./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label07.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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/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 310a228ac9ef963df74602c7a325253060c00e1ba8762b129fbb4c87e9827f78 --- 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 16:57:56,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:56,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:56,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:56,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:56,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:56,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:56,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:56,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:56,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:56,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:56,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:56,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:56,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:56,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:56,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:56,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:56,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:56,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:56,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:56,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:56,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:56,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:56,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:56,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:56,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:56,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:56,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:56,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:56,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:56,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:56,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:56,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:56,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:56,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:56,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:56,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:56,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:56,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:56,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:56,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:56,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:56,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:56,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:56,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:56,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:56,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:56,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:56,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:56,278 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:56,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:56,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:56,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:56,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:56,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:56,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:56,280 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:56,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:56,280 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:56,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:56,281 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:56,281 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:56,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:56,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:56,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:56,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:56,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:56,283 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:56,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:56,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:56,283 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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 310a228ac9ef963df74602c7a325253060c00e1ba8762b129fbb4c87e9827f78 [2022-10-17 16:57:56,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:56,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:56,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:56,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:56,571 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:56,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label07.c [2022-10-17 16:57:56,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/data/bee7ed65e/13a088238c574c0d83e1a75224b9861d/FLAG8ca1de9d3 [2022-10-17 16:57:57,242 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:57,243 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/sv-benchmarks/c/eca-rers2012/Problem02_label07.c [2022-10-17 16:57:57,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/data/bee7ed65e/13a088238c574c0d83e1a75224b9861d/FLAG8ca1de9d3 [2022-10-17 16:57:57,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/data/bee7ed65e/13a088238c574c0d83e1a75224b9861d [2022-10-17 16:57:57,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:57,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:57,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:57,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:57,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:57,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:57" (1/1) ... [2022-10-17 16:57:57,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe83a21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:57, skipping insertion in model container [2022-10-17 16:57:57,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:57" (1/1) ... [2022-10-17 16:57:57,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:57,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:57,999 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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/sv-benchmarks/c/eca-rers2012/Problem02_label07.c[21220,21233] [2022-10-17 16:57:58,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:58,029 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:58,108 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_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/sv-benchmarks/c/eca-rers2012/Problem02_label07.c[21220,21233] [2022-10-17 16:57:58,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:58,135 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:58,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58 WrapperNode [2022-10-17 16:57:58,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:58,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:58,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:58,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:58,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,228 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:57:58,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:58,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:58,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:58,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:58,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:58,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:58,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:58,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:58,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:58" (1/1) ... [2022-10-17 16:57:58,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:58,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:58,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:58,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6636b0cd-e2c4-4dd7-8b70-ee152de6ef99/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:58,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:58,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:58,552 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:58,554 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:59,861 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:00,175 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:00,175 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:58:00,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:00 BoogieIcfgContainer [2022-10-17 16:58:00,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:00,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:00,181 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:00,192 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:00,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:00" (1/1) ... [2022-10-17 16:58:00,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:58:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:58:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:58:00,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,828 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 16:58:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2022-10-17 16:58:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2022-10-17 16:58:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:58:01,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 16:58:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 16:58:01,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:58:01,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:02,252 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 16:58:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 249 states and 345 transitions. [2022-10-17 16:58:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 345 transitions. [2022-10-17 16:58:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:58:03,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 254 states and 354 transitions. [2022-10-17 16:58:03,719 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 354 transitions. [2022-10-17 16:58:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:58:03,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 257 states and 359 transitions. [2022-10-17 16:58:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 359 transitions. [2022-10-17 16:58:04,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-17 16:58:04,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:04,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 258 states and 360 transitions. [2022-10-17 16:58:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 360 transitions. [2022-10-17 16:58:04,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 16:58:04,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:04,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 261 states and 367 transitions. [2022-10-17 16:58:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 367 transitions. [2022-10-17 16:58:04,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 16:58:04,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:04,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 343 states and 455 transitions. [2022-10-17 16:58:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 455 transitions. [2022-10-17 16:58:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:58:06,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:06,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:06,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 344 states and 458 transitions. [2022-10-17 16:58:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 458 transitions. [2022-10-17 16:58:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:58:06,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:06,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:06,498 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 16:58:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 345 states and 460 transitions. [2022-10-17 16:58:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 460 transitions. [2022-10-17 16:58:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:58:06,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:06,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 467 transitions. [2022-10-17 16:58:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 467 transitions. [2022-10-17 16:58:07,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:58:07,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:07,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 350 states and 468 transitions. [2022-10-17 16:58:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 468 transitions. [2022-10-17 16:58:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:58:07,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:07,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 353 states and 473 transitions. [2022-10-17 16:58:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 473 transitions. [2022-10-17 16:58:07,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:58:07,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:07,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:09,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 364 states and 491 transitions. [2022-10-17 16:58:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 491 transitions. [2022-10-17 16:58:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:58:09,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:09,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 453 states and 594 transitions. [2022-10-17 16:58:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 594 transitions. [2022-10-17 16:58:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:58:12,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 456 states and 602 transitions. [2022-10-17 16:58:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 602 transitions. [2022-10-17 16:58:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:58:12,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 459 states and 606 transitions. [2022-10-17 16:58:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 606 transitions. [2022-10-17 16:58:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:58:12,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 465 states and 616 transitions. [2022-10-17 16:58:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 616 transitions. [2022-10-17 16:58:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:13,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 466 states and 618 transitions. [2022-10-17 16:58:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 618 transitions. [2022-10-17 16:58:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:13,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 469 states and 623 transitions. [2022-10-17 16:58:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 623 transitions. [2022-10-17 16:58:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:14,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 476 states and 632 transitions. [2022-10-17 16:58:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 632 transitions. [2022-10-17 16:58:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:58:15,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,200 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 16:58:15,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 478 states and 635 transitions. [2022-10-17 16:58:15,303 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 635 transitions. [2022-10-17 16:58:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:58:15,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 480 states and 636 transitions. [2022-10-17 16:58:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 636 transitions. [2022-10-17 16:58:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:58:15,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 493 states and 659 transitions. [2022-10-17 16:58:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 659 transitions. [2022-10-17 16:58:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:16,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,728 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 503 states and 677 transitions. [2022-10-17 16:58:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 677 transitions. [2022-10-17 16:58:18,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:18,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:58:19,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 506 states and 682 transitions. [2022-10-17 16:58:19,113 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 682 transitions. [2022-10-17 16:58:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:19,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 507 states and 687 transitions. [2022-10-17 16:58:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 687 transitions. [2022-10-17 16:58:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 514 states and 697 transitions. [2022-10-17 16:58:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 697 transitions. [2022-10-17 16:58:20,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:20,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 520 states and 706 transitions. [2022-10-17 16:58:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 706 transitions. [2022-10-17 16:58:21,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:58:21,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,402 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 530 states and 721 transitions. [2022-10-17 16:58:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 721 transitions. [2022-10-17 16:58:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:58:22,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 531 states and 721 transitions. [2022-10-17 16:58:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 721 transitions. [2022-10-17 16:58:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:58:22,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 536 states and 728 transitions. [2022-10-17 16:58:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 728 transitions. [2022-10-17 16:58:22,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:58:22,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,976 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 540 states and 733 transitions. [2022-10-17 16:58:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 733 transitions. [2022-10-17 16:58:23,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:58:23,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,405 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 16:58:23,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 542 states and 735 transitions. [2022-10-17 16:58:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 735 transitions. [2022-10-17 16:58:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:58:23,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 546 states and 743 transitions. [2022-10-17 16:58:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 743 transitions. [2022-10-17 16:58:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:58:24,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,167 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 551 states and 750 transitions. [2022-10-17 16:58:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 750 transitions. [2022-10-17 16:58:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:58:24,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.