./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c57ebc44b313bf301635c00d4458ecfdd41286b1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c57ebc44b313bf301635c00d4458ecfdd41286b1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:43:36,920 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:43:36,921 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:43:36,929 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:43:36,929 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:43:36,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:43:36,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:43:36,932 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:43:36,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:43:36,934 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:43:36,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:43:36,935 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:43:36,935 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:43:36,936 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:43:36,937 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:43:36,937 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:43:36,938 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:43:36,939 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:43:36,940 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:43:36,941 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:43:36,942 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:43:36,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:43:36,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:43:36,945 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:43:36,945 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:43:36,945 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:43:36,946 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:43:36,947 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:43:36,947 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:43:36,948 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:43:36,948 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:43:36,948 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:43:36,949 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:43:36,949 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:43:36,949 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:43:36,950 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:43:36,950 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2018-11-28 11:43:36,959 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:43:36,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:43:36,960 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:43:36,960 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:43:36,961 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:43:36,961 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:43:36,961 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:43:36,961 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:43:36,961 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:43:36,962 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:43:36,963 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:43:36,963 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:43:36,963 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:43:36,964 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:43:36,964 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c57ebc44b313bf301635c00d4458ecfdd41286b1 [2018-11-28 11:43:36,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:43:36,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:43:37,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:43:37,002 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:43:37,002 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:43:37,003 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:43:37,044 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/32c718827/cc66e8e7023446acacee90e217038be1/FLAGba3d90a4b [2018-11-28 11:43:37,465 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:43:37,465 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:43:37,478 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/32c718827/cc66e8e7023446acacee90e217038be1/FLAGba3d90a4b [2018-11-28 11:43:37,805 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/32c718827/cc66e8e7023446acacee90e217038be1 [2018-11-28 11:43:37,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:43:37,808 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 11:43:37,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:43:37,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:43:37,811 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:43:37,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:37" (1/1) ... [2018-11-28 11:43:37,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffd1ba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:37, skipping insertion in model container [2018-11-28 11:43:37,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:37" (1/1) ... [2018-11-28 11:43:37,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:43:37,851 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:43:38,307 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:43:38,327 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:43:38,387 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:43:38,528 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:43:38,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38 WrapperNode [2018-11-28 11:43:38,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:43:38,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:43:38,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:43:38,529 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:43:38,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... [2018-11-28 11:43:38,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:43:38,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:43:38,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:43:38,639 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:43:38,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/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 [2018-11-28 11:43:38,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:43:38,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:43:38,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_nostrip [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_strip [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2018-11-28 11:43:38,672 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_write [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2018-11-28 11:43:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:43:38,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 11:43:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2018-11-28 11:43:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2018-11-28 11:43:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2018-11-28 11:43:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2018-11-28 11:43:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-28 11:43:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-11-28 11:43:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2018-11-28 11:43:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure index [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2018-11-28 11:43:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure access [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2018-11-28 11:43:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure close [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2018-11-28 11:43:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2018-11-28 11:43:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2018-11-28 11:43:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2018-11-28 11:43:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2018-11-28 11:43:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure link [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2018-11-28 11:43:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2018-11-28 11:43:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2018-11-28 11:43:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2018-11-28 11:43:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 11:43:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 11:43:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 11:43:38,695 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 11:43:38,696 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 11:43:38,697 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 11:43:38,698 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 11:43:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 11:43:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 11:43:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure login [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2018-11-28 11:43:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_nostrip [2018-11-28 11:43:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_strip [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure safe_write [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2018-11-28 11:43:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:43:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:43:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:43:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:43:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:43:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:43:39,970 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:43:39,970 INFO L280 CfgBuilder]: Removed 11 assue(true) statements. [2018-11-28 11:43:39,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:39 BoogieIcfgContainer [2018-11-28 11:43:39,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:43:39,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:43:39,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:43:39,973 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:43:39,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:43:37" (1/3) ... [2018-11-28 11:43:39,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c990c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:43:39, skipping insertion in model container [2018-11-28 11:43:39,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:38" (2/3) ... [2018-11-28 11:43:39,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c990c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:43:39, skipping insertion in model container [2018-11-28 11:43:39,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:39" (3/3) ... [2018-11-28 11:43:39,976 INFO L112 eAbstractionObserver]: Analyzing ICFG basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:43:39,985 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:43:39,992 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 133 error locations. [2018-11-28 11:43:40,003 INFO L257 AbstractCegarLoop]: Starting to check reachability of 133 error locations. [2018-11-28 11:43:40,018 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:43:40,018 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:43:40,019 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 11:43:40,019 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:43:40,019 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:43:40,019 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:43:40,019 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:43:40,019 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:43:40,019 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:43:40,032 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states. [2018-11-28 11:43:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:43:40,039 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:40,039 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:40,042 INFO L423 AbstractCegarLoop]: === Iteration 1 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:40,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:40,045 INFO L82 PathProgramCache]: Analyzing trace with hash -325324653, now seen corresponding path program 1 times [2018-11-28 11:43:40,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:40,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:40,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:40,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:40,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:40,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:40,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:43:40,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:43:40,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:43:40,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:43:40,355 INFO L87 Difference]: Start difference. First operand 257 states. Second operand 3 states. [2018-11-28 11:43:40,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:40,614 INFO L93 Difference]: Finished difference Result 267 states and 302 transitions. [2018-11-28 11:43:40,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:43:40,616 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 11:43:40,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:40,626 INFO L225 Difference]: With dead ends: 267 [2018-11-28 11:43:40,626 INFO L226 Difference]: Without dead ends: 264 [2018-11-28 11:43:40,627 INFO L631 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 [2018-11-28 11:43:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-11-28 11:43:40,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 252. [2018-11-28 11:43:40,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-28 11:43:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 286 transitions. [2018-11-28 11:43:40,663 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 286 transitions. Word has length 7 [2018-11-28 11:43:40,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:40,663 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 286 transitions. [2018-11-28 11:43:40,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:43:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 286 transitions. [2018-11-28 11:43:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:43:40,664 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:40,664 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:40,665 INFO L423 AbstractCegarLoop]: === Iteration 2 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:40,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:40,665 INFO L82 PathProgramCache]: Analyzing trace with hash -325324652, now seen corresponding path program 1 times [2018-11-28 11:43:40,665 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:40,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:40,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:40,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:40,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:40,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:40,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:43:40,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:43:40,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:43:40,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:43:40,774 INFO L87 Difference]: Start difference. First operand 252 states and 286 transitions. Second operand 3 states. [2018-11-28 11:43:41,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:41,007 INFO L93 Difference]: Finished difference Result 251 states and 285 transitions. [2018-11-28 11:43:41,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:43:41,011 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 11:43:41,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:41,012 INFO L225 Difference]: With dead ends: 251 [2018-11-28 11:43:41,012 INFO L226 Difference]: Without dead ends: 251 [2018-11-28 11:43:41,013 INFO L631 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 [2018-11-28 11:43:41,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2018-11-28 11:43:41,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2018-11-28 11:43:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-28 11:43:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 285 transitions. [2018-11-28 11:43:41,023 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 285 transitions. Word has length 7 [2018-11-28 11:43:41,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:41,023 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 285 transitions. [2018-11-28 11:43:41,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:43:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 285 transitions. [2018-11-28 11:43:41,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-28 11:43:41,024 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:41,024 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:41,024 INFO L423 AbstractCegarLoop]: === Iteration 3 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:41,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:41,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1994940349, now seen corresponding path program 1 times [2018-11-28 11:43:41,025 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:41,025 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:41,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:41,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:41,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:41,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:41,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:43:41,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:43:41,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:43:41,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:43:41,143 INFO L87 Difference]: Start difference. First operand 251 states and 285 transitions. Second operand 4 states. [2018-11-28 11:43:41,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:41,305 INFO L93 Difference]: Finished difference Result 255 states and 289 transitions. [2018-11-28 11:43:41,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:43:41,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-11-28 11:43:41,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:41,306 INFO L225 Difference]: With dead ends: 255 [2018-11-28 11:43:41,306 INFO L226 Difference]: Without dead ends: 255 [2018-11-28 11:43:41,307 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:43:41,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-11-28 11:43:41,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 253. [2018-11-28 11:43:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2018-11-28 11:43:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 287 transitions. [2018-11-28 11:43:41,317 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 287 transitions. Word has length 10 [2018-11-28 11:43:41,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:41,317 INFO L480 AbstractCegarLoop]: Abstraction has 253 states and 287 transitions. [2018-11-28 11:43:41,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:43:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 287 transitions. [2018-11-28 11:43:41,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-28 11:43:41,318 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:41,318 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:41,319 INFO L423 AbstractCegarLoop]: === Iteration 4 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:41,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:41,319 INFO L82 PathProgramCache]: Analyzing trace with hash 149411648, now seen corresponding path program 1 times [2018-11-28 11:43:41,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:41,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:41,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:41,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:41,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:41,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:43:41,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:43:41,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:43:41,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:43:41,443 INFO L87 Difference]: Start difference. First operand 253 states and 287 transitions. Second operand 6 states. [2018-11-28 11:43:41,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:41,600 INFO L93 Difference]: Finished difference Result 254 states and 288 transitions. [2018-11-28 11:43:41,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:43:41,600 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-11-28 11:43:41,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:41,601 INFO L225 Difference]: With dead ends: 254 [2018-11-28 11:43:41,601 INFO L226 Difference]: Without dead ends: 254 [2018-11-28 11:43:41,601 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:43:41,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-11-28 11:43:41,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 251. [2018-11-28 11:43:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-28 11:43:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 285 transitions. [2018-11-28 11:43:41,607 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 285 transitions. Word has length 14 [2018-11-28 11:43:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:41,608 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 285 transitions. [2018-11-28 11:43:41,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:43:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 285 transitions. [2018-11-28 11:43:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-28 11:43:41,608 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:41,608 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:41,609 INFO L423 AbstractCegarLoop]: === Iteration 5 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:41,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:41,609 INFO L82 PathProgramCache]: Analyzing trace with hash 336792631, now seen corresponding path program 1 times [2018-11-28 11:43:41,609 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:41,610 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:41,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:41,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:41,708 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:43:41,708 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:43:41,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:41,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:43:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:41,978 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:43:41,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-11-28 11:43:41,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:43:41,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:43:41,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:41,979 INFO L87 Difference]: Start difference. First operand 251 states and 285 transitions. Second operand 5 states. [2018-11-28 11:43:42,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:42,003 INFO L93 Difference]: Finished difference Result 258 states and 292 transitions. [2018-11-28 11:43:42,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:43:42,005 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-11-28 11:43:42,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:42,006 INFO L225 Difference]: With dead ends: 258 [2018-11-28 11:43:42,006 INFO L226 Difference]: Without dead ends: 258 [2018-11-28 11:43:42,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:42,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-11-28 11:43:42,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2018-11-28 11:43:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-11-28 11:43:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 289 transitions. [2018-11-28 11:43:42,019 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 289 transitions. Word has length 15 [2018-11-28 11:43:42,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:42,019 INFO L480 AbstractCegarLoop]: Abstraction has 255 states and 289 transitions. [2018-11-28 11:43:42,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:43:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 289 transitions. [2018-11-28 11:43:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 11:43:42,019 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:42,020 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:42,020 INFO L423 AbstractCegarLoop]: === Iteration 6 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr24REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr5REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr16REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION]=== [2018-11-28 11:43:42,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:42,020 INFO L82 PathProgramCache]: Analyzing trace with hash -642724204, now seen corresponding path program 2 times [2018-11-28 11:43:42,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:43:42,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:43:42,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:42,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:42,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:43:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:42,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:43:42,133 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:43:42,164 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:43:42,275 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-28 11:43:42,275 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:43:42,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:43:42,311 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 184 [2018-11-28 11:43:42,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:42,435 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 181 treesize of output 176 [2018-11-28 11:43:42,885 WARN L180 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2018-11-28 11:43:42,894 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:42,904 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:42,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:42,973 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 163 treesize of output 166 [2018-11-28 11:43:43,541 WARN L180 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2018-11-28 11:43:43,551 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,556 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,566 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,575 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 151 [2018-11-28 11:43:43,859 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2018-11-28 11:43:43,867 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,878 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,883 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,892 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,905 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,910 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:43,911 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 143 [2018-11-28 11:43:44,195 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2018-11-28 11:43:44,204 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,209 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,213 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,218 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,223 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,227 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,231 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,236 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,237 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 148 [2018-11-28 11:43:44,508 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 60 [2018-11-28 11:43:44,516 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,520 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,527 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,538 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,544 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,556 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,565 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,566 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 162 [2018-11-28 11:43:44,826 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2018-11-28 11:43:44,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,840 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,843 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,850 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,852 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,855 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,857 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,859 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,861 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,863 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:44,864 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 181 [2018-11-28 11:43:45,074 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2018-11-28 11:43:45,083 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,086 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,088 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,096 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,099 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,104 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,112 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,114 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:43:45,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:43:45,127 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,220 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,315 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,423 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,535 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,643 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,750 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:45,932 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,938 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,951 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,956 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,971 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,976 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:45,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 139 treesize of output 161 [2018-11-28 11:43:46,727 WARN L180 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2018-11-28 11:43:46,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,738 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,742 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,755 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,760 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,766 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,781 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,792 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,807 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:46,848 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 161 [2018-11-28 11:43:47,687 WARN L180 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 86 [2018-11-28 11:43:47,699 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,704 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,708 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,715 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,729 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,740 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,745 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:47,746 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 156 [2018-11-28 11:43:48,042 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2018-11-28 11:43:48,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,058 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,066 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,070 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,078 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,081 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,084 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,088 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,089 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 162 [2018-11-28 11:43:48,246 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2018-11-28 11:43:48,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,251 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,252 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,253 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,255 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,256 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,257 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,258 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,259 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,260 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,263 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,264 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 179 [2018-11-28 11:43:48,481 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2018-11-28 11:43:48,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,497 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,499 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,500 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,501 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,503 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,504 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,506 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,507 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,508 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,514 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,516 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,518 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,520 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:48,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:43:48,529 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:43:48,530 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:48,632 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:48,722 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:48,816 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:48,922 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:49,112 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,120 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,128 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,145 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,150 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,154 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,159 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,162 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,167 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:49,214 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 170 [2018-11-28 11:43:50,008 WARN L180 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2018-11-28 11:43:50,016 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,019 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,022 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,026 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,029 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,033 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,036 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,039 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,041 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,044 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,059 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,080 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,103 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 27 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 188 [2018-11-28 11:43:50,865 WARN L180 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 104 [2018-11-28 11:43:50,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,876 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,879 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,881 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,884 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,887 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,890 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,893 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,895 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,900 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:50,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 197 [2018-11-28 11:43:51,127 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 80 [2018-11-28 11:43:51,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,133 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,135 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,136 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,138 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,139 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,141 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,142 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,144 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,145 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,147 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,148 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,150 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,151 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,153 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,154 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:43:51,166 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:43:51,167 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:51,276 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:51,382 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:51,615 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,633 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,640 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,648 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,651 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,654 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,659 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,661 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,668 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,676 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,681 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:51,696 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 35 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 209 [2018-11-28 11:43:52,410 WARN L180 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 114 [2018-11-28 11:43:52,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,417 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,418 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,420 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,421 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,423 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,424 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,425 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,427 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,428 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,430 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,431 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,433 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,434 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,436 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,437 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,438 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,442 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,444 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,445 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,452 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,463 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 148 treesize of output 239 [2018-11-28 11:43:52,469 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 227 [2018-11-28 11:43:52,470 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:52,830 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,838 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,839 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,840 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,842 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,843 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,844 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,845 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,847 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,851 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,852 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,853 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,855 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,856 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,860 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:52,871 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 165 treesize of output 237 [2018-11-28 11:43:52,873 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2018-11-28 11:43:53,361 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 11:43:53,909 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,912 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,915 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,918 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,921 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,923 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,926 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,931 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,935 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,938 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,939 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,941 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,943 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:53,944 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 221 [2018-11-28 11:43:53,949 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:43:53,950 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:54,086 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:54,623 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-28 11:43:55,258 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-11-28 11:43:56,029 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,032 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,035 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,039 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,043 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,046 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,059 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 174 [2018-11-28 11:43:56,300 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 69 [2018-11-28 11:43:56,306 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,308 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,310 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,312 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,314 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,317 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,319 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,321 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,324 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,327 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,329 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,332 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,333 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 179 [2018-11-28 11:43:56,541 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2018-11-28 11:43:56,546 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,547 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,549 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,552 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,553 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,555 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,556 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,557 