./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/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_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/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_c50c2af5-045f-4baa-9068-8da45c534893/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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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 17:47:38,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:38,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:38,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:38,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:38,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:38,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:38,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:38,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:38,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:38,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:38,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:38,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:38,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:38,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:38,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:38,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:38,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:38,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:38,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:38,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:38,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:38,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:38,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:38,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:38,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:38,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:38,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:38,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:38,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:38,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:38,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:38,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:38,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:38,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:38,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:38,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:38,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:38,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:38,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:38,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:38,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:47:38,242 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:38,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:38,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:38,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:38,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:38,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:38,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:38,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:47:38,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:38,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:38,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:38,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:38,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:38,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:38,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:38,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:38,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:38,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:38,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:38,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:38,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:38,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:38,249 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:47:38,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:47:38,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:38,249 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_c50c2af5-045f-4baa-9068-8da45c534893/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-20 17:47:38,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:38,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:38,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:38,566 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:38,566 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:38,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-20 17:47:41,679 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:42,039 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:42,040 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-20 17:47:42,054 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/12df33278/f63e65d624a1408b97276a750c6dd9f2/FLAG87bb082c1 [2022-11-20 17:47:42,069 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/12df33278/f63e65d624a1408b97276a750c6dd9f2 [2022-11-20 17:47:42,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:42,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:42,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:42,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:42,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:42,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:42" (1/1) ... [2022-11-20 17:47:42,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b3bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:42, skipping insertion in model container [2022-11-20 17:47:42,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:42" (1/1) ... [2022-11-20 17:47:42,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:42,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:42,333 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_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:47:42,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:42,728 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:42,740 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_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:47:42,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:43,004 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:43,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43 WrapperNode [2022-11-20 17:47:43,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:43,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:43,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:43,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:43,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,224 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-11-20 17:47:43,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:43,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:43,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:43,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:43,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:43,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:43,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:43,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:43,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:43,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:43,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:43,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:43,933 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:43,935 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:49:50,153 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:49:50,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:49:50,197 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:49:50,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:50 BoogieIcfgContainer [2022-11-20 17:49:50,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:49:50,202 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:49:50,202 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:49:50,213 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:49:50,213 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:50" (1/1) ... [2022-11-20 17:49:50,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:49:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:49:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:49:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:49:50,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:50,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:52,821 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 17:50:02,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:50:13,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:50:15,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:50:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:50:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:50:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:50:15,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:15,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:52:51,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:55:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:55:12,282 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 17:55:12,291 INFO L158 Benchmark]: Toolchain (without parser) took 450217.77ms. Allocated memory was 169.9MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 118.4MB in the beginning and 746.6MB in the end (delta: -628.3MB). Peak memory consumption was 680.6MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,292 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 169.9MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:12,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 931.39ms. Allocated memory was 169.9MB in the beginning and 232.8MB in the end (delta: 62.9MB). Free memory was 118.4MB in the beginning and 183.9MB in the end (delta: -65.5MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.11ms. Allocated memory is still 232.8MB. Free memory was 183.9MB in the beginning and 163.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,295 INFO L158 Benchmark]: Boogie Preprocessor took 146.67ms. Allocated memory is still 232.8MB. Free memory was 163.0MB in the beginning and 152.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,296 INFO L158 Benchmark]: RCFGBuilder took 126827.11ms. Allocated memory was 232.8MB in the beginning and 708.8MB in the end (delta: 476.1MB). Free memory was 152.5MB in the beginning and 372.8MB in the end (delta: -220.4MB). Peak memory consumption was 409.8MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,297 INFO L158 Benchmark]: CodeCheck took 322088.40ms. Allocated memory was 708.8MB in the beginning and 1.5GB in the end (delta: 767.6MB). Free memory was 372.8MB in the beginning and 746.6MB in the end (delta: -373.8MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. [2022-11-20 17:55:12,300 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 169.9MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 931.39ms. Allocated memory was 169.9MB in the beginning and 232.8MB in the end (delta: 62.9MB). Free memory was 118.4MB in the beginning and 183.9MB in the end (delta: -65.5MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.11ms. Allocated memory is still 232.8MB. Free memory was 183.9MB in the beginning and 163.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.67ms. Allocated memory is still 232.8MB. Free memory was 163.0MB in the beginning and 152.