./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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 142df00a846bef990d8e557162e59ae6a99c58660a380b8887782b7f291ad4fb --- 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 06:26:32,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:26:32,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:26:32,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:26:32,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:26:32,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:26:32,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:26:32,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:26:32,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:26:32,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:26:32,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:26:32,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:26:32,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:26:32,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:26:32,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:26:32,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:26:32,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:26:32,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:26:32,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:26:32,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:26:32,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:26:32,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:26:32,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:26:32,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:26:32,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:26:32,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:26:32,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:26:32,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:26:32,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:26:32,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:26:32,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:26:32,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:26:32,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:26:32,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:26:32,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:26:32,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:26:32,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:26:32,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:26:32,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:26:32,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:26:32,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:26:32,955 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:26:33,002 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:26:33,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:26:33,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:26:33,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:26:33,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:26:33,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:26:33,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:26:33,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:26:33,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:26:33,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:26:33,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:26:33,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:26:33,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:26:33,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:26:33,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:26:33,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:26:33,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:26:33,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:26:33,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:26:33,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:26:33,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:26:33,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:26:33,017 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:26:33,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:26:33,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:26:33,018 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142df00a846bef990d8e557162e59ae6a99c58660a380b8887782b7f291ad4fb [2022-11-16 06:26:33,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:26:33,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:26:33,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:26:33,392 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:26:33,393 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:26:33,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c [2022-11-16 06:26:33,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/de0d88570/68cf9b6bd4a646b0b4e566adfdf266de/FLAG8cef9edc6 [2022-11-16 06:26:34,367 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:26:34,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c [2022-11-16 06:26:34,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/de0d88570/68cf9b6bd4a646b0b4e566adfdf266de/FLAG8cef9edc6 [2022-11-16 06:26:34,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/de0d88570/68cf9b6bd4a646b0b4e566adfdf266de [2022-11-16 06:26:34,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:26:34,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:26:34,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:26:34,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:26:34,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:26:34,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:34" (1/1) ... [2022-11-16 06:26:34,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c44fc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:34, skipping insertion in model container [2022-11-16 06:26:34,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:34" (1/1) ... [2022-11-16 06:26:34,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:26:34,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:26:35,035 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c[1014,1027] [2022-11-16 06:26:35,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:26:35,823 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:26:35,836 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c[1014,1027] [2022-11-16 06:26:36,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:26:36,142 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:26:36,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36 WrapperNode [2022-11-16 06:26:36,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:26:36,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:26:36,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:26:36,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:26:36,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,517 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6055 [2022-11-16 06:26:36,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:26:36,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:26:36,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:26:36,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:26:36,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:26:36,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:26:36,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:26:36,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:26:36,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:36" (1/1) ... [2022-11-16 06:26:36,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:26:36,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:26:36,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:26:37,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:26:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:26:37,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:26:37,980 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:26:37,983 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:26:45,609 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:27:14,570 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:27:14,570 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:27:14,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:14 BoogieIcfgContainer [2022-11-16 06:27:14,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:27:14,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:27:14,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:27:14,589 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:27:14,589 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:14" (1/1) ... [2022-11-16 06:27:14,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:27:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:27:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:27:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:27:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:27:14,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:27:14,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:27:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:27:22,723 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 06:27:33,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:27:43,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:27:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:27:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 06:27:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 06:27:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 06:27:46,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:27:46,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:27:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 06:27:59,417 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 06:27:59,422 INFO L158 Benchmark]: Toolchain (without parser) took 84936.68ms. Allocated memory was 107.0MB in the beginning and 11.4GB in the end (delta: 11.3GB). Free memory was 67.9MB in the beginning and 11.0GB in the end (delta: -11.0GB). Peak memory consumption was 784.4MB. Max. memory is 16.1GB. [2022-11-16 06:27:59,423 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:27:59,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1657.52ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 67.7MB in the beginning and 64.4MB in the end (delta: 3.3MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:59,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 375.30ms. Allocated memory was 132.1MB in the beginning and 199.2MB in the end (delta: 67.1MB). Free memory was 64.4MB in the beginning and 113.9MB in the end (delta: -49.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-11-16 06:27:59,425 INFO L158 Benchmark]: Boogie Preprocessor took 361.65ms. Allocated memory is still 199.2MB. Free memory was 113.9MB in the beginning and 86.1MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-16 06:27:59,426 INFO L158 Benchmark]: RCFGBuilder took 37690.15ms. Allocated memory was 199.2MB in the beginning and 11.4GB in the end (delta: 11.2GB). Free memory was 86.1MB in the beginning and 10.5GB in the end (delta: -10.4GB). Peak memory consumption was 982.3MB. Max. memory is 16.1GB. [2022-11-16 06:27:59,427 INFO L158 Benchmark]: CodeCheck took 44845.71ms. Allocated memory is still 11.4GB. Free memory was 10.5GB in the beginning and 11.0GB in the end (delta: -537.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:27:59,432 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 0.75ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1657.52ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 67.7MB in the beginning and 64.4MB in the end (delta: 3.3MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 375.30ms. Allocated memory was 132.1MB in the beginning and 199.2MB in the end (delta: 67.1MB). Free memory was 64.4MB in the beginning and 113.9MB in the end (delta: -49.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 361.65ms. Allocated memory is still 199.2MB. Free memory was 113.9MB in the beginning and 86.1MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 37690.15ms. Allocated memory was 199.2MB in the beginning and 11.4GB in the end (delta: 11.2GB). Free memory was 86.1MB in the beginning and 10.5GB in the end (delta: -10.4GB). Peak memory consumption was 982.3MB. Max. memory is 16.1GB. * CodeCheck took 44845.71ms. Allocated memory is still 11.4GB. Free memory was 10.5GB in the beginning and 11.0GB in the end (delta: -537.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:27:59,662 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 06:27:59,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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 142df00a846bef990d8e557162e59ae6a99c58660a380b8887782b7f291ad4fb --- 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 06:28:02,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:28:02,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:28:02,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:28:02,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:28:02,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:28:02,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:28:02,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:28:02,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:28:02,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:28:02,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:28:02,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:28:02,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:28:02,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:28:02,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:28:02,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:28:02,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:28:02,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:28:02,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:28:02,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:28:02,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:28:02,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:28:02,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:28:02,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:28:02,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:28:02,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:28:02,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:28:02,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:28:02,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:28:02,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:28:02,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:28:02,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:28:02,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:28:02,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:28:02,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:28:02,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:28:02,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:28:02,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:28:02,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:28:02,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:28:02,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:28:02,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:28:02,370 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:28:02,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:28:02,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:28:02,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:28:02,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:28:02,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:28:02,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:28:02,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:28:02,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:28:02,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:28:02,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:28:02,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:28:02,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:28:02,379 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:28:02,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:28:02,380 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:28:02,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:28:02,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:28:02,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:28:02,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:28:02,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:28:02,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:28:02,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:28:02,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:28:02,385 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:28:02,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:28:02,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:28:02,386 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:28:02,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:28:02,387 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142df00a846bef990d8e557162e59ae6a99c58660a380b8887782b7f291ad4fb [2022-11-16 06:28:02,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:28:02,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:28:02,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:28:02,900 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:28:02,904 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:28:02,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c [2022-11-16 06:28:02,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/fb23e8619/4f80f5a0c6af45089b770c7157ca299a/FLAGcfc21d4dc [2022-11-16 06:28:03,926 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:28:03,927 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c [2022-11-16 06:28:03,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/fb23e8619/4f80f5a0c6af45089b770c7157ca299a/FLAGcfc21d4dc [2022-11-16 06:28:03,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/data/fb23e8619/4f80f5a0c6af45089b770c7157ca299a [2022-11-16 06:28:03,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:28:03,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:28:03,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:28:03,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:28:04,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:28:04,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:28:03" (1/1) ... [2022-11-16 06:28:04,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26bdac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:04, skipping insertion in model container [2022-11-16 06:28:04,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:28:03" (1/1) ... [2022-11-16 06:28:04,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:28:04,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:28:04,364 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c[1014,1027] [2022-11-16 06:28:05,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:28:05,130 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:28:05,144 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_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.7.prop1-back-serstep.c[1014,1027] [2022-11-16 06:28:05,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:28:05,475 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:28:05,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05 WrapperNode [2022-11-16 06:28:05,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:28:05,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:28:05,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:28:05,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:28:05,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,760 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3759 [2022-11-16 06:28:05,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:28:05,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:28:05,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:28:05,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:28:05,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,956 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:05,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:06,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:28:06,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:28:06,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:28:06,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:28:06,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:05" (1/1) ... [2022-11-16 06:28:06,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:28:06,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:28:06,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:28:06,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:28:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:28:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:28:06,996 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:28:06,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:28:24,807 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:28:24,877 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:28:24,877 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:28:24,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:28:24 BoogieIcfgContainer [2022-11-16 06:28:24,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:28:24,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:28:24,882 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:28:24,894 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:28:24,894 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:28:24" (1/1) ... [2022-11-16 06:28:24,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:28:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:28:25,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:28:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:28:25,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:28:25,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:28:25,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:28:25,057 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 06:28:25,065 INFO L158 Benchmark]: Toolchain (without parser) took 21068.53ms. Allocated memory was 73.4MB in the beginning and 444.6MB in the end (delta: 371.2MB). Free memory was 49.3MB in the beginning and 336.7MB in the end (delta: -287.4MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,065 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:28:25,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1482.67ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 44.2MB in the end (delta: 4.9MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 281.23ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 35.7MB in the end (delta: 8.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,070 INFO L158 Benchmark]: Boogie Preprocessor took 243.71ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 35.7MB in the beginning and 84.1MB in the end (delta: -48.3MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,071 INFO L158 Benchmark]: RCFGBuilder took 18873.32ms. Allocated memory was 148.9MB in the beginning and 444.6MB in the end (delta: 295.7MB). Free memory was 84.1MB in the beginning and 343.1MB in the end (delta: -259.0MB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,072 INFO L158 Benchmark]: CodeCheck took 179.75ms. Allocated memory is still 444.6MB. Free memory was 343.1MB in the beginning and 336.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 06:28:25,083 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 0.40ms. Allocated memory is still 73.4MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1482.67ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 44.2MB in the end (delta: 4.9MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 281.23ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 35.7MB in the end (delta: 8.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 243.71ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 35.7MB in the beginning and 84.1MB in the end (delta: -48.3MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * RCFGBuilder took 18873.32ms. Allocated memory was 148.9MB in the beginning and 444.6MB in the end (delta: 295.7MB). Free memory was 84.1MB in the beginning and 343.1MB in the end (delta: -259.0MB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. * CodeCheck took 179.75ms. Allocated memory is still 444.6MB. Free memory was 343.1MB in the beginning and 336.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:28:25,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e92ef3-fa82-4044-9b76-19d38dbcb99f/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