./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg --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 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 --- 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-b5237d8 [2022-11-21 22:33:25,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:33:25,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:33:25,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:33:25,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:33:25,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:33:25,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:33:25,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:33:25,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:33:25,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:33:25,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:33:25,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:33:25,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:33:25,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:33:25,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:33:25,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:33:25,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:33:25,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:33:25,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:33:25,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:33:25,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:33:25,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:33:25,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:33:25,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:33:25,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:33:25,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:33:25,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:33:25,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:33:25,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:33:25,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:33:25,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:33:25,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:33:25,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:33:25,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:33:25,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:33:25,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:33:25,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:33:25,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:33:25,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:33:25,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:33:25,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:33:25,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:33:25,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:33:25,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:33:25,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:33:25,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:33:25,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:33:25,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:33:25,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:33:25,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:33:25,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:33:25,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:33:25,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:33:25,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:33:25,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:33:25,664 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:33:25,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:33:25,665 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:33:25,665 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:33:25,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:33:25,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:25,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:33:25,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:33:25,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:33:25,667 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:33:25,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:33:25,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:33:25,668 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_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 [2022-11-21 22:33:25,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:33:25,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:33:25,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:33:25,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:33:25,990 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:33:25,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-21 22:33:29,271 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:33:29,631 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:33:29,632 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-21 22:33:29,649 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/6516803ca/f1058790e9844451a555c6bcc4ea9ea0/FLAG56e1b6a6d [2022-11-21 22:33:29,666 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/6516803ca/f1058790e9844451a555c6bcc4ea9ea0 [2022-11-21 22:33:29,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:33:29,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:33:29,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:29,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:33:29,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:33:29,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:29" (1/1) ... [2022-11-21 22:33:29,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5885e93f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:29, skipping insertion in model container [2022-11-21 22:33:29,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:29" (1/1) ... [2022-11-21 22:33:29,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:33:29,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:33:29,944 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-21 22:33:30,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:30,395 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:33:30,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-21 22:33:30,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:30,533 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:33:30,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30 WrapperNode [2022-11-21 22:33:30,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:30,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:30,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:33:30,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:33:30,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,740 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1776 [2022-11-21 22:33:30,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:30,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:33:30,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:33:30,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:33:30,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,815 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:33:30,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:33:30,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:33:30,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:33:30,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:30" (1/1) ... [2022-11-21 22:33:30,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:30,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:33:30,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:33:31,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:33:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:33:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:33:31,482 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:33:31,484 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:35:49,984 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:35:50,030 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:35:50,030 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:35:50,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:35:50 BoogieIcfgContainer [2022-11-21 22:35:50,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:35:50,034 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:35:50,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:35:50,045 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:35:50,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:35:50" (1/1) ... [2022-11-21 22:35:50,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:35:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:35:50,130 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:35:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:35:50,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:50,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:02,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:13,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:16,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:16,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:16,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:36:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:36:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:36:16,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:16,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:37:56,940 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:39:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:39:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:39:43,489 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) [2022-11-21 22:39:43,497 INFO L158 Benchmark]: Toolchain (without parser) took 373825.54ms. Allocated memory was 148.9MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 103.9MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 183.4MB. Max. memory is 16.1GB. [2022-11-21 22:39:43,499 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 54.0MB in the beginning and 53.8MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:39:43,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.84ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 86.5MB in the end (delta: 17.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-21 22:39:43,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 205.84ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 66.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:39:43,502 INFO L158 Benchmark]: Boogie Preprocessor took 128.72ms. Allocated memory is still 148.9MB. Free memory was 66.2MB in the beginning and 55.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:39:43,503 INFO L158 Benchmark]: RCFGBuilder took 139162.74ms. Allocated memory was 148.9MB in the beginning and 845.2MB in the end (delta: 696.3MB). Free memory was 55.6MB in the beginning and 487.9MB in the end (delta: -432.3MB). Peak memory consumption was 474.1MB. Max. memory is 16.1GB. [2022-11-21 22:39:43,505 INFO L158 Benchmark]: CodeCheck took 233461.95ms. Allocated memory was 845.2MB in the beginning and 1.5GB in the end (delta: 618.7MB). Free memory was 487.9MB in the beginning and 1.2GB in the end (delta: -749.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:39:43,512 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 0.34ms. Allocated memory is still 104.9MB. Free memory was 54.0MB in the beginning and 53.8MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.84ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 86.5MB in the end (delta: 17.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 205.84ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 66.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.72ms. Allocated memory is still 148.9MB. Free memory was 66.2MB in the beginning and 55.