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 126827.11ms. Allocated memory was 232.8MB in the beginning and 708.8MB in the end (delta: 476.1MB). Free memory was 152.5MB in the beginning and 372.8MB in the end (delta: -220.4MB). Peak memory consumption was 409.8MB. Max. memory is 16.1GB. * CodeCheck took 322088.40ms. Allocated memory was 708.8MB in the beginning and 1.5GB in the end (delta: 767.6MB). Free memory was 372.8MB in the beginning and 746.6MB in the end (delta: -373.8MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:55:12,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/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 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_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/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_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/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_c50c2af5-045f-4baa-9068-8da45c534893/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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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 17:55:14,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:14,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:14,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:14,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:14,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:14,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:14,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:14,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:14,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:14,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:14,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:14,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:14,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:14,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:14,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:14,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:14,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:14,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:14,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:14,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:14,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:14,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:14,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:15,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:15,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:15,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:15,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:15,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:15,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:15,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:15,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:15,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:15,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:15,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:15,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:15,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:15,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:15,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:15,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:15,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:15,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:55:15,070 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:15,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:15,072 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:55:15,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:55:15,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:15,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:15,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:15,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:15,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:55:15,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:15,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:55:15,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:55:15,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:55:15,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:55:15,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:55:15,078 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:15,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:55:15,079 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:15,079 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:15,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:15,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:15,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:15,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:15,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:55:15,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:55:15,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:55:15,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:55:15,082 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:55:15,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:55:15,082 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_c50c2af5-045f-4baa-9068-8da45c534893/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-20 17:55:15,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:15,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:15,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:15,539 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:15,540 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:15,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-20 17:55:18,819 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:19,187 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:19,188 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-20 17:55:19,212 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/c7ad1f7e6/acaffd2f62ee43b7aac1be10d41c7689/FLAG78c07f504 [2022-11-20 17:55:19,230 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/data/c7ad1f7e6/acaffd2f62ee43b7aac1be10d41c7689 [2022-11-20 17:55:19,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:19,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:19,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:19,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:19,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:19,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:19" (1/1) ... [2022-11-20 17:55:19,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0814e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:19, skipping insertion in model container [2022-11-20 17:55:19,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:19" (1/1) ... [2022-11-20 17:55:19,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:19,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:19,556 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_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:55:19,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:19,947 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:19,957 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_c50c2af5-045f-4baa-9068-8da45c534893/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:55:20,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:20,126 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:20,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20 WrapperNode [2022-11-20 17:55:20,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:20,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:20,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:20,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:20,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,250 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-11-20 17:55:20,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:20,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:20,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:20,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:20,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:20,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:20,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:20,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:20,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:20" (1/1) ... [2022-11-20 17:55:20,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:20,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:20,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:20,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:20,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:21,053 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:21,055 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:24,170 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:24,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:24,222 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:55:24,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:24 BoogieIcfgContainer [2022-11-20 17:55:24,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:24,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:24,225 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:24,235 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:24,236 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:24" (1/1) ... [2022-11-20 17:55:24,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:55:24,316 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:55:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:55:24,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:24,362 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 17:55:24,368 INFO L158 Benchmark]: Toolchain (without parser) took 5133.37ms. Allocated memory was 86.0MB in the beginning and 172.0MB in the end (delta: 86.0MB). Free memory was 61.2MB in the beginning and 73.9MB in the end (delta: -12.6MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,369 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:24,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.36ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 48.0MB in the end (delta: 13.1MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.16ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 34.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,372 INFO L158 Benchmark]: Boogie Preprocessor took 157.61ms. Allocated memory is still 86.0MB. Free memory was 34.2MB in the beginning and 43.3MB in the end (delta: -9.1MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,372 INFO L158 Benchmark]: RCFGBuilder took 3815.09ms. Allocated memory was 86.0MB in the beginning and 172.0MB in the end (delta: 86.0MB). Free memory was 43.3MB in the beginning and 80.2MB in the end (delta: -36.9MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,373 INFO L158 Benchmark]: CodeCheck took 141.35ms. Allocated memory is still 172.0MB. Free memory was 80.2MB in the beginning and 73.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:55:24,383 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 0.33ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.36ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 48.0MB in the end (delta: 13.1MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.16ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 34.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.61ms. Allocated memory is still 86.0MB. Free memory was 34.2MB in the beginning and 43.3MB in the end (delta: -9.1MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3815.09ms. Allocated memory was 86.0MB in the beginning and 172.0MB in the end (delta: 86.0MB). Free memory was 43.3MB in the beginning and 80.2MB in the end (delta: -36.9MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * CodeCheck took 141.35ms. Allocated memory is still 172.0MB. Free memory was 80.2MB in the beginning and 73.9MB 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 17:55:24,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c50c2af5-045f-4baa-9068-8da45c534893/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared