./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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 b1c8e0ca4434a3155268f4fdeec8cb4441ab99f0362813399669fdc1baa79ade --- 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 [2022-12-15 01:52:29,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:52:29,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:52:29,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:52:29,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:52:29,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:52:29,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:52:29,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:52:29,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:52:29,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:52:29,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:52:29,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:52:29,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:52:29,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:52:29,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:52:29,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:52:29,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:52:29,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:52:29,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:52:29,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:52:29,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:52:29,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:52:29,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:52:29,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:52:29,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:52:29,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:52:29,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:52:29,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:52:29,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:52:29,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:52:29,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:52:29,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:52:29,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:52:29,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:52:29,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:52:29,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:52:29,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:52:29,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:52:29,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:52:29,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:52:29,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:52:29,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 01:52:29,142 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:52:29,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:52:29,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:52:29,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:52:29,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:52:29,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:52:29,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:52:29,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:52:29,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:52:29,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:52:29,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:52:29,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:52:29,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:52:29,145 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:52:29,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:52:29,146 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:52:29,146 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:52:29,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:52:29,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:29,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:52:29,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:52:29,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:52:29,147 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:52:29,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:52:29,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:52:29,147 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c8e0ca4434a3155268f4fdeec8cb4441ab99f0362813399669fdc1baa79ade [2022-12-15 01:52:29,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:52:29,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:52:29,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:52:29,361 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:52:29,361 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:52:29,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c [2022-12-15 01:52:31,939 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:52:32,148 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:52:32,149 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c [2022-12-15 01:52:32,158 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/06f515865/25889e278e2f478b9f7a2208f4bb8d09/FLAGac67fa011 [2022-12-15 01:52:32,510 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/06f515865/25889e278e2f478b9f7a2208f4bb8d09 [2022-12-15 01:52:32,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:52:32,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:52:32,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:32,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:52:32,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:52:32,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:32" (1/1) ... [2022-12-15 01:52:32,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727108cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:32, skipping insertion in model container [2022-12-15 01:52:32,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:32" (1/1) ... [2022-12-15 01:52:32,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:52:32,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:52:32,683 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c[1014,1027] [2022-12-15 01:52:32,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:32,871 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:52:32,879 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c[1014,1027] [2022-12-15 01:52:32,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:33,004 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:52:33,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33 WrapperNode [2022-12-15 01:52:33,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:33,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:33,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:52:33,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:52:33,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,098 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1628 [2022-12-15 01:52:33,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:33,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:52:33,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:52:33,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:52:33,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,151 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:52:33,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:52:33,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:52:33,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:52:33,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:33" (1/1) ... [2022-12-15 01:52:33,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:33,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:52:33,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:52:33,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:52:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:52:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:52:33,501 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:52:33,502 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:54:18,918 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:54:18,936 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:54:18,936 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:54:18,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:54:18 BoogieIcfgContainer [2022-12-15 01:54:18,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:54:18,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:54:18,939 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:54:18,946 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:54:18,946 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:54:18" (1/1) ... [2022-12-15 01:54:18,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:54:18,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 01:54:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 01:54:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:54:18,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:18,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:20,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:54:30,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 01:54:40,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 01:54:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 01:54:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 01:54:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:54:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:41,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 01:54:52,290 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) [2022-12-15 01:54:52,293 INFO L158 Benchmark]: Toolchain (without parser) took 139779.00ms. Allocated memory was 142.6MB in the beginning and 836.8MB in the end (delta: 694.2MB). Free memory was 104.2MB in the beginning and 558.3MB in the end (delta: -454.1MB). Peak memory consumption was 242.5MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,294 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:54:52,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.34ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 102.7MB in the end (delta: 1.5MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.44ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 83.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,296 INFO L158 Benchmark]: Boogie Preprocessor took 74.89ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 74.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,297 INFO L158 Benchmark]: RCFGBuilder took 105764.32ms. Allocated memory was 142.6MB in the beginning and 836.8MB in the end (delta: 694.2MB). Free memory was 74.0MB in the beginning and 594.6MB in the end (delta: -520.6MB). Peak memory consumption was 492.7MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,297 INFO L158 Benchmark]: CodeCheck took 33354.06ms. Allocated memory is still 836.8MB. Free memory was 594.6MB in the beginning and 558.3MB in the end (delta: 36.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-12-15 01:54:52,301 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 0.10ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.34ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 102.7MB in the end (delta: 1.5MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.44ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 83.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.89ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 74.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 105764.32ms. Allocated memory was 142.6MB in the beginning and 836.8MB in the end (delta: 694.2MB). Free memory was 74.0MB in the beginning and 594.6MB in the end (delta: -520.6MB). Peak memory consumption was 492.7MB. Max. memory is 16.1GB. * CodeCheck took 33354.06ms. Allocated memory is still 836.8MB. Free memory was 594.6MB in the beginning and 558.3MB in the end (delta: 36.