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 139162.74ms. Allocated memory was 148.9MB in the beginning and 845.2MB in the end (delta: 696.3MB). Free memory was 55.6MB in the beginning and 487.9MB in the end (delta: -432.3MB). Peak memory consumption was 474.1MB. Max. memory is 16.1GB. * CodeCheck took 233461.95ms. Allocated memory was 845.2MB in the beginning and 1.5GB in the end (delta: 618.7MB). Free memory was 487.9MB in the beginning and 1.2GB in the end (delta: -749.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:39:43,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/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_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg --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 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 --- 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-b5237d8 [2022-11-21 22:39:46,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:39:46,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:39:46,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:39:46,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:39:46,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:39:46,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:39:46,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:39:46,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:39:46,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:39:46,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:39:46,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:39:46,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:39:46,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:39:46,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:39:46,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:39:46,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:39:46,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:39:46,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:39:46,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:39:46,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:39:46,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:39:46,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:39:46,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:39:46,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:39:46,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:39:46,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:39:46,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:39:46,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:39:46,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:39:46,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:39:46,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:39:46,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:39:46,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:39:46,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:39:46,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:39:46,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:39:46,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:39:46,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:39:46,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:39:46,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:39:46,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:39:46,305 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:39:46,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:39:46,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:39:46,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:39:46,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:39:46,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:39:46,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:39:46,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:39:46,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:39:46,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:39:46,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:39:46,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:39:46,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:39:46,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:39:46,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:39:46,311 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:39:46,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:39:46,311 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:39:46,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:39:46,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:39:46,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:39:46,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:39:46,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:39:46,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:39:46,314 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_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 [2022-11-21 22:39:46,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:39:46,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:39:46,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:39:46,766 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:39:46,767 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:39:46,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-21 22:39:49,849 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:39:50,179 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:39:50,179 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-21 22:39:50,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/40aef986e/2180d0b8ee9e462da7d404bb292939ab/FLAGf604a8e0d [2022-11-21 22:39:50,214 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/data/40aef986e/2180d0b8ee9e462da7d404bb292939ab [2022-11-21 22:39:50,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:39:50,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:39:50,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:39:50,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:39:50,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:39:50,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:39:50" (1/1) ... [2022-11-21 22:39:50,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df58d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:50, skipping insertion in model container [2022-11-21 22:39:50,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:39:50" (1/1) ... [2022-11-21 22:39:50,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:39:50,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:39:50,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-21 22:39:50,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:39:50,925 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:39:50,935 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-21 22:39:51,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:39:51,128 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:39:51,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51 WrapperNode [2022-11-21 22:39:51,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:39:51,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:39:51,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:39:51,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:39:51,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,298 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1776 [2022-11-21 22:39:51,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:39:51,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:39:51,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:39:51,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:39:51,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,400 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:39:51,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:39:51,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:39:51,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:39:51,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:39:51" (1/1) ... [2022-11-21 22:39:51,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:39:51,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:39:51,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:39:51,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:39:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:39:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:39:52,084 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:39:52,086 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:39:54,822 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:39:54,858 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:39:54,859 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:39:54,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:39:54 BoogieIcfgContainer [2022-11-21 22:39:54,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:39:54,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:39:54,863 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:39:54,873 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:39:54,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:39:54" (1/1) ... [2022-11-21 22:39:54,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:39:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:39:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:39:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:39:54,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:54,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:55,004 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) [2022-11-21 22:39:55,010 INFO L158 Benchmark]: Toolchain (without parser) took 4772.59ms. Allocated memory was 73.4MB in the beginning and 142.6MB in the end (delta: 69.2MB). Free memory was 54.4MB in the beginning and 72.8MB in the end (delta: -18.4MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,011 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:39:55,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.46ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 54.0MB in the beginning and 61.2MB in the end (delta: -7.2MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.62ms. Allocated memory is still 92.3MB. Free memory was 61.2MB in the beginning and 48.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,013 INFO L158 Benchmark]: Boogie Preprocessor took 120.30ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 40.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,014 INFO L158 Benchmark]: RCFGBuilder took 3441.26ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 40.8MB in the beginning and 79.1MB in the end (delta: -38.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,016 INFO L158 Benchmark]: CodeCheck took 146.82ms. Allocated memory is still 142.6MB. Free memory was 79.1MB in the beginning and 72.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:39:55,026 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 0.31ms. Allocated memory is still 73.4MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.46ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 54.0MB in the beginning and 61.2MB in the end (delta: -7.2MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.62ms. Allocated memory is still 92.3MB. Free memory was 61.2MB in the beginning and 48.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.30ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 40.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3441.26ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 40.8MB in the beginning and 79.1MB in the end (delta: -38.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * CodeCheck took 146.82ms. Allocated memory is still 142.6MB. Free memory was 79.1MB in the beginning and 72.8MB 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. [2022-11-21 22:39:55,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_777f95f1-d0b7-48e4-a25c-fb8d4fbf3f9d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared