./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-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_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/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_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/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_d835cf62-007a-49bf-995c-7ebe355c9687/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 bac061c7726b102c7b0db9fb414ce34153c276836db2cfd659ba0f504fa4a0b0 --- 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 07:39:38,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:39:38,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:39:38,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:39:38,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:39:38,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:39:38,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:39:38,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:39:38,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:39:38,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:39:38,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:39:38,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:39:38,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:39:38,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:39:38,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:39:38,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:39:38,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:39:38,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:39:38,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:39:38,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:39:38,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:39:38,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:39:38,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:39:38,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:39:38,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:39:38,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:39:38,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:39:38,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:39:38,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:39:38,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:39:38,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:39:38,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:39:38,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:39:38,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:39:38,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:39:38,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:39:38,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:39:38,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:39:38,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:39:38,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:39:38,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:39:38,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 07:39:38,242 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:39:38,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:39:38,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:39:38,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:39:38,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:39:38,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:39:38,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:39:38,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:39:38,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:39:38,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:39:38,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:39:38,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:39:38,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:39:38,251 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:39:38,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:39:38,252 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:39:38,252 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:39:38,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:39:38,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:39:38,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:39:38,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:39:38,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:39:38,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:39:38,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:39:38,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:39:38,254 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_d835cf62-007a-49bf-995c-7ebe355c9687/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bac061c7726b102c7b0db9fb414ce34153c276836db2cfd659ba0f504fa4a0b0 [2022-11-16 07:39:38,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:39:38,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:39:38,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:39:38,585 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:39:38,586 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:39:38,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c [2022-11-16 07:39:38,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/ba5eb729a/44a5736157e64d9297f45cc4750759fa/FLAGd0ca5f651 [2022-11-16 07:39:39,447 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:39:39,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c [2022-11-16 07:39:39,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/ba5eb729a/44a5736157e64d9297f45cc4750759fa/FLAGd0ca5f651 [2022-11-16 07:39:39,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/ba5eb729a/44a5736157e64d9297f45cc4750759fa [2022-11-16 07:39:39,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:39:39,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:39:39,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:39:39,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:39:39,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:39:39,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:39:39" (1/1) ... [2022-11-16 07:39:39,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6967f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:39, skipping insertion in model container [2022-11-16 07:39:39,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:39:39" (1/1) ... [2022-11-16 07:39:39,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:39:39,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:39:39,972 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_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c[1014,1027] [2022-11-16 07:39:40,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:39:40,505 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:39:40,517 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_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c[1014,1027] [2022-11-16 07:39:40,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:39:40,884 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:39:40,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40 WrapperNode [2022-11-16 07:39:40,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:39:40,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:39:40,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:39:40,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:39:40,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:40,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,224 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5259 [2022-11-16 07:39:41,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:39:41,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:39:41,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:39:41,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:39:41,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,501 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:39:41,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:39:41,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:39:41,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:39:41,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:39:40" (1/1) ... [2022-11-16 07:39:41,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:39:41,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:39:41,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:39:41,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:39:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:39:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:39:42,340 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:39:42,343 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:39:47,423 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:40:20,081 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:40:20,081 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:40:20,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:40:20 BoogieIcfgContainer [2022-11-16 07:40:20,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:40:20,085 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:40:20,086 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:40:20,096 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:40:20,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:40:20" (1/1) ... [2022-11-16 07:40:20,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:40:20,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:40:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:40:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:40:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:40:20,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:40:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:40:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:40:24,996 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 07:40:35,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 07:40:45,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 07:40:49,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:40:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:40:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 07:40:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 07:40:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 07:40:49,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:40:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 07:41:01,633 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 07:41:01,641 INFO L158 Benchmark]: Toolchain (without parser) took 82045.74ms. Allocated memory was 130.0MB in the beginning and 5.7GB in the end (delta: 5.6GB). Free memory was 85.8MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 567.9MB. Max. memory is 16.1GB. [2022-11-16 07:41:01,642 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory was 107.1MB in the beginning and 107.0MB in the end (delta: 70.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:41:01,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1288.64ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 85.6MB in the beginning and 89.8MB in the end (delta: -4.2MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-16 07:41:01,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 339.66ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 70.7MB in the end (delta: 19.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-16 07:41:01,645 INFO L158 Benchmark]: Boogie Preprocessor took 338.36ms. Allocated memory is still 159.4MB. Free memory was 70.7MB in the beginning and 74.9MB in the end (delta: -4.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-11-16 07:41:01,645 INFO L158 Benchmark]: RCFGBuilder took 38518.70ms. Allocated memory was 159.4MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 74.9MB in the beginning and 4.4GB in the end (delta: -4.3GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2022-11-16 07:41:01,646 INFO L158 Benchmark]: CodeCheck took 41554.89ms. Allocated memory is still 5.7GB. Free memory was 4.4GB in the beginning and 5.1GB in the end (delta: -728.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:41:01,650 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 0.33ms. Allocated memory is still 130.0MB. Free memory was 107.1MB in the beginning and 107.0MB in the end (delta: 70.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1288.64ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 85.6MB in the beginning and 89.8MB in the end (delta: -4.2MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 339.66ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 70.7MB in the end (delta: 19.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 338.36ms. Allocated memory is still 159.4MB. Free memory was 70.7MB in the beginning and 74.9MB in the end (delta: -4.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * RCFGBuilder took 38518.70ms. Allocated memory was 159.4MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 74.9MB in the beginning and 4.4GB in the end (delta: -4.3GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * CodeCheck took 41554.89ms. Allocated memory is still 5.7GB. Free memory was 4.4GB in the beginning and 5.1GB in the end (delta: -728.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:41:01,883 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 07:41:01,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/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_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/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_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/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_d835cf62-007a-49bf-995c-7ebe355c9687/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 bac061c7726b102c7b0db9fb414ce34153c276836db2cfd659ba0f504fa4a0b0 --- 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 07:41:04,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:41:04,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:41:04,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:41:04,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:41:04,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:41:04,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:41:04,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:41:04,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:41:04,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:41:04,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:41:04,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:41:04,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:41:04,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:41:04,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:41:04,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:41:04,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:41:04,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:41:04,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:41:04,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:41:04,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:41:04,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:41:04,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:41:04,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:41:04,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:41:04,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:41:04,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:41:04,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:41:04,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:41:04,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:41:04,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:41:04,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:41:04,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:41:04,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:41:04,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:41:04,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:41:04,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:41:04,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:41:04,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:41:04,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:41:04,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:41:04,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 07:41:04,500 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:41:04,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:41:04,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:41:04,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:41:04,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:41:04,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:41:04,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:41:04,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:41:04,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:41:04,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:41:04,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:41:04,507 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 07:41:04,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 07:41:04,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 07:41:04,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:41:04,508 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:41:04,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:41:04,509 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:41:04,509 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:41:04,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:41:04,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:41:04,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:41:04,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:41:04,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:41:04,510 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 07:41:04,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 07:41:04,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:41:04,511 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 07:41:04,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 07:41:04,511 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_d835cf62-007a-49bf-995c-7ebe355c9687/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bac061c7726b102c7b0db9fb414ce34153c276836db2cfd659ba0f504fa4a0b0 [2022-11-16 07:41:04,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:41:04,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:41:04,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:41:04,948 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:41:04,949 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:41:04,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c [2022-11-16 07:41:05,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/4903aa71e/5a98d4bed4a349309b20ee6034a9253a/FLAG92be5385d [2022-11-16 07:41:05,810 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:41:05,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c [2022-11-16 07:41:05,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/4903aa71e/5a98d4bed4a349309b20ee6034a9253a/FLAG92be5385d [2022-11-16 07:41:05,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/data/4903aa71e/5a98d4bed4a349309b20ee6034a9253a [2022-11-16 07:41:05,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:41:05,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:41:05,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:41:05,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:41:05,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:41:05,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:05" (1/1) ... [2022-11-16 07:41:05,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136a86bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:05, skipping insertion in model container [2022-11-16 07:41:05,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:05" (1/1) ... [2022-11-16 07:41:05,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:41:06,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:41:06,302 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_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c[1014,1027] [2022-11-16 07:41:06,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:41:06,848 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:41:06,859 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_d835cf62-007a-49bf-995c-7ebe355c9687/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop2-back-serstep.c[1014,1027] [2022-11-16 07:41:07,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:41:07,180 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:41:07,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07 WrapperNode [2022-11-16 07:41:07,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:41:07,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:41:07,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:41:07,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:41:07,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,429 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3187 [2022-11-16 07:41:07,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:41:07,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:41:07,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:41:07,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:41:07,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:41:07,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:41:07,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:41:07,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:41:07,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:07" (1/1) ... [2022-11-16 07:41:07,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:41:07,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:41:07,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:41:07,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:41:07,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:41:07,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:41:08,453 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:41:08,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:41:24,295 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:41:24,362 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:41:24,362 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:41:24,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:24 BoogieIcfgContainer [2022-11-16 07:41:24,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:41:24,366 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:41:24,366 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:41:24,376 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:41:24,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:24" (1/1) ... [2022-11-16 07:41:24,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:41:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:41:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:41:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:41:24,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:24,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:24,509 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 07:41:24,516 INFO L158 Benchmark]: Toolchain (without parser) took 18581.96ms. Allocated memory was 73.4MB in the beginning and 369.1MB in the end (delta: 295.7MB). Free memory was 44.1MB in the beginning and 274.6MB in the end (delta: -230.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,516 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory is still 29.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:41:24,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1248.11ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 44.0MB in the beginning and 66.0MB in the end (delta: -22.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 245.56ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 61.2MB in the end (delta: 4.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,520 INFO L158 Benchmark]: Boogie Preprocessor took 245.37ms. Allocated memory is still 107.0MB. Free memory was 61.2MB in the beginning and 47.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,521 INFO L158 Benchmark]: RCFGBuilder took 16688.22ms. Allocated memory was 107.0MB in the beginning and 369.1MB in the end (delta: 262.1MB). Free memory was 47.1MB in the beginning and 280.9MB in the end (delta: -233.9MB). Peak memory consumption was 176.2MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,522 INFO L158 Benchmark]: CodeCheck took 147.08ms. Allocated memory is still 369.1MB. Free memory was 280.9MB in the beginning and 274.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 07:41:24,529 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 29.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1248.11ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 44.0MB in the beginning and 66.0MB in the end (delta: -22.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 245.56ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 61.2MB in the end (delta: 4.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 245.37ms. Allocated memory is still 107.0MB. Free memory was 61.2MB in the beginning and 47.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 16688.22ms. Allocated memory was 107.0MB in the beginning and 369.1MB in the end (delta: 262.1MB). Free memory was 47.1MB in the beginning and 280.9MB in the end (delta: -233.9MB). Peak memory consumption was 176.2MB. Max. memory is 16.1GB. * CodeCheck took 147.08ms. Allocated memory is still 369.1MB. Free memory was 280.9MB in the beginning and 274.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:41:24,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d835cf62-007a-49bf-995c-7ebe355c9687/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared