./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 6b4ec56b 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ --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-6b4ec56 [2022-11-20 17:50:58,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:58,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:58,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:58,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:58,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:58,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:58,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:58,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:58,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:58,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:58,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:58,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:58,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:58,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:58,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:58,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:58,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:58,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:58,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:58,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:58,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:58,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:58,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:58,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:58,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:58,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:58,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:58,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:58,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:58,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:58,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:58,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:58,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:58,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:58,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:58,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:58,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:58,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:58,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:58,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:58,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:50:58,639 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:58,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:58,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:58,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:58,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:58,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:58,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:58,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:50:58,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:58,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:58,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:58,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:58,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:58,644 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:58,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:58,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:58,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:58,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:58,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:58,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:58,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:58,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:58,646 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:50:58,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:50:58,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:58,647 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 [2022-11-20 17:50:58,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:59,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:59,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:59,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:59,029 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:59,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-20 17:51:02,107 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:02,492 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:02,493 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-20 17:51:02,509 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/02932d51b/b1b61fbceb2545c68a38a048dd0db417/FLAGa119dcaf1 [2022-11-20 17:51:02,524 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/02932d51b/b1b61fbceb2545c68a38a048dd0db417 [2022-11-20 17:51:02,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:02,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:02,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:02,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:02,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:02,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438b84d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:02, skipping insertion in model container [2022-11-20 17:51:02,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:02" (1/1) ... [2022-11-20 17:51:02,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:02,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:02,834 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:51:03,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:03,262 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:03,273 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:51:03,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:03,467 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:03,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03 WrapperNode [2022-11-20 17:51:03,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:03,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:03,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:03,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:03,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,668 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1776 [2022-11-20 17:51:03,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:03,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:03,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:03,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:03,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,777 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:03,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:03,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:03,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:03,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:03" (1/1) ... [2022-11-20 17:51:03,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:03,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:03,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:04,325 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:04,328 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:53:56,871 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:53:56,909 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:53:56,909 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:53:56,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:53:56 BoogieIcfgContainer [2022-11-20 17:53:56,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:53:56,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:53:56,915 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:53:56,925 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:53:56,925 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:53:56" (1/1) ... [2022-11-20 17:53:56,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:53:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:53:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:53:57,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:53:57,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:57,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:09,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:54:19,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:54:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:54:21,663 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:54:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:54:21,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:21,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:58,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:57:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:57:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:57:39,974 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) [2022-11-20 17:57:39,978 INFO L158 Benchmark]: Toolchain (without parser) took 397449.55ms. Allocated memory was 140.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 94.1MB in the beginning and 866.3MB in the end (delta: -772.2MB). Peak memory consumption was 772.8MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,980 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:57:39,981 INFO L158 Benchmark]: CACSL2BoogieTranslator took 940.23ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 94.1MB in the beginning and 119.0MB in the end (delta: -24.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.53ms. Allocated memory is still 169.9MB. Free memory was 119.0MB in the beginning and 98.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,983 INFO L158 Benchmark]: Boogie Preprocessor took 147.56ms. Allocated memory is still 169.9MB. Free memory was 98.0MB in the beginning and 88.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,984 INFO L158 Benchmark]: RCFGBuilder took 173093.43ms. Allocated memory was 169.9MB in the beginning and 673.2MB in the end (delta: 503.3MB). Free memory was 88.4MB in the beginning and 250.4MB in the end (delta: -162.0MB). Peak memory consumption was 383.2MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,986 INFO L158 Benchmark]: CodeCheck took 223062.75ms. Allocated memory was 673.2MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 250.4MB in the beginning and 866.3MB in the end (delta: -615.9MB). Peak memory consumption was 396.0MB. Max. memory is 16.1GB. [2022-11-20 17:57:39,990 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 0.26ms. Allocated memory is still 140.5MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 940.23ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 94.1MB in the beginning and 119.0MB in the end (delta: -24.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.53ms. Allocated memory is still 169.9MB. Free memory was 119.0MB in the beginning and 98.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.56ms. Allocated memory is still 169.9MB. Free memory was 98.0MB in the beginning and 88.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 173093.43ms. Allocated memory was 169.9MB in the beginning and 673.2MB in the end (delta: 503.3MB). Free memory was 88.4MB in the beginning and 250.4MB in the end (delta: -162.0MB). Peak memory consumption was 383.2MB. Max. memory is 16.1GB. * CodeCheck took 223062.75ms. Allocated memory was 673.2MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 250.4MB in the beginning and 866.3MB in the end (delta: -615.9MB). Peak memory consumption was 396.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:57:40,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ --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-6b4ec56 [2022-11-20 17:57:42,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:57:42,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:57:42,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:57:42,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:57:42,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:57:42,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:57:42,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:57:42,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:57:42,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:57:42,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:57:42,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:57:42,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:57:42,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:57:42,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:57:42,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:57:42,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:57:42,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:57:42,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:57:42,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:57:42,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:57:42,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:57:42,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:57:42,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:57:42,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:57:42,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:57:42,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:57:42,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:57:42,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:57:42,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:57:42,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:57:42,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:57:42,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:57:42,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:57:42,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:57:42,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:57:42,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:57:42,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:57:42,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:57:42,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:57:42,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:57:42,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:57:42,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:57:42,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:57:42,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:57:42,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:57:42,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:57:42,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:57:42,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:57:42,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:57:42,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:57:42,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:57:42,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:57:42,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:57:42,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:57:42,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:57:42,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:57:42,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:57:42,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:57:42,482 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:57:42,482 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:57:42,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:57:42,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:57:42,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:57:42,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:57:42,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:57:42,483 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:57:42,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:57:42,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:57:42,484 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:57:42,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:57:42,485 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d4db97a2eff21df4c20591f338b75722712768d51aabead7969c45d23e4f179 [2022-11-20 17:57:42,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:57:42,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:57:42,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:57:42,892 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:57:42,894 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:57:42,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-20 17:57:46,093 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:57:46,528 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:57:46,528 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c [2022-11-20 17:57:46,545 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/3a2e79b35/73a748cae41748009c569b844e926fa2/FLAGef4d96b9b [2022-11-20 17:57:46,575 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/data/3a2e79b35/73a748cae41748009c569b844e926fa2 [2022-11-20 17:57:46,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:57:46,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:57:46,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:57:46,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:57:46,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:57:46,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:57:46" (1/1) ... [2022-11-20 17:57:46,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d38ee84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:46, skipping insertion in model container [2022-11-20 17:57:46,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:57:46" (1/1) ... [2022-11-20 17:57:46,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:57:46,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:57:46,903 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:57:47,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:57:47,290 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:57:47,301 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_396d4355-a7db-43bc-90b3-cbb5a2e8c873/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:57:47,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:57:47,486 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:57:47,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47 WrapperNode [2022-11-20 17:57:47,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:57:47,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:57:47,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:57:47,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:57:47,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,669 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1776 [2022-11-20 17:57:47,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:57:47,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:57:47,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:57:47,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:57:47,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,783 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:57:47,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:57:47,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:57:47,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:57:47,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:57:47" (1/1) ... [2022-11-20 17:57:47,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:57:47,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:57:47,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:57:47,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:57:47,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:57:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:57:48,441 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:57:48,443 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:57:51,043 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:57:51,088 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:57:51,088 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:57:51,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:57:51 BoogieIcfgContainer [2022-11-20 17:57:51,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:57:51,091 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:57:51,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:57:51,101 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:57:51,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:57:51" (1/1) ... [2022-11-20 17:57:51,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:57:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:57:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:57:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:57:51,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:51,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:51,227 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) [2022-11-20 17:57:51,231 INFO L158 Benchmark]: Toolchain (without parser) took 4651.75ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 67.9MB in the beginning and 81.6MB in the end (delta: -13.7MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,232 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:57:51,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.38ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 38.6MB in the end (delta: 29.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.49ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 56.2MB in the end (delta: -17.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,234 INFO L158 Benchmark]: Boogie Preprocessor took 144.51ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 47.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,235 INFO L158 Benchmark]: RCFGBuilder took 3274.93ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 47.8MB in the beginning and 87.9MB in the end (delta: -40.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,235 INFO L158 Benchmark]: CodeCheck took 138.57ms. Allocated memory is still 138.4MB. Free memory was 87.9MB in the beginning and 81.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:57:51,239 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 0.32ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.38ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 38.6MB in the end (delta: 29.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.49ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 56.2MB in the end (delta: -17.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.51ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 47.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3274.93ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 47.8MB in the beginning and 87.9MB in the end (delta: -40.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * CodeCheck took 138.57ms. Allocated memory is still 138.4MB. Free memory was 87.9MB in the beginning and 81.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:57:51,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396d4355-a7db-43bc-90b3-cbb5a2e8c873/bin/ukojak-pZX7IvK2PQ/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