./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/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_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/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_7bce4583-09d3-4402-88bc-98d117488da2/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 d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:52:43,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:52:43,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:52:44,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:52:44,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:52:44,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:52:44,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:52:44,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:52:44,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:52:44,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:52:44,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:52:44,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:52:44,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:52:44,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:52:44,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:52:44,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:52:44,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:52:44,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:52:44,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:52:44,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:52:44,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:52:44,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:52:44,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:52:44,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:52:44,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:52:44,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:52:44,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:52:44,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:52:44,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:52:44,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:52:44,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:52:44,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:52:44,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:52:44,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:52:44,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:52:44,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:52:44,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:52:44,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:52:44,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:52:44,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:52:44,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:52:44,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:52:44,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:52:44,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:52:44,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:52:44,085 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:52:44,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:52:44,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:52:44,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:52:44,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:52:44,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:52:44,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:52:44,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:52:44,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:52:44,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:52:44,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:52:44,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:52:44,089 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:52:44,089 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:52:44,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:52:44,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:52:44,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:52:44,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:52:44,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:52:44,090 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:52:44,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:52:44,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:52:44,096 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_7bce4583-09d3-4402-88bc-98d117488da2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba [2022-11-16 08:52:44,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:52:44,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:52:44,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:52:44,439 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:52:44,440 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:52:44,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-11-16 08:52:44,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/0b9fd8487/56e3b5ad545744e7876f68277efaf825/FLAG3a40df668 [2022-11-16 08:52:45,151 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:52:45,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-11-16 08:52:45,165 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/0b9fd8487/56e3b5ad545744e7876f68277efaf825/FLAG3a40df668 [2022-11-16 08:52:45,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/0b9fd8487/56e3b5ad545744e7876f68277efaf825 [2022-11-16 08:52:45,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:52:45,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:52:45,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:52:45,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:52:45,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:52:45,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:52:45" (1/1) ... [2022-11-16 08:52:45,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c41100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:45, skipping insertion in model container [2022-11-16 08:52:45,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:52:45" (1/1) ... [2022-11-16 08:52:45,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:52:45,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:52:45,751 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_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:52:46,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:52:46,081 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:52:46,092 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_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:52:46,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:52:46,264 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:52:46,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46 WrapperNode [2022-11-16 08:52:46,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:52:46,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:52:46,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:52:46,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:52:46,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,481 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2207 [2022-11-16 08:52:46,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:52:46,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:52:46,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:52:46,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:52:46,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,610 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:52:46,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:52:46,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:52:46,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:52:46,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:52:46" (1/1) ... [2022-11-16 08:52:46,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:52:46,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:52:46,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:52:46,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:52:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:52:46,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:52:47,136 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:52:47,139 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:52:49,484 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:52:56,030 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:52:56,030 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:52:56,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:52:56 BoogieIcfgContainer [2022-11-16 08:52:56,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:52:56,034 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:52:56,034 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:52:56,045 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:52:56,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:52:56" (1/1) ... [2022-11-16 08:52:56,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:52:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:52:56,124 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:52:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:52:56,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:56,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:53:08,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:53:18,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:53:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:53:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:53:19,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:53:19,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:19,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:54:05,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:54:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:54:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:54:49,218 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:54:49,227 INFO L158 Benchmark]: Toolchain (without parser) took 123790.67ms. Allocated memory was 113.2MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 75.4MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-16 08:54:49,229 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:54:49,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.81ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 55.4MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 08:54:49,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 217.98ms. Allocated memory is still 113.2MB. Free memory was 55.4MB in the beginning and 70.6MB in the end (delta: -15.2MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-11-16 08:54:49,232 INFO L158 Benchmark]: Boogie Preprocessor took 166.93ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 60.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:54:49,233 INFO L158 Benchmark]: RCFGBuilder took 9381.68ms. Allocated memory was 113.2MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 60.6MB in the beginning and 1.0GB in the end (delta: -954.8MB). Peak memory consumption was 436.7MB. Max. memory is 16.1GB. [2022-11-16 08:54:49,234 INFO L158 Benchmark]: CodeCheck took 113192.33ms. Allocated memory was 1.3GB in the beginning and 3.1GB in the end (delta: 1.8GB). Free memory was 1.0GB in the beginning and 1.7GB in the end (delta: -666.6MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-16 08:54:49,237 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 0.32ms. Allocated memory is still 113.2MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.81ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 55.4MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 217.98ms. Allocated memory is still 113.2MB. Free memory was 55.4MB in the beginning and 70.6MB in the end (delta: -15.2MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.93ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 60.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9381.68ms. Allocated memory was 113.2MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 60.6MB in the beginning and 1.0GB in the end (delta: -954.8MB). Peak memory consumption was 436.7MB. Max. memory is 16.1GB. * CodeCheck took 113192.33ms. Allocated memory was 1.3GB in the beginning and 3.1GB in the end (delta: 1.8GB). Free memory was 1.0GB in the beginning and 1.7GB in the end (delta: -666.6MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:54:49,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/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_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/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_7bce4583-09d3-4402-88bc-98d117488da2/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 d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:54:51,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:54:51,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:54:51,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:54:51,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:54:51,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:54:51,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:54:51,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:54:51,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:54:51,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:54:51,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:54:51,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:54:51,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:54:51,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:54:51,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:54:51,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:54:51,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:54:51,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:54:51,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:54:51,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:54:51,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:54:51,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:54:51,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:54:51,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:54:51,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:54:51,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:54:51,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:54:51,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:54:51,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:54:51,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:54:51,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:54:51,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:54:51,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:54:51,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:54:51,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:54:51,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:54:51,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:54:51,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:54:51,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:54:51,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:54:51,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:54:51,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:54:51,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:54:51,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:54:51,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:54:51,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:54:51,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:54:51,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:54:51,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:54:51,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:54:51,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:54:51,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:54:51,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:54:51,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:54:51,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:54:51,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:54:51,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:54:51,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:54:51,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:54:51,701 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:54:51,701 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:54:51,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:54:51,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:54:51,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:54:51,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:54:51,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:54:51,703 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:54:51,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:54:51,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:54:51,704 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:54:51,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:54:51,705 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_7bce4583-09d3-4402-88bc-98d117488da2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8d47521066b64c3dd20752926e1ed0f109f71af24dbe7d1255c7f065d546fba [2022-11-16 08:54:52,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:54:52,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:54:52,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:54:52,124 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:54:52,126 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:54:52,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-11-16 08:54:52,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/7d08f0758/93e34b566940483cbcbe0b2d4aa27d2e/FLAGac24c2977 [2022-11-16 08:54:52,820 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:54:52,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c [2022-11-16 08:54:52,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/7d08f0758/93e34b566940483cbcbe0b2d4aa27d2e/FLAGac24c2977 [2022-11-16 08:54:53,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/data/7d08f0758/93e34b566940483cbcbe0b2d4aa27d2e [2022-11-16 08:54:53,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:54:53,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:54:53,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:54:53,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:54:53,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:54:53,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:53,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c908717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53, skipping insertion in model container [2022-11-16 08:54:53,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:53,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:54:53,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:54:53,400 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_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:54:53,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:54:53,793 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:54:53,802 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_7bce4583-09d3-4402-88bc-98d117488da2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:54:53,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:54:53,931 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:54:53,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53 WrapperNode [2022-11-16 08:54:53,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:54:53,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:54:53,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:54:53,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:54:53,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:53,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,096 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1346 [2022-11-16 08:54:54,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:54:54,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:54:54,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:54:54,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:54:54,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:54:54,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:54:54,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:54:54,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:54:54,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:54:53" (1/1) ... [2022-11-16 08:54:54,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:54:54,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:54:54,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:54:54,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:54:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:54:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:54:54,745 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:54:54,747 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:54:56,584 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:54:56,615 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:54:56,616 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:54:56,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:54:56 BoogieIcfgContainer [2022-11-16 08:54:56,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:54:56,619 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:54:56,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:54:56,628 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:54:56,629 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:54:56" (1/1) ... [2022-11-16 08:54:56,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:54:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:54:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:54:56,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:54:56,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:56,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:56,734 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:54:56,739 INFO L158 Benchmark]: Toolchain (without parser) took 3642.55ms. Allocated memory was 62.9MB in the beginning and 136.3MB in the end (delta: 73.4MB). Free memory was 41.3MB in the beginning and 83.7MB in the end (delta: -42.5MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,739 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:54:56,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.41ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.1MB in the beginning and 46.4MB in the end (delta: -5.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.02ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 36.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,741 INFO L158 Benchmark]: Boogie Preprocessor took 111.25ms. Allocated memory is still 77.6MB. Free memory was 36.7MB in the beginning and 45.2MB in the end (delta: -8.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,742 INFO L158 Benchmark]: RCFGBuilder took 2409.10ms. Allocated memory was 77.6MB in the beginning and 136.3MB in the end (delta: 58.7MB). Free memory was 45.2MB in the beginning and 89.0MB in the end (delta: -43.8MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,743 INFO L158 Benchmark]: CodeCheck took 118.05ms. Allocated memory is still 136.3MB. Free memory was 89.0MB in the beginning and 83.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 08:54:56,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.41ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.1MB in the beginning and 46.4MB in the end (delta: -5.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.02ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 36.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.25ms. Allocated memory is still 77.6MB. Free memory was 36.7MB in the beginning and 45.2MB in the end (delta: -8.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2409.10ms. Allocated memory was 77.6MB in the beginning and 136.3MB in the end (delta: 58.7MB). Free memory was 45.2MB in the beginning and 89.0MB in the end (delta: -43.8MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * CodeCheck took 118.05ms. Allocated memory is still 136.3MB. Free memory was 89.0MB in the beginning and 83.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:54:56,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bce4583-09d3-4402-88bc-98d117488da2/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