./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/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_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/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 32bit --witnessprinter.graph.data.programhash 278e1bfc593a05d51758e32c0cf68cd306403e7453f9bb4c7a1843df6435256c --- 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 21:38:36,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:38:36,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:38:36,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:38:36,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:38:36,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:38:36,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:38:36,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:38:36,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:38:36,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:38:36,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:38:36,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:38:36,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:38:36,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:38:36,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:38:36,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:38:36,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:38:36,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:38:36,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:38:36,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:38:36,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:38:36,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:38:36,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:38:36,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:38:36,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:38:36,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:38:36,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:38:36,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:38:36,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:38:36,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:38:36,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:38:36,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:38:36,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:38:36,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:38:36,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:38:36,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:38:36,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:38:36,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:38:36,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:38:36,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:38:36,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:38:36,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:38:36,288 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:38:36,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:38:36,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:38:36,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:38:36,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:38:36,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:38:36,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:38:36,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:38:36,291 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:38:36,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:38:36,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:38:36,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:38:36,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:38:36,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:38:36,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:38:36,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:38:36,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:38:36,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:38:36,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:38:36,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:38:36,292 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_c461366f-37c5-443c-bb3a-d524b6bc3d4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 278e1bfc593a05d51758e32c0cf68cd306403e7453f9bb4c7a1843df6435256c [2022-12-14 21:38:36,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:38:36,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:38:36,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:38:36,496 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:38:36,496 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:38:36,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem09_label05.c [2022-12-14 21:38:39,133 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:38:40,874 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:38:40,875 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/sv-benchmarks/c/eca-rers2012/Problem09_label05.c [2022-12-14 21:38:41,136 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/data/2af3f00a1/7de96236f6d04cd18712575509753069/FLAG170446eae [2022-12-14 21:38:41,147 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/data/2af3f00a1/7de96236f6d04cd18712575509753069 [2022-12-14 21:38:41,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:38:41,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:38:41,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:38:41,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:38:41,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:38:41,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:38:41" (1/1) ... [2022-12-14 21:38:41,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56215c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:38:41, skipping insertion in model container [2022-12-14 21:38:41,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:38:41" (1/1) ... [2022-12-14 21:38:41,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:38:42,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:39:07,094 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_c461366f-37c5-443c-bb3a-d524b6bc3d4d/sv-benchmarks/c/eca-rers2012/Problem09_label05.c[6305270,6305283] [2022-12-14 21:39:07,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:39:07,204 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:39:20,416 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_c461366f-37c5-443c-bb3a-d524b6bc3d4d/sv-benchmarks/c/eca-rers2012/Problem09_label05.c[6305270,6305283] [2022-12-14 21:39:20,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:39:23,791 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:39:23,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23 WrapperNode [2022-12-14 21:39:23,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:39:23,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:39:23,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:39:23,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:39:23,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:24,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:27,088 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197818 [2022-12-14 21:39:27,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:39:27,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:39:27,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:39:27,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:39:27,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:27,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:27,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:27,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:28,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:28,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:29,183 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:29,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:30,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:39:30,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:39:30,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:39:30,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:39:30,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:39:23" (1/1) ... [2022-12-14 21:39:30,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:39:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:39:30,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:39:30,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c461366f-37c5-443c-bb3a-d524b6bc3d4d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:39:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:39:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:39:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:39:30,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:39:30,269 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:39:30,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:40:34,179 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:41:23,680 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:41:23,680 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:41:23,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:41:23 BoogieIcfgContainer [2022-12-14 21:41:23,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:41:23,692 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:41:23,692 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:41:23,699 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:41:23,699 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:41:23" (1/1) ... [2022-12-14 21:41:23,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:41:23,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:41:23,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33006 states to 16544 states and 33006 transitions. [2022-12-14 21:41:23,884 INFO L276 IsEmpty]: Start isEmpty. Operand 16544 states and 33006 transitions. [2022-12-14 21:41:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16466 [2022-12-14 21:41:25,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:41:25,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:41:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:25,065 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 21:44:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49451 states to 33007 states and 49451 transitions. [2022-12-14 21:44:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 33007 states and 49451 transitions. [2022-12-14 21:44:36,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16525 [2022-12-14 21:44:36,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:36,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49511 states to 33065 states and 49511 transitions. [2022-12-14 21:45:55,787 INFO L276 IsEmpty]: Start isEmpty. Operand 33065 states and 49511 transitions. [2022-12-14 21:45:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16557 [2022-12-14 21:45:57,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:57,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:33,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49604 states to 33155 states and 49604 transitions. [2022-12-14 21:47:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33155 states and 49604 transitions. [2022-12-14 21:47:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16577 [2022-12-14 21:47:34,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:34,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:49:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49718 states to 33265 states and 49718 transitions. [2022-12-14 21:49:16,718 INFO L276 IsEmpty]: Start isEmpty. Operand 33265 states and 49718 transitions. [2022-12-14 21:49:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16682 [2022-12-14 21:49:18,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:18,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat