./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 615a212c0eecd0a3199c84d27ecc87f5d04134da .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:32:17,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:32:17,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:32:17,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:32:17,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:32:17,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:32:17,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:32:17,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:32:17,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:32:17,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:32:17,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:32:17,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:32:17,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:32:17,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:32:17,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:32:17,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:32:17,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:32:17,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:32:17,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:32:17,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:32:17,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:32:17,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:32:17,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:32:17,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:32:17,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:32:17,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:32:17,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:32:17,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:32:17,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:32:17,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:32:17,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:32:17,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:32:17,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:32:17,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:32:17,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:32:17,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:32:17,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:32:17,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:32:17,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:32:17,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:32:17,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:32:17,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:32:17,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:32:17,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:32:17,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:32:17,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:32:17,235 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:32:17,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:32:17,236 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:32:17,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:32:17,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:32:17,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:32:17,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:32:17,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:32:17,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:32:17,244 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:32:17,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:32:17,245 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:32:17,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:32:17,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:32:17,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:32:17,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:32:17,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:17,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:32:17,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:32:17,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:32:17,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:32:17,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:32:17,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:32:17,248 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:32:17,248 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_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 615a212c0eecd0a3199c84d27ecc87f5d04134da [2021-10-11 00:32:17,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:32:17,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:32:17,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:32:17,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:32:17,610 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:32:17,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/pthread-wmm/safe011_power.opt.i [2021-10-11 00:32:17,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/data/8ac190cd4/e2ba5b55d69d40a48624e93e1c65a948/FLAG9af40271e [2021-10-11 00:32:18,258 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:32:18,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/sv-benchmarks/c/pthread-wmm/safe011_power.opt.i [2021-10-11 00:32:18,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/data/8ac190cd4/e2ba5b55d69d40a48624e93e1c65a948/FLAG9af40271e [2021-10-11 00:32:18,505 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/data/8ac190cd4/e2ba5b55d69d40a48624e93e1c65a948 [2021-10-11 00:32:18,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:32:18,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:32:18,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:18,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:32:18,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:32:18,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:18" (1/1) ... [2021-10-11 00:32:18,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@792dc67d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:18, skipping insertion in model container [2021-10-11 00:32:18,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:18" (1/1) ... [2021-10-11 00:32:18,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:32:18,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:32:18,785 WARN L226 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_ba217bcb-48ae-402b-8fc0-1aa2f7096471/sv-benchmarks/c/pthread-wmm/safe011_power.opt.i[951,964] [2021-10-11 00:32:18,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:32:19,004 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:32:19,017 WARN L226 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_ba217bcb-48ae-402b-8fc0-1aa2f7096471/sv-benchmarks/c/pthread-wmm/safe011_power.opt.i[951,964] [2021-10-11 00:32:19,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:32:19,148 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:32:19,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19 WrapperNode [2021-10-11 00:32:19,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:19,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:32:19,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:32:19,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:32:19,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:32:19,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:32:19,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:32:19,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:32:19,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... [2021-10-11 00:32:19,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:32:19,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:32:19,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:32:19,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:32:19,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:32:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-11 00:32:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:32:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:32:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-11 00:32:19,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-11 00:32:19,367 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-11 00:32:19,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-11 00:32:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-11 00:32:19,368 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-11 00:32:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:32:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-11 00:32:19,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:32:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:32:19,371 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-11 00:32:21,730 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:32:21,731 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-11 00:32:21,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:21 BoogieIcfgContainer [2021-10-11 00:32:21,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:32:21,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:32:21,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:32:21,740 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:32:21,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:32:18" (1/3) ... [2021-10-11 00:32:21,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348959ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:32:21, skipping insertion in model container [2021-10-11 00:32:21,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:19" (2/3) ... [2021-10-11 00:32:21,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348959ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:32:21, skipping insertion in model container [2021-10-11 00:32:21,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:21" (3/3) ... [2021-10-11 00:32:21,744 INFO L111 eAbstractionObserver]: Analyzing ICFG safe011_power.opt.i [2021-10-11 00:32:21,763 WARN L169 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-11 00:32:21,763 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:32:21,768 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 00:32:21,769 INFO L354 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-11 00:32:21,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,813 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,813 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,813 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,814 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,815 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,822 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,825 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,825 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,826 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,828 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,833 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,833 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,834 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,834 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,834 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,834 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,835 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,835 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,835 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,835 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,845 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,845 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,845 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,845 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,846 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,847 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,856 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,869 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,869 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,869 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,869 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,869 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,870 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:32:21,871 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-11 00:32:21,882 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-11 00:32:21,914 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:32:21,914 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:32:21,914 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:32:21,915 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:32:21,915 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:32:21,915 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:32:21,915 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:32:21,915 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:32:21,930 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-11 00:32:21,932 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 97 transitions, 209 flow [2021-10-11 00:32:21,935 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 97 transitions, 209 flow [2021-10-11 00:32:21,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 97 transitions, 209 flow [2021-10-11 00:32:22,007 INFO L129 PetriNetUnfolder]: 2/94 cut-off events. [2021-10-11 00:32:22,007 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-11 00:32:22,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 94 events. 2/94 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 61. Up to 2 conditions per place. [2021-10-11 00:32:22,018 INFO L116 LiptonReduction]: Number of co-enabled transitions 1686 [2021-10-11 00:32:22,233 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:22,234 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,238 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:22,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,325 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:22,325 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,328 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:22,346 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,402 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:22,402 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,404 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:22,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:22,442 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:22,443 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,444 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:22,444 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,781 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,781 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,782 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,783 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,786 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,786 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:22,789 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,790 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:22,814 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,815 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,816 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,816 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:22,819 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,819 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:22,822 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:22,822 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:22,881 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-10-11 00:32:22,881 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,256 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,257 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,258 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,260 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,263 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,264 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,288 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,289 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,290 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,290 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,292 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,295 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,295 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,392 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:23,392 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,393 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:23,393 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,453 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:23,454 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:23,454 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:23,455 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:23,484 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,485 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,485 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,486 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,488 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,488 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,490 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,490 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,514 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,514 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,515 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,515 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:23,517 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,517 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,519 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:23,520 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:23,841 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-10-11 00:32:24,402 WARN L197 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-10-11 00:32:24,550 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-10-11 00:32:24,575 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,575 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,576 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,577 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,579 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,579 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,582 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,582 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,606 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,606 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,607 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,608 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,610 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,610 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,613 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,613 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,735 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,735 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,736 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,737 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,738 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,739 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,741 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,741 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,762 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,762 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,763 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,763 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:24,765 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,766 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,768 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:24,768 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:24,812 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:24,812 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:24,813 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:24,814 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:24,853 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:24,853 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:24,854 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:24,855 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:25,810 WARN L197 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 185 [2021-10-11 00:32:26,191 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2021-10-11 00:32:28,101 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 310 DAG size of output: 266 [2021-10-11 00:32:28,866 WARN L197 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2021-10-11 00:32:29,016 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,016 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:29,017 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,017 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:29,019 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,019 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:29,021 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,022 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:29,040 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,040 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:29,041 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,041 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:29,043 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,043 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:29,045 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:29,045 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:29,306 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-10-11 00:32:29,307 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:29,614 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-10-11 00:32:29,761 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-10-11 00:32:30,025 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-10-11 00:32:30,025 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,061 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:30,062 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,063 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:30,063 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,090 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:30,091 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,092 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:30,092 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,729 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,729 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,730 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,730 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,732 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,732 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,734 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,734 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,752 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,752 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,753 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,754 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,755 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,756 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:30,758 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,758 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:30,785 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,785 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,786 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,786 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,788 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,807 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:30,809 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,809 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:30,826 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,826 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,827 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,827 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:30,829 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,829 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:30,831 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:30,831 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:31,195 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:31,195 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:31,197 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:31,197 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:31,234 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:31,234 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:31,235 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:31,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:31,627 WARN L197 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-10-11 00:32:32,059 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-10-11 00:32:32,824 WARN L197 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2021-10-11 00:32:33,598 WARN L197 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2021-10-11 00:32:33,982 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-10-11 00:32:34,362 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-10-11 00:32:35,108 WARN L197 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2021-10-11 00:32:35,958 WARN L197 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2021-10-11 00:32:35,969 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,969 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:35,969 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,970 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:35,972 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,972 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:35,974 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,975 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:35,992 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,993 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:35,994 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,994 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:35,996 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,996 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:35,998 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:35,998 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,027 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,028 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,030 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,031 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,032 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,033 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,051 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,052 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,052 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,053 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,054 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,055 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,057 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,057 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,083 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,084 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,084 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,085 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,087 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,087 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,089 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,106 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,107 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,108 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,109 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,109 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,111 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,111 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,141 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,141 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,142 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,142 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,145 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,145 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,147 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,148 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,168 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,168 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,169 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,169 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:36,171 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,171 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,173 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-10-11 00:32:36,174 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-10-11 00:32:36,218 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:36,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,219 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:36,220 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,244 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:36,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,246 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:36,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:36,409 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-10-11 00:32:36,631 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-10-11 00:32:37,483 WARN L197 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-10-11 00:32:38,061 WARN L197 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-10-11 00:32:39,237 WARN L197 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 280 [2021-10-11 00:32:40,385 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 280 [2021-10-11 00:32:40,404 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,405 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,405 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,432 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,433 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,434 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,434 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,462 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,462 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,463 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,463 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,490 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,491 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,491 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:40,492 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,517 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,517 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,518 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,518 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,542 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,543 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,543 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:40,544 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,594 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,594 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,595 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 1] term [2021-10-11 00:32:40,595 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,623 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,623 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,624 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,624 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,658 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,659 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,659 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:40,660 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,689 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,689 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,690 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,690 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,719 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,719 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,720 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:40,720 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:40,743 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:40,744 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:40,744 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:40,745 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,044 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,045 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:41,045 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-10-11 00:32:41,046 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:41,073 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,074 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,074 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:41,075 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,112 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,112 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,113 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 1] term [2021-10-11 00:32:41,113 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,144 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,144 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,145 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:41,145 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,186 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,187 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 1] term [2021-10-11 00:32:41,187 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 00:32:41,216 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 2, 1] term [2021-10-11 00:32:41,216 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:41,217 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 1] term [2021-10-11 00:32:41,217 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 00:32:41,727 WARN L197 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-10-11 00:32:41,905 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-10-11 00:32:42,302 WARN L197 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-10-11 00:32:42,463 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-10-11 00:32:42,468 INFO L131 LiptonReduction]: Checked pairs total: 4808 [2021-10-11 00:32:42,468 INFO L133 LiptonReduction]: Total number of compositions: 82 [2021-10-11 00:32:42,474 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 26 transitions, 67 flow [2021-10-11 00:32:42,537 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 822 states. [2021-10-11 00:32:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states. [2021-10-11 00:32:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-11 00:32:42,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:42,545 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-11 00:32:42,545 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:42,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:42,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1017682433, now seen corresponding path program 1 times [2021-10-11 00:32:42,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:42,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526158153] [2021-10-11 00:32:42,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:42,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526158153] [2021-10-11 00:32:42,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:42,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-11 00:32:42,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957123487] [2021-10-11 00:32:42,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:42,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:42,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:42,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:42,882 INFO L87 Difference]: Start difference. First operand 822 states. Second operand 3 states. [2021-10-11 00:32:43,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:43,003 INFO L93 Difference]: Finished difference Result 687 states and 2150 transitions. [2021-10-11 00:32:43,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:43,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2021-10-11 00:32:43,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:43,027 INFO L225 Difference]: With dead ends: 687 [2021-10-11 00:32:43,027 INFO L226 Difference]: Without dead ends: 562 [2021-10-11 00:32:43,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:43,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-11 00:32:43,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 562. [2021-10-11 00:32:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2021-10-11 00:32:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 1725 transitions. [2021-10-11 00:32:43,113 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 1725 transitions. Word has length 5 [2021-10-11 00:32:43,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:43,114 INFO L481 AbstractCegarLoop]: Abstraction has 562 states and 1725 transitions. [2021-10-11 00:32:43,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:43,114 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1725 transitions. [2021-10-11 00:32:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 00:32:43,115 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:43,116 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:43,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:32:43,116 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:43,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:43,117 INFO L82 PathProgramCache]: Analyzing trace with hash 639993005, now seen corresponding path program 1 times [2021-10-11 00:32:43,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:43,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950019029] [2021-10-11 00:32:43,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:43,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:43,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950019029] [2021-10-11 00:32:43,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:43,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-11 00:32:43,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680653073] [2021-10-11 00:32:43,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:43,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:43,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:43,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:43,287 INFO L87 Difference]: Start difference. First operand 562 states and 1725 transitions. Second operand 3 states. [2021-10-11 00:32:43,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:43,312 INFO L93 Difference]: Finished difference Result 552 states and 1687 transitions. [2021-10-11 00:32:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:43,313 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2021-10-11 00:32:43,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:43,322 INFO L225 Difference]: With dead ends: 552 [2021-10-11 00:32:43,322 INFO L226 Difference]: Without dead ends: 552 [2021-10-11 00:32:43,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:43,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2021-10-11 00:32:43,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 552. [2021-10-11 00:32:43,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2021-10-11 00:32:43,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 1687 transitions. [2021-10-11 00:32:43,365 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 1687 transitions. Word has length 9 [2021-10-11 00:32:43,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:43,366 INFO L481 AbstractCegarLoop]: Abstraction has 552 states and 1687 transitions. [2021-10-11 00:32:43,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1687 transitions. [2021-10-11 00:32:43,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-11 00:32:43,370 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:43,371 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:43,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:32:43,371 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:43,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:43,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1584138314, now seen corresponding path program 1 times [2021-10-11 00:32:43,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:43,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562374743] [2021-10-11 00:32:43,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:43,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562374743] [2021-10-11 00:32:43,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:43,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-11 00:32:43,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113345163] [2021-10-11 00:32:43,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:43,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:43,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:43,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:43,532 INFO L87 Difference]: Start difference. First operand 552 states and 1687 transitions. Second operand 3 states. [2021-10-11 00:32:43,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:43,573 INFO L93 Difference]: Finished difference Result 532 states and 1616 transitions. [2021-10-11 00:32:43,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:43,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2021-10-11 00:32:43,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:43,579 INFO L225 Difference]: With dead ends: 532 [2021-10-11 00:32:43,579 INFO L226 Difference]: Without dead ends: 532 [2021-10-11 00:32:43,580 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:43,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2021-10-11 00:32:43,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 532. [2021-10-11 00:32:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2021-10-11 00:32:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 1616 transitions. [2021-10-11 00:32:43,601 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 1616 transitions. Word has length 10 [2021-10-11 00:32:43,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:43,601 INFO L481 AbstractCegarLoop]: Abstraction has 532 states and 1616 transitions. [2021-10-11 00:32:43,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1616 transitions. [2021-10-11 00:32:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 00:32:43,608 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:43,608 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:43,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:32:43,608 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:43,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:43,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1863647176, now seen corresponding path program 1 times [2021-10-11 00:32:43,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:43,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109331492] [2021-10-11 00:32:43,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:43,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109331492] [2021-10-11 00:32:43,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:43,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:32:43,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778403064] [2021-10-11 00:32:43,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:43,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:43,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:43,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:43,735 INFO L87 Difference]: Start difference. First operand 532 states and 1616 transitions. Second operand 4 states. [2021-10-11 00:32:43,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:43,773 INFO L93 Difference]: Finished difference Result 674 states and 2001 transitions. [2021-10-11 00:32:43,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:43,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2021-10-11 00:32:43,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:43,778 INFO L225 Difference]: With dead ends: 674 [2021-10-11 00:32:43,778 INFO L226 Difference]: Without dead ends: 374 [2021-10-11 00:32:43,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:43,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-10-11 00:32:43,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374. [2021-10-11 00:32:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2021-10-11 00:32:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 1066 transitions. [2021-10-11 00:32:43,795 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 1066 transitions. Word has length 11 [2021-10-11 00:32:43,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:43,795 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 1066 transitions. [2021-10-11 00:32:43,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1066 transitions. [2021-10-11 00:32:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 00:32:43,797 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:43,797 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:43,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:32:43,797 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:43,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:43,798 INFO L82 PathProgramCache]: Analyzing trace with hash 726445346, now seen corresponding path program 1 times [2021-10-11 00:32:43,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:43,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502434552] [2021-10-11 00:32:43,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:43,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502434552] [2021-10-11 00:32:43,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:43,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:32:43,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936941637] [2021-10-11 00:32:43,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:43,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:43,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:43,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:43,951 INFO L87 Difference]: Start difference. First operand 374 states and 1066 transitions. Second operand 4 states. [2021-10-11 00:32:44,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,026 INFO L93 Difference]: Finished difference Result 398 states and 1141 transitions. [2021-10-11 00:32:44,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:44,027 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2021-10-11 00:32:44,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,031 INFO L225 Difference]: With dead ends: 398 [2021-10-11 00:32:44,031 INFO L226 Difference]: Without dead ends: 398 [2021-10-11 00:32:44,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:44,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-10-11 00:32:44,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2021-10-11 00:32:44,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2021-10-11 00:32:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 1141 transitions. [2021-10-11 00:32:44,047 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 1141 transitions. Word has length 13 [2021-10-11 00:32:44,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,047 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 1141 transitions. [2021-10-11 00:32:44,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1141 transitions. [2021-10-11 00:32:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-11 00:32:44,048 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:32:44,049 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,050 INFO L82 PathProgramCache]: Analyzing trace with hash -36779998, now seen corresponding path program 2 times [2021-10-11 00:32:44,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652446335] [2021-10-11 00:32:44,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:44,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652446335] [2021-10-11 00:32:44,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:44,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:44,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100717886] [2021-10-11 00:32:44,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:32:44,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:44,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:32:44,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:44,153 INFO L87 Difference]: Start difference. First operand 398 states and 1141 transitions. Second operand 5 states. [2021-10-11 00:32:44,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,250 INFO L93 Difference]: Finished difference Result 393 states and 1121 transitions. [2021-10-11 00:32:44,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:44,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2021-10-11 00:32:44,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,255 INFO L225 Difference]: With dead ends: 393 [2021-10-11 00:32:44,255 INFO L226 Difference]: Without dead ends: 393 [2021-10-11 00:32:44,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:32:44,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2021-10-11 00:32:44,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 369. [2021-10-11 00:32:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2021-10-11 00:32:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 1046 transitions. [2021-10-11 00:32:44,268 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 1046 transitions. Word has length 13 [2021-10-11 00:32:44,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,269 INFO L481 AbstractCegarLoop]: Abstraction has 369 states and 1046 transitions. [2021-10-11 00:32:44,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:32:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1046 transitions. [2021-10-11 00:32:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-11 00:32:44,270 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,270 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:32:44,270 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,271 INFO L82 PathProgramCache]: Analyzing trace with hash -247492335, now seen corresponding path program 1 times [2021-10-11 00:32:44,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322133546] [2021-10-11 00:32:44,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:44,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:44,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322133546] [2021-10-11 00:32:44,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:44,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:44,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058491689] [2021-10-11 00:32:44,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:44,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:44,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:44,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:44,358 INFO L87 Difference]: Start difference. First operand 369 states and 1046 transitions. Second operand 4 states. [2021-10-11 00:32:44,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,404 INFO L93 Difference]: Finished difference Result 357 states and 902 transitions. [2021-10-11 00:32:44,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:32:44,405 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2021-10-11 00:32:44,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,408 INFO L225 Difference]: With dead ends: 357 [2021-10-11 00:32:44,408 INFO L226 Difference]: Without dead ends: 272 [2021-10-11 00:32:44,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:44,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-11 00:32:44,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2021-10-11 00:32:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2021-10-11 00:32:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 674 transitions. [2021-10-11 00:32:44,417 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 674 transitions. Word has length 14 [2021-10-11 00:32:44,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,417 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 674 transitions. [2021-10-11 00:32:44,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 674 transitions. [2021-10-11 00:32:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-11 00:32:44,418 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,418 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:32:44,419 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1786537463, now seen corresponding path program 1 times [2021-10-11 00:32:44,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978012717] [2021-10-11 00:32:44,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:44,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978012717] [2021-10-11 00:32:44,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:44,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:44,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730265333] [2021-10-11 00:32:44,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:32:44,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:44,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:32:44,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:44,546 INFO L87 Difference]: Start difference. First operand 272 states and 674 transitions. Second operand 5 states. [2021-10-11 00:32:44,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,605 INFO L93 Difference]: Finished difference Result 224 states and 509 transitions. [2021-10-11 00:32:44,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:32:44,606 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2021-10-11 00:32:44,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,608 INFO L225 Difference]: With dead ends: 224 [2021-10-11 00:32:44,608 INFO L226 Difference]: Without dead ends: 179 [2021-10-11 00:32:44,609 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:32:44,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-10-11 00:32:44,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2021-10-11 00:32:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2021-10-11 00:32:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 399 transitions. [2021-10-11 00:32:44,615 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 399 transitions. Word has length 15 [2021-10-11 00:32:44,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,615 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 399 transitions. [2021-10-11 00:32:44,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:32:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 399 transitions. [2021-10-11 00:32:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:32:44,616 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,616 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:32:44,616 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,617 INFO L82 PathProgramCache]: Analyzing trace with hash -23697470, now seen corresponding path program 1 times [2021-10-11 00:32:44,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868458441] [2021-10-11 00:32:44,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:44,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868458441] [2021-10-11 00:32:44,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:44,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:32:44,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504799838] [2021-10-11 00:32:44,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:44,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:44,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:44,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:44,697 INFO L87 Difference]: Start difference. First operand 179 states and 399 transitions. Second operand 3 states. [2021-10-11 00:32:44,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,712 INFO L93 Difference]: Finished difference Result 233 states and 504 transitions. [2021-10-11 00:32:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:44,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:32:44,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,721 INFO L225 Difference]: With dead ends: 233 [2021-10-11 00:32:44,721 INFO L226 Difference]: Without dead ends: 181 [2021-10-11 00:32:44,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:44,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2021-10-11 00:32:44,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 178. [2021-10-11 00:32:44,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2021-10-11 00:32:44,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 383 transitions. [2021-10-11 00:32:44,727 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 383 transitions. Word has length 17 [2021-10-11 00:32:44,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,727 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 383 transitions. [2021-10-11 00:32:44,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 383 transitions. [2021-10-11 00:32:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:32:44,728 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,728 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:32:44,728 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1251431321, now seen corresponding path program 1 times [2021-10-11 00:32:44,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066253462] [2021-10-11 00:32:44,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:44,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066253462] [2021-10-11 00:32:44,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:44,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:32:44,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720135453] [2021-10-11 00:32:44,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:32:44,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:44,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:32:44,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:32:44,883 INFO L87 Difference]: Start difference. First operand 178 states and 383 transitions. Second operand 6 states. [2021-10-11 00:32:44,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:44,947 INFO L93 Difference]: Finished difference Result 161 states and 348 transitions. [2021-10-11 00:32:44,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:32:44,948 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2021-10-11 00:32:44,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:44,949 INFO L225 Difference]: With dead ends: 161 [2021-10-11 00:32:44,949 INFO L226 Difference]: Without dead ends: 70 [2021-10-11 00:32:44,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:32:44,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-10-11 00:32:44,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2021-10-11 00:32:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2021-10-11 00:32:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 133 transitions. [2021-10-11 00:32:44,952 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 133 transitions. Word has length 18 [2021-10-11 00:32:44,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:44,952 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 133 transitions. [2021-10-11 00:32:44,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:32:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions. [2021-10-11 00:32:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-11 00:32:44,953 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:44,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:44,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:32:44,953 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:44,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:44,954 INFO L82 PathProgramCache]: Analyzing trace with hash -561176495, now seen corresponding path program 1 times [2021-10-11 00:32:44,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:44,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93926281] [2021-10-11 00:32:44,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:45,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93926281] [2021-10-11 00:32:45,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:45,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:32:45,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966809399] [2021-10-11 00:32:45,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:32:45,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:45,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:32:45,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:32:45,215 INFO L87 Difference]: Start difference. First operand 70 states and 133 transitions. Second operand 8 states. [2021-10-11 00:32:45,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:45,319 INFO L93 Difference]: Finished difference Result 90 states and 168 transitions. [2021-10-11 00:32:45,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:32:45,320 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2021-10-11 00:32:45,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:45,320 INFO L225 Difference]: With dead ends: 90 [2021-10-11 00:32:45,321 INFO L226 Difference]: Without dead ends: 50 [2021-10-11 00:32:45,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:32:45,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-10-11 00:32:45,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-10-11 00:32:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2021-10-11 00:32:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 85 transitions. [2021-10-11 00:32:45,323 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 85 transitions. Word has length 21 [2021-10-11 00:32:45,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:45,323 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 85 transitions. [2021-10-11 00:32:45,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:32:45,323 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2021-10-11 00:32:45,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-11 00:32:45,324 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:45,324 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:45,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:32:45,324 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:45,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:45,325 INFO L82 PathProgramCache]: Analyzing trace with hash -297434799, now seen corresponding path program 2 times [2021-10-11 00:32:45,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:45,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978055259] [2021-10-11 00:32:45,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:32:45,399 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:32:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:32:45,475 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:32:45,541 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:32:45,542 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:32:45,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:32:45,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:32:45 BasicIcfg [2021-10-11 00:32:45,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:32:45,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:32:45,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:32:45,664 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:32:45,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:21" (3/4) ... [2021-10-11 00:32:45,667 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 00:32:45,744 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba217bcb-48ae-402b-8fc0-1aa2f7096471/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:32:45,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:32:45,745 INFO L168 Benchmark]: Toolchain (without parser) took 27235.82 ms. Allocated memory was 100.7 MB in the beginning and 388.0 MB in the end (delta: 287.3 MB). Free memory was 59.0 MB in the beginning and 297.0 MB in the end (delta: -238.0 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,745 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 100.7 MB. Free memory was 76.8 MB in the beginning and 76.7 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:45,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.06 ms. Allocated memory is still 100.7 MB. Free memory was 58.8 MB in the beginning and 51.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.97 ms. Allocated memory is still 100.7 MB. Free memory was 51.5 MB in the beginning and 48.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,746 INFO L168 Benchmark]: Boogie Preprocessor took 39.43 ms. Allocated memory is still 100.7 MB. Free memory was 48.6 MB in the beginning and 46.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,747 INFO L168 Benchmark]: RCFGBuilder took 2470.34 ms. Allocated memory was 100.7 MB in the beginning and 174.1 MB in the end (delta: 73.4 MB). Free memory was 46.3 MB in the beginning and 115.0 MB in the end (delta: -68.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,747 INFO L168 Benchmark]: TraceAbstraction took 23927.65 ms. Allocated memory was 174.1 MB in the beginning and 388.0 MB in the end (delta: 213.9 MB). Free memory was 115.0 MB in the beginning and 310.7 MB in the end (delta: -195.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,747 INFO L168 Benchmark]: Witness Printer took 79.86 ms. Allocated memory is still 388.0 MB. Free memory was 310.7 MB in the beginning and 297.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:45,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 100.7 MB. Free memory was 76.8 MB in the beginning and 76.7 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 639.06 ms. Allocated memory is still 100.7 MB. Free memory was 58.8 MB in the beginning and 51.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.97 ms. Allocated memory is still 100.7 MB. Free memory was 51.5 MB in the beginning and 48.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.43 ms. Allocated memory is still 100.7 MB. Free memory was 48.6 MB in the beginning and 46.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2470.34 ms. Allocated memory was 100.7 MB in the beginning and 174.1 MB in the end (delta: 73.4 MB). Free memory was 46.3 MB in the beginning and 115.0 MB in the end (delta: -68.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23927.65 ms. Allocated memory was 174.1 MB in the beginning and 388.0 MB in the end (delta: 213.9 MB). Free memory was 115.0 MB in the beginning and 310.7 MB in the end (delta: -195.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Witness Printer took 79.86 ms. Allocated memory is still 388.0 MB. Free memory was 310.7 MB in the beginning and 297.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1173 VarBasedMoverChecksPositive, 61 VarBasedMoverChecksNegative, 10 SemBasedMoverChecksPositive, 51 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.5s, 115 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 20.5s, 105 PlacesBefore, 36 PlacesAfterwards, 97 TransitionsBefore, 26 TransitionsAfterwards, 1686 CoEnabledTransitionPairs, 7 FixpointIterations, 35 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 2 ChoiceCompositions, 82 TotalNumberOfCompositions, 4808 MoverChecksTotal - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p2_EAX = 0; [L712] 0 _Bool main$tmp_guard0; [L713] 0 _Bool main$tmp_guard1; [L715] 0 int x = 0; [L716] 0 _Bool x$flush_delayed; [L717] 0 int x$mem_tmp; [L718] 0 _Bool x$r_buff0_thd0; [L719] 0 _Bool x$r_buff0_thd1; [L720] 0 _Bool x$r_buff0_thd2; [L721] 0 _Bool x$r_buff0_thd3; [L722] 0 _Bool x$r_buff1_thd0; [L723] 0 _Bool x$r_buff1_thd1; [L724] 0 _Bool x$r_buff1_thd2; [L725] 0 _Bool x$r_buff1_thd3; [L726] 0 _Bool x$read_delayed; [L727] 0 int *x$read_delayed_var; [L728] 0 int x$w_buff0; [L729] 0 _Bool x$w_buff0_used; [L730] 0 int x$w_buff1; [L731] 0 _Bool x$w_buff1_used; [L733] 0 int y = 0; [L735] 0 int z = 0; [L736] 0 _Bool weak$$choice0; [L737] 0 _Bool weak$$choice2; [L818] 0 pthread_t t2028; [L819] FCALL, FORK 0 pthread_create(&t2028, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L820] 0 pthread_t t2029; [L821] FCALL, FORK 0 pthread_create(&t2029, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L761] 2 x$w_buff1 = x$w_buff0 [L762] 2 x$w_buff0 = 2 [L763] 2 x$w_buff1_used = x$w_buff0_used [L764] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L766] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L767] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L768] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L769] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L770] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L773] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L822] 0 pthread_t t2030; [L823] FCALL, FORK 0 pthread_create(&t2030, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L790] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L793] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L741] 1 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L744] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L796] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L796] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L796] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L796] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L797] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L797] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L798] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L798] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L799] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L799] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L800] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L800] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L748] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L749] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L749] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L750] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L750] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L751] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L751] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L754] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L756] 1 return 0; [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 3 return 0; [L776] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L776] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L777] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L777] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L778] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L778] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L779] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L780] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L785] 2 return 0; [L825] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) [L829] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L829] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L829] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L829] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L830] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L830] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L831] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L831] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L832] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L832] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L833] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L833] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L836] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L837] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L838] 0 x$flush_delayed = weak$$choice2 [L839] 0 x$mem_tmp = x [L840] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L840] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L841] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L841] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L842] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L842] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L843] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L843] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L844] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L845] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L846] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L846] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L847] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p2_EAX == 1) [L848] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L848] 0 x = x$flush_delayed ? x$mem_tmp : x [L849] 0 x$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 96 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 23.6s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 20.6s, HoareTripleCheckerStatistics: 238 SDtfs, 244 SDslu, 323 SDs, 0 SdLazy, 169 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=822occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 27 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 14157 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...