./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4 --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-2329fc7 [2022-12-14 19:12:46,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:12:46,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:12:46,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:12:46,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:12:46,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:12:46,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:12:46,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:12:46,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:12:46,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:12:46,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:12:46,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:12:46,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:12:46,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:12:46,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:12:46,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:12:46,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:12:46,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:12:46,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:12:46,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:12:46,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:12:46,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:12:46,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:12:46,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:12:46,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:12:46,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:12:46,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:12:46,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:12:46,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:12:46,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:12:46,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:12:46,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:12:46,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:12:46,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:12:46,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:12:46,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:12:46,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:12:46,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:12:46,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:12:46,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:12:46,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:12:46,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 19:12:46,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:12:46,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:12:46,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:12:46,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:12:46,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:12:46,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:12:46,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:12:46,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:12:46,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:12:46,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:12:46,110 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:12:46,110 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:12:46,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:12:46,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:12:46,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:12:46,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:12:46,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:12:46,111 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:12:46,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:12:46,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:12:46,111 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-12-14 19:12:46,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:12:46,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:12:46,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:12:46,297 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:12:46,297 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:12:46,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-12-14 19:12:48,969 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:12:49,212 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:12:49,213 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-12-14 19:12:49,224 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/46bc9de04/66068300d0c64e2bb0a576e8389e71a5/FLAG1de5626b3 [2022-12-14 19:12:49,234 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/46bc9de04/66068300d0c64e2bb0a576e8389e71a5 [2022-12-14 19:12:49,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:12:49,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:12:49,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:12:49,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:12:49,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:12:49,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff53be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49, skipping insertion in model container [2022-12-14 19:12:49,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:12:49,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:12:49,400 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:12:49,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:12:49,590 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:12:49,598 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:12:49,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:12:49,697 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:12:49,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49 WrapperNode [2022-12-14 19:12:49,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:12:49,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:12:49,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:12:49,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:12:49,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,839 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-12-14 19:12:49,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:12:49,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:12:49,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:12:49,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:12:49,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,900 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:12:49,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:12:49,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:12:49,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:12:49,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:12:49" (1/1) ... [2022-12-14 19:12:49,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:12:49,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:12:49,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:12:49,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:12:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:12:49,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:12:50,252 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:12:50,253 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:14:49,511 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:14:49,529 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:14:49,529 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:14:49,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:14:49 BoogieIcfgContainer [2022-12-14 19:14:49,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:14:49,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:14:49,532 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:14:49,539 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:14:49,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:14:49" (1/1) ... [2022-12-14 19:14:49,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:14:49,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:14:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:14:49,581 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:14:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:14:49,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:14:49,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:14:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:14:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:01,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:15:11,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 19:15:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 19:15:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 19:15:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:15:13,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:16:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:16:29,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:17:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:17:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 19:17:54,788 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) [2022-12-14 19:17:54,791 INFO L158 Benchmark]: Toolchain (without parser) took 305553.49ms. Allocated memory was 172.0MB in the beginning and 906.0MB in the end (delta: 734.0MB). Free memory was 133.2MB in the beginning and 560.5MB in the end (delta: -427.3MB). Peak memory consumption was 310.1MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,792 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 172.0MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 67.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:17:54,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.70ms. Allocated memory is still 172.0MB. Free memory was 133.2MB in the beginning and 78.7MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.87ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 78.7MB in the beginning and 159.7MB in the end (delta: -81.0MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,794 INFO L158 Benchmark]: Boogie Preprocessor took 83.73ms. Allocated memory is still 207.6MB. Free memory was 159.7MB in the beginning and 150.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,795 INFO L158 Benchmark]: RCFGBuilder took 119606.98ms. Allocated memory was 207.6MB in the beginning and 755.0MB in the end (delta: 547.4MB). Free memory was 150.3MB in the beginning and 553.3MB in the end (delta: -403.1MB). Peak memory consumption was 458.9MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,796 INFO L158 Benchmark]: CodeCheck took 185258.71ms. Allocated memory was 755.0MB in the beginning and 906.0MB in the end (delta: 151.0MB). Free memory was 552.3MB in the beginning and 560.5MB in the end (delta: -8.2MB). Peak memory consumption was 144.6MB. Max. memory is 16.1GB. [2022-12-14 19:17:54,799 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 0.15ms. Allocated memory is still 172.0MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 67.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.70ms. Allocated memory is still 172.0MB. Free memory was 133.2MB in the beginning and 78.7MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.87ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 78.7MB in the beginning and 159.7MB in the end (delta: -81.0MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.73ms. Allocated memory is still 207.6MB. Free memory was 159.7MB in the beginning and 150.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 119606.98ms. Allocated memory was 207.6MB in the beginning and 755.0MB in the end (delta: 547.4MB). Free memory was 150.3MB in the beginning and 553.3MB in the end (delta: -403.1MB). Peak memory consumption was 458.9MB. Max. memory is 16.1GB. * CodeCheck took 185258.71ms. Allocated memory was 755.0MB in the beginning and 906.0MB in the end (delta: 151.0MB). Free memory was 552.3MB in the beginning and 560.5MB in the end (delta: -8.2MB). Peak memory consumption was 144.