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:54:52,513 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 01:54:52,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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 b1c8e0ca4434a3155268f4fdeec8cb4441ab99f0362813399669fdc1baa79ade --- 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 [2022-12-15 01:54:54,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:54:54,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:54:54,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:54:54,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:54:54,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:54:54,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:54:54,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:54:54,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:54:54,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:54:54,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:54:54,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:54:54,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:54:54,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:54:54,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:54:54,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:54:54,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:54:54,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:54:54,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:54:54,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:54:54,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:54:54,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:54:54,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:54:54,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:54:54,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:54:54,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:54:54,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:54:54,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:54:54,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:54:54,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:54:54,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:54:54,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:54:54,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:54:54,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:54:54,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:54:54,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:54:54,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:54:54,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:54:54,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:54:54,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:54:54,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:54:54,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 01:54:54,244 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:54:54,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:54:54,245 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:54:54,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:54:54,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:54:54,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:54:54,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:54:54,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:54:54,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:54:54,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:54:54,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:54:54,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:54:54,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:54:54,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:54:54,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:54:54,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:54:54,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:54:54,250 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:54:54,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:54:54,251 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c8e0ca4434a3155268f4fdeec8cb4441ab99f0362813399669fdc1baa79ade [2022-12-15 01:54:54,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:54:54,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:54:54,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:54:54,551 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:54:54,551 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:54:54,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c [2022-12-15 01:54:57,155 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:54:57,406 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:54:57,407 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c [2022-12-15 01:54:57,419 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/69cbc3b5b/25de82fc949c401aadfba685566681ed/FLAGe8f6085f7 [2022-12-15 01:54:57,433 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/data/69cbc3b5b/25de82fc949c401aadfba685566681ed [2022-12-15 01:54:57,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:54:57,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:54:57,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:54:57,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:54:57,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:54:57,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:57,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741d300a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57, skipping insertion in model container [2022-12-15 01:54:57,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:57,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:54:57,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:54:57,653 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c[1014,1027] [2022-12-15 01:54:57,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:54:57,887 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:54:57,896 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_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-back-serstep.c[1014,1027] [2022-12-15 01:54:57,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:54:57,997 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:54:57,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57 WrapperNode [2022-12-15 01:54:57,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:54:57,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:54:57,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:54:57,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:54:58,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,111 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1628 [2022-12-15 01:54:58,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:54:58,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:54:58,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:54:58,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:54:58,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,193 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:54:58,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:54:58,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:54:58,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:54:58,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:54:57" (1/1) ... [2022-12-15 01:54:58,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:54:58,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:54:58,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:54:58,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:54:58,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:54:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:54:58,589 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:54:58,591 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:55:00,148 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:55:00,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:55:00,184 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:55:00,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:55:00 BoogieIcfgContainer [2022-12-15 01:55:00,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:55:00,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:55:00,188 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:55:00,198 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:55:00,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:55:00" (1/1) ... [2022-12-15 01:55:00,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:55:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 01:55:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 01:55:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:55:00,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:00,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:00,286 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) [2022-12-15 01:55:00,289 INFO L158 Benchmark]: Toolchain (without parser) took 2851.78ms. Allocated memory was 54.5MB in the beginning and 253.8MB in the end (delta: 199.2MB). Free memory was 31.2MB in the beginning and 165.9MB in the end (delta: -134.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,290 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 44.0MB. Free memory was 22.6MB in the beginning and 22.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:55:00,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.57ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.1MB in the beginning and 29.5MB in the end (delta: 1.5MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.36ms. Allocated memory is still 67.1MB. Free memory was 29.5MB in the beginning and 29.2MB in the end (delta: 322.4kB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,292 INFO L158 Benchmark]: Boogie Preprocessor took 99.42ms. Allocated memory is still 67.1MB. Free memory was 29.2MB in the beginning and 30.2MB in the end (delta: -1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,293 INFO L158 Benchmark]: RCFGBuilder took 1975.08ms. Allocated memory was 67.1MB in the beginning and 253.8MB in the end (delta: 186.6MB). Free memory was 30.2MB in the beginning and 172.2MB in the end (delta: -142.0MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,294 INFO L158 Benchmark]: CodeCheck took 99.90ms. Allocated memory is still 253.8MB. Free memory was 171.2MB in the beginning and 165.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:55:00,297 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 0.10ms. Allocated memory is still 44.0MB. Free memory was 22.6MB in the beginning and 22.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.57ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.1MB in the beginning and 29.5MB in the end (delta: 1.5MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.36ms. Allocated memory is still 67.1MB. Free memory was 29.5MB in the beginning and 29.2MB in the end (delta: 322.4kB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.42ms. Allocated memory is still 67.1MB. Free memory was 29.2MB in the beginning and 30.2MB in the end (delta: -1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1975.08ms. Allocated memory was 67.1MB in the beginning and 253.8MB in the end (delta: 186.6MB). Free memory was 30.2MB in the beginning and 172.2MB in the end (delta: -142.0MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * CodeCheck took 99.90ms. Allocated memory is still 253.8MB. Free memory was 171.2MB in the beginning and 165.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:55:00,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317b94-b0b2-4cfc-9f42-e44fa60ada3f/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