./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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 eae50d34e0455b550264d3653cfdc78d37a053a7a5a13c6329e95aca9eebe113 --- 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 20:39:44,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:39:44,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:39:44,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:39:44,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:39:44,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:39:44,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:39:44,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:39:44,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:39:44,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:39:44,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:39:44,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:39:44,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:39:44,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:39:44,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:39:44,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:39:44,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:39:44,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:39:44,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:39:44,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:39:44,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:39:44,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:39:44,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:39:44,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:39:44,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:39:44,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:39:44,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:39:44,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:39:44,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:39:44,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:39:44,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:39:44,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:39:44,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:39:44,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:39:44,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:39:44,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:39:44,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:39:44,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:39:44,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:39:44,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:39:44,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:39:44,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 20:39:44,456 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:39:44,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:39:44,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:39:44,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:39:44,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:39:44,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:39:44,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:39:44,459 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:39:44,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:39:44,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:39:44,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:39:44,460 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae50d34e0455b550264d3653cfdc78d37a053a7a5a13c6329e95aca9eebe113 [2022-12-14 20:39:44,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:39:44,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:39:44,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:39:44,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:39:44,661 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:39:44,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c [2022-12-14 20:39:47,245 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:39:47,533 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:39:47,533 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c [2022-12-14 20:39:47,547 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/86c925b68/7d50b3530c034c72a7735d01ff91c288/FLAG19f5fc15e [2022-12-14 20:39:47,807 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/86c925b68/7d50b3530c034c72a7735d01ff91c288 [2022-12-14 20:39:47,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:39:47,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:39:47,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:39:47,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:39:47,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:39:47,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:39:47" (1/1) ... [2022-12-14 20:39:47,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651ac8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:47, skipping insertion in model container [2022-12-14 20:39:47,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:39:47" (1/1) ... [2022-12-14 20:39:47,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:39:47,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:39:48,034 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c[1014,1027] [2022-12-14 20:39:48,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:39:48,300 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:39:48,310 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c[1014,1027] [2022-12-14 20:39:48,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:39:48,445 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:39:48,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48 WrapperNode [2022-12-14 20:39:48,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:39:48,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:39:48,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:39:48,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:39:48,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,594 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2439 [2022-12-14 20:39:48,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:39:48,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:39:48,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:39:48,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:39:48,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,685 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:39:48,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:39:48,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:39:48,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:39:48,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:39:48" (1/1) ... [2022-12-14 20:39:48,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:39:48,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:39:48,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:39:48,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:39:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:39:48,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:39:49,115 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:39:49,116 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:44:52,170 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:44:52,194 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:44:52,195 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:44:52,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:44:52 BoogieIcfgContainer [2022-12-14 20:44:52,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:44:52,197 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:44:52,198 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:44:52,206 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:44:52,206 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:44:52" (1/1) ... [2022-12-14 20:44:52,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:44:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:44:52,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:44:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:44:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:44:52,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:44:52,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:44:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:44:54,469 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 20:45:04,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:45:14,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:45:17,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:45:18,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:18,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 20:45:18,020 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 20:45:18,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:45:18,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:18,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:49:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:49:08,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:52:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:53:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 20:53:02,900 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 20:53:02,903 INFO L158 Benchmark]: Toolchain (without parser) took 795090.20ms. Allocated memory was 161.5MB in the beginning and 1.2GB in the end (delta: 994.1MB). Free memory was 98.2MB in the beginning and 635.9MB in the end (delta: -537.7MB). Peak memory consumption was 458.5MB. Max. memory is 16.1GB. [2022-12-14 20:53:02,904 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 78.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:53:02,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.68ms. Allocated memory is still 161.5MB. Free memory was 98.0MB in the beginning and 112.5MB in the end (delta: -14.6MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-12-14 20:53:02,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.65ms. Allocated memory is still 161.5MB. Free memory was 112.5MB in the beginning and 84.6MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 20:53:02,905 INFO L158 Benchmark]: Boogie Preprocessor took 121.72ms. Allocated memory is still 161.5MB. Free memory was 84.6MB in the beginning and 72.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:53:02,905 INFO L158 Benchmark]: RCFGBuilder took 303478.94ms. Allocated memory was 161.5MB in the beginning and 962.6MB in the end (delta: 801.1MB). Free memory was 71.3MB in the beginning and 418.0MB in the end (delta: -346.7MB). Peak memory consumption was 563.1MB. Max. memory is 16.1GB. [2022-12-14 20:53:02,906 INFO L158 Benchmark]: CodeCheck took 490705.02ms. Allocated memory was 962.6MB in the beginning and 1.2GB in the end (delta: 192.9MB). Free memory was 418.0MB in the beginning and 635.9MB in the end (delta: -217.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:53:02,908 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 0.17ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 78.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.68ms. Allocated memory is still 161.5MB. Free memory was 98.0MB in the beginning and 112.5MB in the end (delta: -14.6MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.65ms. Allocated memory is still 161.5MB. Free memory was 112.5MB in the beginning and 84.6MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.72ms. Allocated memory is still 161.5MB. Free memory was 84.6MB in the beginning and 72.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 303478.94ms. Allocated memory was 161.5MB in the beginning and 962.6MB in the end (delta: 801.1MB). Free memory was 71.3MB in the beginning and 418.0MB in the end (delta: -346.7MB). Peak memory consumption was 563.1MB. Max. memory is 16.1GB. * CodeCheck took 490705.02ms. Allocated memory was 962.6MB in the beginning and 1.2GB in the end (delta: 192.9MB). Free memory was 418.0MB in the beginning and 635.9MB in the end (delta: -217.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:53:02,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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 eae50d34e0455b550264d3653cfdc78d37a053a7a5a13c6329e95aca9eebe113 --- 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 20:53:04,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:53:04,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:53:04,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:53:04,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:53:04,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:53:04,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:53:04,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:53:04,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:53:04,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:53:04,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:53:04,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:53:04,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:53:04,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:53:04,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:53:04,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:53:04,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:53:04,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:53:04,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:53:04,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:53:04,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:53:04,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:53:04,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:53:04,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:53:04,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:53:04,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:53:04,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:53:04,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:53:04,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:53:04,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:53:04,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:53:04,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:53:04,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:53:04,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:53:04,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:53:04,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:53:04,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:53:04,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:53:04,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:53:04,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:53:04,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:53:04,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 20:53:04,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:53:04,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:53:04,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:53:04,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:53:04,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:53:04,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:53:04,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:53:04,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:53:04,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:53:04,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:53:04,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:53:04,564 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:53:04,564 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:53:04,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:53:04,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:53:04,565 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:53:04,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:53:04,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:53:04,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:53:04,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:53:04,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:53:04,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:53:04,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:53:04,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:53:04,566 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:53:04,566 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:53:04,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:53:04,567 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:53:04,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:53:04,567 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae50d34e0455b550264d3653cfdc78d37a053a7a5a13c6329e95aca9eebe113 [2022-12-14 20:53:04,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:53:04,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:53:04,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:53:04,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:53:04,804 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:53:04,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c [2022-12-14 20:53:07,387 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:53:07,648 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:53:07,649 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c [2022-12-14 20:53:07,664 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/f25658641/15aee09b926f4fc887d5ef9ff766dc8b/FLAG892c1f214 [2022-12-14 20:53:07,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/data/f25658641/15aee09b926f4fc887d5ef9ff766dc8b [2022-12-14 20:53:07,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:53:07,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:53:07,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:53:07,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:53:07,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:53:07,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:53:07" (1/1) ... [2022-12-14 20:53:07,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca6c5e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:07, skipping insertion in model container [2022-12-14 20:53:07,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:53:07" (1/1) ... [2022-12-14 20:53:07,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:53:07,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:53:07,893 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c[1014,1027] [2022-12-14 20:53:08,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:53:08,161 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:53:08,172 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_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.5.prop1-back-serstep.c[1014,1027] [2022-12-14 20:53:08,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:53:08,300 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:53:08,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08 WrapperNode [2022-12-14 20:53:08,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:53:08,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:53:08,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:53:08,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:53:08,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,403 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2439 [2022-12-14 20:53:08,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:53:08,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:53:08,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:53:08,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:53:08,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:53:08,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:53:08,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:53:08,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:53:08,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:53:08" (1/1) ... [2022-12-14 20:53:08,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:53:08,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:53:08,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:53:08,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:53:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:53:08,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:53:08,886 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:53:08,888 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:53:11,133 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:53:11,171 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:53:11,171 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:53:11,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:53:11 BoogieIcfgContainer [2022-12-14 20:53:11,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:53:11,174 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:53:11,174 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:53:11,184 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:53:11,184 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:53:11" (1/1) ... [2022-12-14 20:53:11,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:53:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 20:53:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 20:53:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:53:11,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:11,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:11,277 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 20:53:11,280 INFO L158 Benchmark]: Toolchain (without parser) took 3600.53ms. Allocated memory was 62.9MB in the beginning and 220.2MB in the end (delta: 157.3MB). Free memory was 30.3MB in the beginning and 87.0MB in the end (delta: -56.7MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,281 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:53:11,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.41ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 30.2MB in the beginning and 42.2MB in the end (delta: -12.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.82ms. Allocated memory is still 86.0MB. Free memory was 42.2MB in the beginning and 41.6MB in the end (delta: 583.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,282 INFO L158 Benchmark]: Boogie Preprocessor took 69.36ms. Allocated memory is still 86.0MB. Free memory was 41.6MB in the beginning and 30.8MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,283 INFO L158 Benchmark]: RCFGBuilder took 2699.91ms. Allocated memory was 86.0MB in the beginning and 220.2MB in the end (delta: 134.2MB). Free memory was 30.8MB in the beginning and 93.3MB in the end (delta: -62.6MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,283 INFO L158 Benchmark]: CodeCheck took 105.35ms. Allocated memory is still 220.2MB. Free memory was 93.3MB in the beginning and 87.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:53:11,285 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 0.13ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.41ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 30.2MB in the beginning and 42.2MB in the end (delta: -12.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.82ms. Allocated memory is still 86.0MB. Free memory was 42.2MB in the beginning and 41.6MB in the end (delta: 583.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.36ms. Allocated memory is still 86.0MB. Free memory was 41.6MB in the beginning and 30.8MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2699.91ms. Allocated memory was 86.0MB in the beginning and 220.2MB in the end (delta: 134.2MB). Free memory was 30.8MB in the beginning and 93.3MB in the end (delta: -62.6MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * CodeCheck took 105.35ms. Allocated memory is still 220.2MB. Free memory was 93.3MB in the beginning and 87.0MB 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 20:53:11,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_331947bb-abe7-4ae4-ba8e-449a7b3c5e7c/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