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:17:54,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4 --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-2329fc7 [2022-12-14 19:17:56,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:17:56,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:17:56,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:17:56,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:17:56,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:17:56,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:17:56,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:17:56,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:17:56,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:17:56,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:17:56,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:17:56,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:17:56,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:17:56,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:17:56,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:17:56,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:17:56,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:17:56,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:17:56,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:17:56,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:17:56,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:17:56,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:17:56,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:17:56,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:17:56,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:17:56,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:17:56,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:17:56,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:17:56,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:17:56,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:17:56,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:17:56,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:17:56,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:17:56,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:17:56,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:17:56,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:17:56,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:17:56,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:17:56,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:17:56,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:17:56,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 19:17:56,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:17:56,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:17:56,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:17:56,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:17:56,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:17:56,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:17:56,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:17:56,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:17:56,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:17:56,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:17:56,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:17:56,607 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:17:56,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:17:56,608 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:17:56,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:17:56,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:17:56,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:17:56,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:17:56,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:17:56,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:17:56,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:17:56,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:17:56,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:17:56,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:17:56,610 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:17:56,610 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:17:56,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:17:56,610 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:17:56,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:17:56,611 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-12-14 19:17:56,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:17:56,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:17:56,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:17:56,894 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:17:56,894 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:17:56,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-12-14 19:17:59,568 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:17:59,822 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:17:59,822 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-12-14 19:17:59,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/a33496958/87de49123d434cfcac27b3d0971f311d/FLAG39f05901a [2022-12-14 19:17:59,850 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/data/a33496958/87de49123d434cfcac27b3d0971f311d [2022-12-14 19:17:59,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:17:59,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:17:59,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:17:59,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:17:59,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:17:59,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:17:59" (1/1) ... [2022-12-14 19:17:59,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1ba8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:17:59, skipping insertion in model container [2022-12-14 19:17:59,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:17:59" (1/1) ... [2022-12-14 19:17:59,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:17:59,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:18:00,036 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:18:00,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:00,244 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:18:00,252 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_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-12-14 19:18:00,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:00,337 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:18:00,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00 WrapperNode [2022-12-14 19:18:00,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:18:00,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:00,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:18:00,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:18:00,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,423 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-12-14 19:18:00,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:00,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:18:00,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:18:00,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:18:00,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,467 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:18:00,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:18:00,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:18:00,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:18:00,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:00" (1/1) ... [2022-12-14 19:18:00,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:18:00,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:18:00,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:18:00,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:18:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:18:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:18:00,849 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:18:00,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:18:02,567 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:18:02,600 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:18:02,600 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:18:02,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:18:02 BoogieIcfgContainer [2022-12-14 19:18:02,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:18:02,603 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:18:02,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:18:02,611 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:18:02,611 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:18:02" (1/1) ... [2022-12-14 19:18:02,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:18:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:18:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 19:18:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 19:18:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:18:02,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:18:02,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:18:02,697 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) [2022-12-14 19:18:02,701 INFO L158 Benchmark]: Toolchain (without parser) took 2846.27ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 51.3MB in the beginning and 106.2MB in the end (delta: -54.9MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,701 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:18:02,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.10ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 33.8MB in the end (delta: 17.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.09ms. Allocated memory is still 75.5MB. Free memory was 33.8MB in the beginning and 37.3MB in the end (delta: -3.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,702 INFO L158 Benchmark]: Boogie Preprocessor took 56.41ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 29.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,703 INFO L158 Benchmark]: RCFGBuilder took 2122.39ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 29.4MB in the beginning and 112.5MB in the end (delta: -83.1MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,704 INFO L158 Benchmark]: CodeCheck took 96.45ms. Allocated memory is still 163.6MB. Free memory was 112.5MB in the beginning and 106.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:18:02,706 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 0.14ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.10ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 33.8MB in the end (delta: 17.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.09ms. Allocated memory is still 75.5MB. Free memory was 33.8MB in the beginning and 37.3MB in the end (delta: -3.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.41ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 29.4MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2122.39ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 29.4MB in the beginning and 112.5MB in the end (delta: -83.1MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * CodeCheck took 96.45ms. Allocated memory is still 163.6MB. Free memory was 112.5MB in the beginning and 106.2MB 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. [2022-12-14 19:18:02,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec7aef2d-78a9-4078-a212-7bbaaa1563ca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared