./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8 --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 b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 --- 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-e04fb08 [2022-11-16 12:05:52,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:05:52,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:05:52,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:05:52,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:05:52,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:05:52,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:05:52,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:05:52,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:05:52,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:05:52,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:05:52,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:05:52,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:05:52,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:05:52,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:05:52,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:05:52,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:05:52,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:05:52,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:05:52,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:05:52,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:05:52,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:05:52,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:05:52,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:05:52,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:05:52,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:05:52,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:05:52,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:05:52,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:05:52,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:05:52,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:05:52,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:05:52,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:05:52,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:05:52,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:05:52,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:05:52,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:05:52,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:05:52,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:05:52,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:05:52,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:05:52,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:05:52,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:05:52,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:05:52,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:05:52,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:05:52,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:05:52,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:05:52,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:05:52,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:05:52,289 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:05:52,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:05:52,303 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:05:52,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:05:52,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:05:52,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:05:52,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:05:52,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:05:52,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:05:52,305 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:05:52,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:05:52,306 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:05:52,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:05:52,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:05:52,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:05:52,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:05:52,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:05:52,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:05:52,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:05:52,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:05:52,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:05:52,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:05:52,309 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:05:52,309 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:05:52,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:05:52,310 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_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2022-11-16 12:05:52,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:05:52,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:05:52,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:05:52,674 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:05:52,674 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:05:52,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-11-16 12:05:52,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/data/ec654a30a/05352877cce94c04bc6c32cd69f0bf38/FLAG10a4196eb [2022-11-16 12:05:53,704 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:05:53,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-11-16 12:05:53,753 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/data/ec654a30a/05352877cce94c04bc6c32cd69f0bf38/FLAG10a4196eb [2022-11-16 12:05:54,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/data/ec654a30a/05352877cce94c04bc6c32cd69f0bf38 [2022-11-16 12:05:54,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:05:54,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:05:54,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:05:54,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:05:54,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:05:54,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:54" (1/1) ... [2022-11-16 12:05:54,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7216b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:54, skipping insertion in model container [2022-11-16 12:05:54,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:05:54" (1/1) ... [2022-11-16 12:05:54,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:05:54,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:05:54,642 WARN L229 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_b7714e88-726e-46fd-9958-9f67fc36f9d7/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2022-11-16 12:05:55,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:05:55,805 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:05:55,820 WARN L229 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_b7714e88-726e-46fd-9958-9f67fc36f9d7/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2022-11-16 12:05:56,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:05:56,363 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:05:56,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56 WrapperNode [2022-11-16 12:05:56,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:05:56,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:05:56,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:05:56,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:05:56,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:56,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:57,285 INFO L138 Inliner]: procedures = 101, calls = 6644, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 21123 [2022-11-16 12:05:57,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:05:57,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:05:57,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:05:57,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:05:57,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:57,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:57,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:57,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:05:58,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:05:58,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:05:58,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:05:58,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (1/1) ... [2022-11-16 12:05:58,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:05:58,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:05:58,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:05:58,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7714e88-726e-46fd-9958-9f67fc36f9d7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:05:58,519 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-11-16 12:05:58,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-11-16 12:05:58,519 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-11-16 12:05:58,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-11-16 12:05:58,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:05:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-11-16 12:05:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-11-16 12:05:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-11-16 12:05:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-11-16 12:05:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-11-16 12:05:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-11-16 12:05:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-11-16 12:05:58,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-11-16 12:05:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-11-16 12:05:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-11-16 12:05:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-11-16 12:05:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-11-16 12:05:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-11-16 12:05:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-11-16 12:05:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:05:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-16 12:05:58,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-16 12:05:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-11-16 12:05:58,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-11-16 12:05:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-11-16 12:05:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-11-16 12:05:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-11-16 12:05:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-11-16 12:05:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-11-16 12:05:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-11-16 12:05:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-11-16 12:05:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-11-16 12:05:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-11-16 12:05:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-11-16 12:05:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:05:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-11-16 12:05:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-11-16 12:05:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-11-16 12:05:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-11-16 12:05:58,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-11-16 12:05:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-11-16 12:05:58,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-11-16 12:05:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-11-16 12:05:58,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-11-16 12:05:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-11-16 12:05:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-11-16 12:05:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-11-16 12:05:58,527 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-11-16 12:05:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-11-16 12:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-11-16 12:05:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-11-16 12:05:58,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-11-16 12:05:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-11-16 12:05:58,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-11-16 12:05:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-11-16 12:05:58,530 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-11-16 12:05:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-11-16 12:05:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-11-16 12:05:58,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-11-16 12:05:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-11-16 12:05:58,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-11-16 12:05:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-11-16 12:05:58,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-11-16 12:05:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-11-16 12:05:58,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-11-16 12:05:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-11-16 12:05:58,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-11-16 12:05:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-11-16 12:05:58,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-11-16 12:05:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-11-16 12:05:58,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-11-16 12:05:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-11-16 12:05:58,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-11-16 12:05:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-11-16 12:05:58,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-11-16 12:05:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-11-16 12:05:58,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-11-16 12:05:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-11-16 12:05:58,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-11-16 12:05:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-11-16 12:05:58,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-11-16 12:05:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-11-16 12:05:58,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-11-16 12:05:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-11-16 12:05:58,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-11-16 12:05:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-11-16 12:05:58,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-11-16 12:05:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-11-16 12:05:58,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-11-16 12:05:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:05:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-11-16 12:05:58,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-11-16 12:05:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:05:58,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:05:59,863 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:05:59,866 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:07:39,651 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:07:39,712 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:07:39,712 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-16 12:07:39,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:07:39 BoogieIcfgContainer [2022-11-16 12:07:39,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:07:39,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:07:39,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:07:39,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:07:39,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:05:54" (1/3) ... [2022-11-16 12:07:39,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1afefae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:07:39, skipping insertion in model container [2022-11-16 12:07:39,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:05:56" (2/3) ... [2022-11-16 12:07:39,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1afefae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:07:39, skipping insertion in model container [2022-11-16 12:07:39,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:07:39" (3/3) ... [2022-11-16 12:07:39,738 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2022-11-16 12:07:39,759 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:07:39,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:07:39,927 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:07:39,934 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;@5ddb1001, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:07:39,935 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:07:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand has 4816 states, 4428 states have (on average 1.5474254742547426) internal successors, (6852), 4452 states have internal predecessors, (6852), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) [2022-11-16 12:07:40,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-11-16 12:07:40,183 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:07:40,185 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:07:40,186 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:07:40,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:07:40,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1566952982, now seen corresponding path program 1 times [2022-11-16 12:07:40,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:07:40,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955662492] [2022-11-16 12:07:40,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:07:40,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms