./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8 --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 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:35:49,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:35:49,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:35:49,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:35:49,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:35:49,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:35:49,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:35:49,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:35:49,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:35:49,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:35:49,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:35:49,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:35:49,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:35:49,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:35:49,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:35:49,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:35:49,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:35:49,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:35:49,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:35:49,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:35:49,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:35:49,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:35:49,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:35:49,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:35:49,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:35:49,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:35:49,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:35:49,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:35:49,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:35:49,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:35:49,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:35:49,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:35:49,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:35:49,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:35:49,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:35:49,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:35:49,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:35:49,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:35:49,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:35:49,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:35:49,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:35:49,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 19:35:49,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:35:49,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:35:49,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:35:49,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:35:49,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:35:49,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:35:49,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:35:49,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:35:49,551 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:35:49,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:35:49,551 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:35:49,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:35:49,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:35:49,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:35:49,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:35:49,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:35:49,554 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66615d945375ceea5b4ada22b003e1a8e291ec4d3a0b5c3c04d345b3412d5b92 [2022-12-13 19:35:49,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:35:49,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:35:49,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:35:49,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:35:49,746 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:35:49,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2022-12-13 19:35:52,363 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:35:52,842 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:35:52,842 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c [2022-12-13 19:35:52,881 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/data/4cd473d08/66f1b754593944f1aee62e865e410162/FLAG214d22eaf [2022-12-13 19:35:52,893 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/data/4cd473d08/66f1b754593944f1aee62e865e410162 [2022-12-13 19:35:52,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:35:52,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:35:52,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:52,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:35:52,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:35:52,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:52" (1/1) ... [2022-12-13 19:35:52,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45644c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:52, skipping insertion in model container [2022-12-13 19:35:52,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:35:52" (1/1) ... [2022-12-13 19:35:52,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:35:53,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:35:53,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c[2309,2322] [2022-12-13 19:35:54,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:35:54,171 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:35:54,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.4.c[2309,2322] [2022-12-13 19:35:54,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:35:55,006 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:35:55,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55 WrapperNode [2022-12-13 19:35:55,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:35:55,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:35:55,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:35:55,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:35:55,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:55,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:55,903 INFO L138 Inliner]: procedures = 101, calls = 18605, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 62908 [2022-12-13 19:35:55,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:35:55,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:35:55,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:35:55,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:35:55,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:55,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,938 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:56,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:57,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:35:57,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:35:57,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:35:57,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:35:57,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (1/1) ... [2022-12-13 19:35:57,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:35:57,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:35:57,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:35:57,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92e7c0-3c43-4f2a-bece-93af8e1653f6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:35:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-12-13 19:35:57,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-12-13 19:35:57,166 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-12-13 19:35:57,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-12-13 19:35:57,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:35:57,166 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-12-13 19:35:57,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-12-13 19:35:57,166 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-12-13 19:35:57,166 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-12-13 19:35:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-12-13 19:35:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-12-13 19:35:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-12-13 19:35:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-12-13 19:35:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-12-13 19:35:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-12-13 19:35:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-12-13 19:35:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-12-13 19:35:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-12-13 19:35:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-12-13 19:35:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:35:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-12-13 19:35:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-12-13 19:35:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-12-13 19:35:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-12-13 19:35:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-12-13 19:35:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-12-13 19:35:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-12-13 19:35:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-12-13 19:35:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-12-13 19:35:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-12-13 19:35:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-12-13 19:35:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-12-13 19:35:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-12-13 19:35:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-12-13 19:35:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:35:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-12-13 19:35:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-12-13 19:35:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-12-13 19:35:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-12-13 19:35:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-12-13 19:35:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-12-13 19:35:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-12-13 19:35:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-12-13 19:35:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-12-13 19:35:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-12-13 19:35:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-12-13 19:35:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-12-13 19:35:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-12-13 19:35:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-12-13 19:35:57,172 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-12-13 19:35:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-12-13 19:35:57,172 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-12-13 19:35:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-12-13 19:35:57,172 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-12-13 19:35:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-12-13 19:35:57,172 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-12-13 19:35:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-12-13 19:35:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-12-13 19:35:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-12-13 19:35:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-12-13 19:35:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-12-13 19:35:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-12-13 19:35:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-12-13 19:35:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-12-13 19:35:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-12-13 19:35:57,174 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-12-13 19:35:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-12-13 19:35:57,174 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-12-13 19:35:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-12-13 19:35:57,174 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-12-13 19:35:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-12-13 19:35:57,174 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-12-13 19:35:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-12-13 19:35:57,175 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-12-13 19:35:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-12-13 19:35:57,175 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-12-13 19:35:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-12-13 19:35:57,175 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-12-13 19:35:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-12-13 19:35:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-12-13 19:35:57,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-12-13 19:35:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-12-13 19:35:57,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-12-13 19:35:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-12-13 19:35:57,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-12-13 19:35:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-12-13 19:35:57,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-12-13 19:35:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:35:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-12-13 19:35:57,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-12-13 19:35:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:35:57,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:35:58,712 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:35:58,714 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:48:34,274 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:48:34,307 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:48:34,307 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-13 19:48:34,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:48:34 BoogieIcfgContainer [2022-12-13 19:48:34,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:48:34,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:48:34,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:48:34,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:48:34,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:35:52" (1/3) ... [2022-12-13 19:48:34,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2169475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:48:34, skipping insertion in model container [2022-12-13 19:48:34,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:35:55" (2/3) ... [2022-12-13 19:48:34,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2169475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:48:34, skipping insertion in model container [2022-12-13 19:48:34,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:48:34" (3/3) ... [2022-12-13 19:48:34,322 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.4.c [2022-12-13 19:48:34,335 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:48:34,336 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:48:34,482 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:48:34,486 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5dd5eaf4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:48:34,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:48:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand has 13229 states, 12786 states have (on average 1.583919912404192) internal successors, (20252), 12810 states have internal predecessors, (20252), 398 states have call successors, (398), 43 states have call predecessors, (398), 43 states have return successors, (398), 388 states have call predecessors, (398), 398 states have call successors, (398) [2022-12-13 19:48:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5046 [2022-12-13 19:48:34,836 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:34,838 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:34,839 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:48:34,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:34,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1403574320, now seen corresponding path program 1 times [2022-12-13 19:48:34,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:48:34,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970478625] [2022-12-13 19:48:34,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms