./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB --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 bea3a17da0b1932fc7b290403d6dfcc330ef29e22495436fce924ca0a1d74af7 --- 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-dbf71c6-m [2022-10-17 16:48:49,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:49,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:49,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:49,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:49,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:49,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:49,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:49,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:49,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:49,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:49,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:49,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:49,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:49,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:49,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:49,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:49,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:49,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:49,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:49,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:49,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:49,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:49,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:49,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:49,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:49,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:49,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:49,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:49,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:49,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:49,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:49,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:49,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:49,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:49,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:49,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:49,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:49,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:49,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:49,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:49,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:49,238 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:49,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:49,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:49,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:49,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:49,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:49,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:49,241 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:49,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:49,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:49,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:49,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:49,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:49,243 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:49,243 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:49,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:49,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:49,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:49,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:49,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:49,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:49,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:49,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:49,250 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_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bea3a17da0b1932fc7b290403d6dfcc330ef29e22495436fce924ca0a1d74af7 [2022-10-17 16:48:49,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:49,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:49,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:49,521 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:49,522 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:49,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2022-10-17 16:48:49,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/data/54b107d17/59794c993dbc443589687ca1a713fdc5/FLAG6afe3d722 [2022-10-17 16:48:50,199 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:50,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2022-10-17 16:48:50,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/data/54b107d17/59794c993dbc443589687ca1a713fdc5/FLAG6afe3d722 [2022-10-17 16:48:50,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/data/54b107d17/59794c993dbc443589687ca1a713fdc5 [2022-10-17 16:48:50,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:50,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:50,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:50,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:50,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:50,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:50" (1/1) ... [2022-10-17 16:48:50,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c66138d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:50, skipping insertion in model container [2022-10-17 16:48:50,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:50" (1/1) ... [2022-10-17 16:48:50,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:50,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:50,948 WARN L230 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_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] [2022-10-17 16:48:50,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:51,013 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:51,108 WARN L230 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_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] [2022-10-17 16:48:51,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:51,160 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:51,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51 WrapperNode [2022-10-17 16:48:51,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:51,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:51,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:51,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:51,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,271 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:48:51,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:51,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:51,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:51,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:51,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,357 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:51,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:51,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:51,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:51,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:51" (1/1) ... [2022-10-17 16:48:51,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:51,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:51,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:51,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3970d6d-ea87-4fdb-83c9-a5f42d0fb19a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:51,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:51,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:51,552 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:51,554 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:52,705 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:52,984 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:52,985 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:48:52,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:52 BoogieIcfgContainer [2022-10-17 16:48:52,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:52,989 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:52,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:53,001 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:53,001 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:52" (1/1) ... [2022-10-17 16:48:53,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:48:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:48:53,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:48:53,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:53,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:53,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:54,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2022-10-17 16:48:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2022-10-17 16:48:54,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:48:54,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:54,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2022-10-17 16:48:55,356 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2022-10-17 16:48:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:48:55,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:55,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:55,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2022-10-17 16:48:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2022-10-17 16:48:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:48:55,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:55,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2022-10-17 16:48:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2022-10-17 16:48:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:48:55,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:55,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2022-10-17 16:48:56,133 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2022-10-17 16:48:56,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:48:56,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:56,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 277 states and 371 transitions. [2022-10-17 16:48:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 371 transitions. [2022-10-17 16:48:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:48:56,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2022-10-17 16:48:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2022-10-17 16:48:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 16:48:56,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:56,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:56,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:56,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2022-10-17 16:48:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2022-10-17 16:48:56,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:48:56,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:56,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:57,124 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 386 states and 495 transitions. [2022-10-17 16:48:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 495 transitions. [2022-10-17 16:48:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:48:58,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:58,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 418 states and 534 transitions. [2022-10-17 16:48:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 534 transitions. [2022-10-17 16:48:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:48:59,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:59,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:48:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 428 states and 545 transitions. [2022-10-17 16:48:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 545 transitions. [2022-10-17 16:48:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:48:59,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:59,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:59,629 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 442 states and 560 transitions. [2022-10-17 16:48:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 560 transitions. [2022-10-17 16:48:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:48:59,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:59,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 449 states and 567 transitions. [2022-10-17 16:49:00,009 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 567 transitions. [2022-10-17 16:49:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:49:00,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:49:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 455 states and 575 transitions. [2022-10-17 16:49:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 575 transitions. [2022-10-17 16:49:00,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:49:00,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:00,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 468 states and 590 transitions. [2022-10-17 16:49:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 590 transitions. [2022-10-17 16:49:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:49:00,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:00,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 482 states and 607 transitions. [2022-10-17 16:49:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 607 transitions. [2022-10-17 16:49:01,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:49:01,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:01,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:01,228 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:49:01,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 497 states and 625 transitions. [2022-10-17 16:49:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 625 transitions. [2022-10-17 16:49:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-17 16:49:01,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:01,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 528 states and 658 transitions. [2022-10-17 16:49:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 658 transitions. [2022-10-17 16:49:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:49:01,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:01,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 538 states and 672 transitions. [2022-10-17 16:49:02,419 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 672 transitions. [2022-10-17 16:49:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:49:02,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:02,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:02,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 541 states and 675 transitions. [2022-10-17 16:49:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 675 transitions. [2022-10-17 16:49:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:49:02,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:02,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:49:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 664 states and 804 transitions. [2022-10-17 16:49:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 804 transitions. [2022-10-17 16:49:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:49:03,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:03,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:04,080 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 677 states and 820 transitions. [2022-10-17 16:49:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 820 transitions. [2022-10-17 16:49:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:49:04,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:04,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 708 states and 863 transitions. [2022-10-17 16:49:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 863 transitions. [2022-10-17 16:49:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:49:05,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 714 states and 869 transitions. [2022-10-17 16:49:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 869 transitions. [2022-10-17 16:49:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:49:05,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 745 states and 903 transitions. [2022-10-17 16:49:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 903 transitions. [2022-10-17 16:49:06,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:49:06,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:06,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 752 states and 910 transitions. [2022-10-17 16:49:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 910 transitions. [2022-10-17 16:49:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:49:06,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:06,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 765 states and 923 transitions. [2022-10-17 16:49:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 923 transitions. [2022-10-17 16:49:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:49:07,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:07,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:49:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 771 states and 928 transitions. [2022-10-17 16:49:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 928 transitions. [2022-10-17 16:49:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:49:07,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:07,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:49:08,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:08,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 816 states and 977 transitions. [2022-10-17 16:49:08,500 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 977 transitions. [2022-10-17 16:49:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:49:08,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:08,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-10-17 16:49:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 818 states and 980 transitions. [2022-10-17 16:49:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 980 transitions. [2022-10-17 16:49:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:49:08,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:08,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-10-17 16:49:09,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 819 states and 980 transitions. [2022-10-17 16:49:09,013 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 980 transitions. [2022-10-17 16:49:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 16:49:09,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:09,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:09,113 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 857 states and 1024 transitions. [2022-10-17 16:49:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1024 transitions. [2022-10-17 16:49:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-17 16:49:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:09,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:10,015 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:49:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 908 states and 1083 transitions. [2022-10-17 16:49:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1083 transitions. [2022-10-17 16:49:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 16:49:10,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:10,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:10,915 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:49:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 934 states and 1114 transitions. [2022-10-17 16:49:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1114 transitions. [2022-10-17 16:49:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-17 16:49:11,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-10-17 16:49:11,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 935 states and 1114 transitions. [2022-10-17 16:49:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1114 transitions. [2022-10-17 16:49:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-10-17 16:49:11,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-10-17 16:49:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 938 states and 1117 transitions. [2022-10-17 16:49:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1117 transitions. [2022-10-17 16:49:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-10-17 16:49:11,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:49:13,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1009 states and 1192 transitions. [2022-10-17 16:49:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1192 transitions. [2022-10-17 16:49:13,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-10-17 16:49:13,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:13,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:13,893 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:49:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1010 states and 1192 transitions. [2022-10-17 16:49:14,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1192 transitions. [2022-10-17 16:49:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-10-17 16:49:14,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:49:14,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1011 states and 1192 transitions. [2022-10-17 16:49:14,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1192 transitions. [2022-10-17 16:49:14,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-10-17 16:49:14,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:16,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1110 states and 1295 transitions. [2022-10-17 16:49:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1295 transitions. [2022-10-17 16:49:16,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-10-17 16:49:16,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:16,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 52 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.