:41:56,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:41:56,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:41:56,864 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:41:56,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:41:56,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:41:56,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:41:56,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:41:56,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:41:56,865 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:41:56,866 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:41:56,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:41:56,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:41:56,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:41:56,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:41:56,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:41:56,868 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:41:56,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:41:56,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:41:56,868 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:41:56,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:41:56,869 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_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b93a489c55032d515c3f195856c2d6f555292041e7c2e53e71384742a6ca3964 [2022-11-16 08:41:57,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:41:57,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:41:57,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:41:57,297 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:41:57,298 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:41:57,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c [2022-11-16 08:41:57,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/5721c9715/3397fbf308b44c6da89afa321bdabeea/FLAG8342030a9 [2022-11-16 08:41:58,081 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:41:58,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c [2022-11-16 08:41:58,139 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/5721c9715/3397fbf308b44c6da89afa321bdabeea/FLAG8342030a9 [2022-11-16 08:41:58,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/data/5721c9715/3397fbf308b44c6da89afa321bdabeea [2022-11-16 08:41:58,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:41:58,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:41:58,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:41:58,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:41:58,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:41:58,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:58" (1/1) ... [2022-11-16 08:41:58,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2aea93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:58, skipping insertion in model container [2022-11-16 08:41:58,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:58" (1/1) ... [2022-11-16 08:41:58,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:41:58,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:41:58,565 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c[1014,1027] [2022-11-16 08:41:59,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:41:59,242 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:41:59,254 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-back-serstep.c[1014,1027] [2022-11-16 08:41:59,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:41:59,518 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:41:59,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59 WrapperNode [2022-11-16 08:41:59,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:41:59,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:41:59,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:41:59,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:41:59,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,812 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4131 [2022-11-16 08:41:59,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:41:59,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:41:59,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:41:59,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:41:59,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:41:59,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:42:00,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:42:00,021 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:42:00,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:42:00,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:42:00,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:42:00,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:42:00,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:42:00,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:59" (1/1) ... [2022-11-16 08:42:00,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:42:00,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:42:00,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:42:00,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:42:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:42:00,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:42:00,975 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:42:00,977 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:42:12,999 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:42:13,072 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:42:13,073 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:42:13,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:42:13 BoogieIcfgContainer [2022-11-16 08:42:13,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:42:13,076 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:42:13,076 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:42:13,086 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:42:13,087 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:42:13" (1/1) ... [2022-11-16 08:42:13,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:42:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:42:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:42:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:42:13,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:13,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:13,228 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:42:13,232 INFO L158 Benchmark]: Toolchain (without parser) took 15000.82ms. Allocated memory was 50.3MB in the beginning and 731.9MB in the end (delta: 681.6MB). Free memory was 31.6MB in the beginning and 420.3MB in the end (delta: -388.7MB). Peak memory consumption was 292.9MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,233 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:42:13,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1285.24ms. Allocated memory was 50.3MB in the beginning and 104.9MB in the end (delta: 54.5MB). Free memory was 31.5MB in the beginning and 57.0MB in the end (delta: -25.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 290.66ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 44.1MB in the end (delta: 12.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,235 INFO L158 Benchmark]: Boogie Preprocessor took 266.00ms. Allocated memory is still 104.9MB. Free memory was 44.1MB in the beginning and 37.4MB in the end (delta: 6.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,236 INFO L158 Benchmark]: RCFGBuilder took 12994.22ms. Allocated memory was 104.9MB in the beginning and 731.9MB in the end (delta: 627.0MB). Free memory was 37.4MB in the beginning and 426.7MB in the end (delta: -389.3MB). Peak memory consumption was 347.7MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,237 INFO L158 Benchmark]: CodeCheck took 154.10ms. Allocated memory is still 731.9MB. Free memory was 426.7MB in the beginning and 420.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:42:13,249 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 0.22ms. Allocated memory is still 50.3MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1285.24ms. Allocated memory was 50.3MB in the beginning and 104.9MB in the end (delta: 54.5MB). Free memory was 31.5MB in the beginning and 57.0MB in the end (delta: -25.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 290.66ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 44.1MB in the end (delta: 12.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 266.00ms. Allocated memory is still 104.9MB. Free memory was 44.1MB in the beginning and 37.4MB in the end (delta: 6.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12994.22ms. Allocated memory was 104.9MB in the beginning and 731.9MB in the end (delta: 627.0MB). Free memory was 37.4MB in the beginning and 426.7MB in the end (delta: -389.3MB). Peak memory consumption was 347.7MB. Max. memory is 16.1GB. * CodeCheck took 154.10ms. Allocated memory is still 731.9MB. Free memory was 426.7MB in the beginning and 420.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:42:13,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e068e71-c123-4bcd-9d59-5cd73169d3f7/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared