./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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 e894b878cb09bcaf69458713c6553f4f522dc8d55daf829ecf1fcc9bbcd19b16 --- 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 07:45:25,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:45:25,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:45:25,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:45:25,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:45:25,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:45:25,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:45:25,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:45:25,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:45:25,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:45:25,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:45:25,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:45:25,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:45:25,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:45:25,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:45:25,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:45:25,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:45:25,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:45:25,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:45:25,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:45:25,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:45:25,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:45:25,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:45:25,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:45:25,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:45:25,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:45:25,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:45:25,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:45:25,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:45:25,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:45:25,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:45:25,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:45:25,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:45:25,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:45:25,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:45:25,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:45:25,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:45:25,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:45:25,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:45:25,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:45:25,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:45:25,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 07:45:25,612 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:45:25,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:45:25,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:45:25,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:45:25,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:45:25,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:45:25,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:45:25,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:45:25,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:45:25,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:45:25,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:45:25,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:45:25,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:45:25,620 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:45:25,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:45:25,621 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:45:25,621 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:45:25,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:45:25,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:45:25,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:45:25,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:45:25,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:45:25,622 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:45:25,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:45:25,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:45:25,623 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e894b878cb09bcaf69458713c6553f4f522dc8d55daf829ecf1fcc9bbcd19b16 [2022-11-16 07:45:25,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:45:25,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:45:25,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:45:25,910 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:45:25,911 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:45:25,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c [2022-11-16 07:45:25,985 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/3f3711200/9cf5a13172fe49eab8b42d4f38a130ce/FLAG4423f6347 [2022-11-16 07:45:26,609 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:45:26,610 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c [2022-11-16 07:45:26,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/3f3711200/9cf5a13172fe49eab8b42d4f38a130ce/FLAG4423f6347 [2022-11-16 07:45:27,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/3f3711200/9cf5a13172fe49eab8b42d4f38a130ce [2022-11-16 07:45:27,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:45:27,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:45:27,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:45:27,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:45:27,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:45:27,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:27" (1/1) ... [2022-11-16 07:45:27,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@779b5cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:27, skipping insertion in model container [2022-11-16 07:45:27,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:27" (1/1) ... [2022-11-16 07:45:27,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:45:27,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:45:27,362 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c[1014,1027] [2022-11-16 07:45:27,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:45:27,881 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:45:27,893 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c[1014,1027] [2022-11-16 07:45:28,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:45:28,124 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:45:28,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28 WrapperNode [2022-11-16 07:45:28,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:45:28,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:45:28,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:45:28,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:45:28,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,491 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4811 [2022-11-16 07:45:28,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:45:28,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:45:28,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:45:28,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:45:28,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,678 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:45:28,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:45:28,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:45:28,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:45:28,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28" (1/1) ... [2022-11-16 07:45:28,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:45:28,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:45:28,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:45:28,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:45:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:45:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:45:29,608 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:45:29,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:45:34,720 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:45:52,374 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:45:52,375 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:45:52,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:45:52 BoogieIcfgContainer [2022-11-16 07:45:52,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:45:52,379 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:45:52,380 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:45:52,394 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:45:52,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:45:52" (1/1) ... [2022-11-16 07:45:52,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:45:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:45:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:45:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:45:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:45:52,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:45:52,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:45:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:45:55,898 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 07:46:06,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 07:46:16,369 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 07:46:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:46:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 07:46:18,769 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 07:46:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 07:46:18,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:46:18,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:46:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 07:46:30,688 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 07:46:30,692 INFO L158 Benchmark]: Toolchain (without parser) took 63668.25ms. Allocated memory was 127.9MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 90.3MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 453.8MB. Max. memory is 16.1GB. [2022-11-16 07:46:30,693 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:46:30,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1100.34ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 82.6MB in the end (delta: 7.3MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2022-11-16 07:46:30,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 367.72ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 82.1MB in the beginning and 124.3MB in the end (delta: -42.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-16 07:46:30,695 INFO L158 Benchmark]: Boogie Preprocessor took 317.92ms. Allocated memory is still 195.0MB. Free memory was 124.3MB in the beginning and 118.9MB in the end (delta: 5.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-16 07:46:30,696 INFO L158 Benchmark]: RCFGBuilder took 23565.02ms. Allocated memory was 195.0MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 118.9MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-16 07:46:30,696 INFO L158 Benchmark]: CodeCheck took 38311.71ms. Allocated memory is still 5.7GB. Free memory was 4.8GB in the beginning and 5.2GB in the end (delta: -421.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:46:30,700 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 0.28ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1100.34ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 82.6MB in the end (delta: 7.3MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 367.72ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 82.1MB in the beginning and 124.3MB in the end (delta: -42.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 317.92ms. Allocated memory is still 195.0MB. Free memory was 124.3MB in the beginning and 118.9MB in the end (delta: 5.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 23565.02ms. Allocated memory was 195.0MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 118.9MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 38311.71ms. Allocated memory is still 5.7GB. Free memory was 4.8GB in the beginning and 5.2GB in the end (delta: -421.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:46:30,935 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 07:46:30,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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 e894b878cb09bcaf69458713c6553f4f522dc8d55daf829ecf1fcc9bbcd19b16 --- 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 07:46:33,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:46:33,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:46:33,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:46:33,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:46:33,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:46:33,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:46:33,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:46:33,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:46:33,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:46:33,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:46:33,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:46:33,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:46:33,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:46:33,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:46:33,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:46:33,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:46:33,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:46:33,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:46:33,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:46:33,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:46:33,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:46:33,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:46:33,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:46:33,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:46:33,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:46:33,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:46:33,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:46:33,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:46:33,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:46:33,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:46:33,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:46:33,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:46:33,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:46:33,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:46:33,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:46:33,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:46:33,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:46:33,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:46:33,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:46:33,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:46:33,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 07:46:33,203 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:46:33,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:46:33,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:46:33,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:46:33,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:46:33,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:46:33,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:46:33,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:46:33,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:46:33,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:46:33,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:46:33,210 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 07:46:33,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 07:46:33,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 07:46:33,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:46:33,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:46:33,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:46:33,211 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:46:33,211 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:46:33,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:46:33,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:46:33,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:46:33,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:46:33,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:46:33,212 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 07:46:33,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 07:46:33,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:46:33,213 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 07:46:33,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 07:46:33,213 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e894b878cb09bcaf69458713c6553f4f522dc8d55daf829ecf1fcc9bbcd19b16 [2022-11-16 07:46:33,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:46:33,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:46:33,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:46:33,639 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:46:33,640 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:46:33,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c [2022-11-16 07:46:33,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/4f7ea575f/9dc58d7b6fe3442c887a3400443839d3/FLAGfba6f2bd2 [2022-11-16 07:46:34,470 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:46:34,473 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c [2022-11-16 07:46:34,500 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/4f7ea575f/9dc58d7b6fe3442c887a3400443839d3/FLAGfba6f2bd2 [2022-11-16 07:46:34,624 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/data/4f7ea575f/9dc58d7b6fe3442c887a3400443839d3 [2022-11-16 07:46:34,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:46:34,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:46:34,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:46:34,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:46:34,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:46:34,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:46:34" (1/1) ... [2022-11-16 07:46:34,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@350d8c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:34, skipping insertion in model container [2022-11-16 07:46:34,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:46:34" (1/1) ... [2022-11-16 07:46:34,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:46:34,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:46:34,964 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c[1014,1027] [2022-11-16 07:46:35,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:46:35,546 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:46:35,566 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_d1285eac-fd8c-4630-a6e7-3adf3694bb30/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.1.prop1-back-serstep.c[1014,1027] [2022-11-16 07:46:35,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:46:35,777 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:46:35,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35 WrapperNode [2022-11-16 07:46:35,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:46:35,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:46:35,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:46:35,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:46:35,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:35,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:35,975 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2907 [2022-11-16 07:46:35,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:46:35,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:46:35,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:46:35,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:46:35,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:35,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,105 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:46:36,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:46:36,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:46:36,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:46:36,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:46:35" (1/1) ... [2022-11-16 07:46:36,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:46:36,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:46:36,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:46:36,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:46:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:46:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:46:36,981 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:46:36,983 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:46:44,846 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:46:44,899 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:46:44,899 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:46:44,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:46:44 BoogieIcfgContainer [2022-11-16 07:46:44,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:46:44,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:46:44,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:46:44,913 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:46:44,914 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:46:44" (1/1) ... [2022-11-16 07:46:44,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:46:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:46:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:46:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:46:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:46:44,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:46:44,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:46:45,043 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 07:46:45,048 INFO L158 Benchmark]: Toolchain (without parser) took 10418.33ms. Allocated memory was 67.1MB in the beginning and 283.1MB in the end (delta: 216.0MB). Free memory was 43.5MB in the beginning and 128.9MB in the end (delta: -85.4MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,049 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:46:45,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1150.84ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 50.6MB in the end (delta: -7.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.43ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 977.2kB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,052 INFO L158 Benchmark]: Boogie Preprocessor took 169.31ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 37.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,054 INFO L158 Benchmark]: RCFGBuilder took 8756.01ms. Allocated memory was 94.4MB in the beginning and 283.1MB in the end (delta: 188.7MB). Free memory was 37.1MB in the beginning and 135.2MB in the end (delta: -98.2MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,054 INFO L158 Benchmark]: CodeCheck took 142.55ms. Allocated memory is still 283.1MB. Free memory was 135.2MB in the beginning and 128.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 07:46:45,063 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 0.27ms. Allocated memory is still 67.1MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1150.84ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 50.6MB in the end (delta: -7.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.43ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 977.2kB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.31ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 37.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8756.01ms. Allocated memory was 94.4MB in the beginning and 283.1MB in the end (delta: 188.7MB). Free memory was 37.1MB in the beginning and 135.2MB in the end (delta: -98.2MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. * CodeCheck took 142.55ms. Allocated memory is still 283.1MB. Free memory was 135.2MB in the beginning and 128.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:46:45,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1285eac-fd8c-4630-a6e7-3adf3694bb30/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