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,559 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,560 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,562 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,563 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,565 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:56,565 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:43:56,571 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:43:56,572 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-28 11:43:56,665 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:56,757 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:56,863 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:43:57,601 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-28 11:43:58,485 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-11-28 11:43:59,430 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,436 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,440 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,445 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,453 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,459 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,464 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 143 [2018-11-28 11:43:59,714 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2018-11-28 11:43:59,721 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,730 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,739 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,746 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,755 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,762 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:43:59,763 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 148 [2018-11-28 11:44:00,013 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 60 [2018-11-28 11:44:00,020 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,024 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,028 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,032 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,035 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,038 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,042 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,045 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 162 [2018-11-28 11:44:00,311 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2018-11-28 11:44:00,316 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,319 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,322 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,324 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,327 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,329 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,332 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,334 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,338 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,340 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,342 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,343 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 179 [2018-11-28 11:44:00,552 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2018-11-28 11:44:00,558 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,560 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,563 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,564 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,566 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,567 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,568 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,570 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,571 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,573 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,576 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,577 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:00,578 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:44:00,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:44:00,585 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:00,673 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:00,762 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:00,856 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:00,953 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:01,059 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:02,029 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-11-28 11:44:03,101 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-11-28 11:44:04,314 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,318 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,319 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 156 [2018-11-28 11:44:04,525 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2018-11-28 11:44:04,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,537 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,540 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,545 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,551 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 147 [2018-11-28 11:44:04,755 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2018-11-28 11:44:04,763 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,778 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,781 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:04,782 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 143 [2018-11-28 11:44:05,033 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2018-11-28 11:44:05,041 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,046 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,060 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,064 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,068 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,072 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 148 [2018-11-28 11:44:05,183 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 60 [2018-11-28 11:44:05,187 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,189 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,190 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,192 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,198 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,200 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 162 [2018-11-28 11:44:05,455 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2018-11-28 11:44:05,460 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,463 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,465 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,468 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,471 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,474 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,477 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,479 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,481 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,488 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,489 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 181 [2018-11-28 11:44:05,723 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2018-11-28 11:44:05,727 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,729 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,731 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,732 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,734 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,736 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,738 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,740 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,741 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,742 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,744 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,745 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,747 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:05,748 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 205 [2018-11-28 11:44:05,755 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 199 [2018-11-28 11:44:05,755 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:05,913 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,040 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,148 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,245 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,344 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,444 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:06,550 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:07,721 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-11-28 11:44:08,916 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-11-28 11:44:10,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 72 dim-0 vars, and 10 xjuncts. [2018-11-28 11:44:10,145 INFO L202 ElimStorePlain]: Needed 47 recursive calls to eliminate 9 variables, input treesize:206, output treesize:1909 [2018-11-28 11:44:28,234 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-11-28 11:44:28,435 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:44:28,435 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:151) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:354) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 45 more [2018-11-28 11:44:28,438 INFO L168 Benchmark]: Toolchain (without parser) took 50630.91 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 651.2 MB). Free memory was 956.0 MB in the beginning and 935.0 MB in the end (delta: 21.0 MB). Peak memory consumption was 672.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:44:28,439 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:44:28,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -90.8 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:44:28,439 INFO L168 Benchmark]: Boogie Preprocessor took 108.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:44:28,439 INFO L168 Benchmark]: RCFGBuilder took 1332.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 835.2 MB in the end (delta: 198.3 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:44:28,440 INFO L168 Benchmark]: TraceAbstraction took 48466.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 514.3 MB). Free memory was 835.2 MB in the beginning and 935.0 MB in the end (delta: -99.7 MB). Peak memory consumption was 414.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:44:28,442 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 720.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -90.8 MB). Peak memory consumption was 60.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1332.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 835.2 MB in the end (delta: 198.3 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48466.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 514.3 MB). Free memory was 835.2 MB in the beginning and 935.0 MB in the end (delta: -99.7 MB). Peak memory consumption was 414.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:44:29,671 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:44:29,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:44:29,680 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:44:29,680 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:44:29,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:44:29,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:44:29,683 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:44:29,684 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:44:29,684 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:44:29,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:44:29,685 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:44:29,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:44:29,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:44:29,688 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:44:29,688 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:44:29,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:44:29,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:44:29,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:44:29,693 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:44:29,694 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:44:29,695 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:44:29,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:44:29,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:44:29,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:44:29,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:44:29,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:44:29,700 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:44:29,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:44:29,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:44:29,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:44:29,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:44:29,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:44:29,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:44:29,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:44:29,703 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:44:29,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2018-11-28 11:44:29,714 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:44:29,714 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:44:29,715 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:44:29,715 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:44:29,715 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:44:29,716 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 11:44:29,716 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:44:29,717 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:44:29,717 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:44:29,719 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:44:29,719 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 11:44:29,720 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c57ebc44b313bf301635c00d4458ecfdd41286b1 [2018-11-28 11:44:29,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:44:29,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:44:29,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:44:29,754 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:44:29,754 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:44:29,755 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:44:29,792 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/cc276aacb/99485e1346144e87aecc333255f97b57/FLAG237782682 [2018-11-28 11:44:30,170 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:44:30,170 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/sv-benchmarks/c/busybox-1.22.0/basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:44:30,182 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/cc276aacb/99485e1346144e87aecc333255f97b57/FLAG237782682 [2018-11-28 11:44:30,192 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/data/cc276aacb/99485e1346144e87aecc333255f97b57 [2018-11-28 11:44:30,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:44:30,196 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 11:44:30,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:44:30,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:44:30,199 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:44:30,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:44:30" (1/1) ... [2018-11-28 11:44:30,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600c6be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:30, skipping insertion in model container [2018-11-28 11:44:30,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:44:30" (1/1) ... [2018-11-28 11:44:30,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:44:30,251 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:44:30,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:44:30,774 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:44:30,835 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:44:31,006 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:44:31,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31 WrapperNode [2018-11-28 11:44:31,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:44:31,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:44:31,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:44:31,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:44:31,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... [2018-11-28 11:44:31,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:44:31,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:44:31,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:44:31,115 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:44:31,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/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 [2018-11-28 11:44:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_nostrip [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_strip [2018-11-28 11:44:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_write [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2018-11-28 11:44:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2018-11-28 11:44:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2018-11-28 11:44:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2018-11-28 11:44:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2018-11-28 11:44:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:44:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-11-28 11:44:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2018-11-28 11:44:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2018-11-28 11:44:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2018-11-28 11:44:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2018-11-28 11:44:31,153 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2018-11-28 11:44:31,154 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2018-11-28 11:44:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2018-11-28 11:44:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2018-11-28 11:44:31,157 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure index [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-11-28 11:44:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure access [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2018-11-28 11:44:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure close [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2018-11-28 11:44:31,160 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2018-11-28 11:44:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2018-11-28 11:44:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2018-11-28 11:44:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2018-11-28 11:44:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2018-11-28 11:44:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2018-11-28 11:44:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure link [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2018-11-28 11:44:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2018-11-28 11:44:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2018-11-28 11:44:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2018-11-28 11:44:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2018-11-28 11:44:31,171 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 11:44:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 11:44:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 11:44:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 11:44:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 11:44:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 11:44:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 11:44:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 11:44:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 11:44:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 11:44:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 11:44:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 11:44:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 11:44:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2018-11-28 11:44:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure login [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2018-11-28 11:44:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_nostrip [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_strip [2018-11-28 11:44:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure safe_write [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-28 11:44:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 11:44:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-28 11:44:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 11:44:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:44:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-28 11:44:32,949 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:44:32,950 INFO L280 CfgBuilder]: Removed 11 assue(true) statements. [2018-11-28 11:44:32,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:44:32 BoogieIcfgContainer [2018-11-28 11:44:32,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:44:32,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:44:32,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:44:32,953 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:44:32,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:44:30" (1/3) ... [2018-11-28 11:44:32,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f34592f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:44:32, skipping insertion in model container [2018-11-28 11:44:32,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:44:31" (2/3) ... [2018-11-28 11:44:32,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f34592f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:44:32, skipping insertion in model container [2018-11-28 11:44:32,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:44:32" (3/3) ... [2018-11-28 11:44:32,957 INFO L112 eAbstractionObserver]: Analyzing ICFG basename_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-28 11:44:32,965 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:44:32,972 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 133 error locations. [2018-11-28 11:44:32,986 INFO L257 AbstractCegarLoop]: Starting to check reachability of 133 error locations. [2018-11-28 11:44:33,000 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:44:33,001 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:44:33,001 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 11:44:33,001 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:44:33,001 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:44:33,001 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:44:33,001 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:44:33,001 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:44:33,001 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:44:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states. [2018-11-28 11:44:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:44:33,023 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:33,024 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:33,025 INFO L423 AbstractCegarLoop]: === Iteration 1 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:33,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:33,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1277486608, now seen corresponding path program 1 times [2018-11-28 11:44:33,032 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:33,033 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:33,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:44:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:44:33,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:33,737 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-28 11:44:33,738 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:33,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:33,744 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 11:44:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:33,751 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:44:33,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:44:33,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:44:33,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:44:33,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:44:33,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:44:33,768 INFO L87 Difference]: Start difference. First operand 256 states. Second operand 3 states. [2018-11-28 11:44:34,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:44:34,138 INFO L93 Difference]: Finished difference Result 266 states and 301 transitions. [2018-11-28 11:44:34,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:44:34,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 11:44:34,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:44:34,148 INFO L225 Difference]: With dead ends: 266 [2018-11-28 11:44:34,148 INFO L226 Difference]: Without dead ends: 263 [2018-11-28 11:44:34,149 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:44:34,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-11-28 11:44:34,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 251. [2018-11-28 11:44:34,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-28 11:44:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 285 transitions. [2018-11-28 11:44:34,184 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 285 transitions. Word has length 7 [2018-11-28 11:44:34,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:44:34,185 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 285 transitions. [2018-11-28 11:44:34,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:44:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 285 transitions. [2018-11-28 11:44:34,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:44:34,185 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:34,185 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:34,186 INFO L423 AbstractCegarLoop]: === Iteration 2 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:34,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:34,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1277486609, now seen corresponding path program 1 times [2018-11-28 11:44:34,187 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:34,187 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:34,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:44:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:44:35,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:35,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-28 11:44:35,054 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:35,062 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:35,063 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 11:44:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:35,090 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:44:35,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:44:35,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:44:35,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:44:35,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:44:35,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:44:35,096 INFO L87 Difference]: Start difference. First operand 251 states and 285 transitions. Second operand 3 states. [2018-11-28 11:44:35,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:44:35,527 INFO L93 Difference]: Finished difference Result 250 states and 284 transitions. [2018-11-28 11:44:35,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:44:35,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 11:44:35,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:44:35,529 INFO L225 Difference]: With dead ends: 250 [2018-11-28 11:44:35,529 INFO L226 Difference]: Without dead ends: 250 [2018-11-28 11:44:35,529 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:44:35,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-11-28 11:44:35,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2018-11-28 11:44:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-11-28 11:44:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 284 transitions. [2018-11-28 11:44:35,540 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 284 transitions. Word has length 7 [2018-11-28 11:44:35,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:44:35,540 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 284 transitions. [2018-11-28 11:44:35,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:44:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 284 transitions. [2018-11-28 11:44:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-28 11:44:35,541 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:35,541 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:35,542 INFO L423 AbstractCegarLoop]: === Iteration 3 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:35,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:35,542 INFO L82 PathProgramCache]: Analyzing trace with hash -101182114, now seen corresponding path program 1 times [2018-11-28 11:44:35,543 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:35,543 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:35,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:44:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:44:36,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:36,378 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-28 11:44:36,378 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:36,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:36,387 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 11:44:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:36,419 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:44:36,423 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:44:36,423 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:44:36,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:44:36,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:44:36,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:44:36,424 INFO L87 Difference]: Start difference. First operand 250 states and 284 transitions. Second operand 4 states. [2018-11-28 11:44:37,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:44:37,063 INFO L93 Difference]: Finished difference Result 254 states and 288 transitions. [2018-11-28 11:44:37,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:44:37,063 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-11-28 11:44:37,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:44:37,064 INFO L225 Difference]: With dead ends: 254 [2018-11-28 11:44:37,064 INFO L226 Difference]: Without dead ends: 254 [2018-11-28 11:44:37,064 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:44:37,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-11-28 11:44:37,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2018-11-28 11:44:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-28 11:44:37,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 286 transitions. [2018-11-28 11:44:37,074 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 286 transitions. Word has length 10 [2018-11-28 11:44:37,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:44:37,074 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 286 transitions. [2018-11-28 11:44:37,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:44:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 286 transitions. [2018-11-28 11:44:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-28 11:44:37,074 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:37,075 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:37,075 INFO L423 AbstractCegarLoop]: === Iteration 4 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:37,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:37,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1810949089, now seen corresponding path program 1 times [2018-11-28 11:44:37,076 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:37,076 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:37,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:44:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:44:37,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:37,901 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-28 11:44:37,901 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:37,927 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:37,927 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 11:44:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:37,986 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-28 11:44:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:38,241 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:44:38,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2018-11-28 11:44:38,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:44:38,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:44:38,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:44:38,242 INFO L87 Difference]: Start difference. First operand 252 states and 286 transitions. Second operand 9 states. [2018-11-28 11:44:40,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:44:40,469 INFO L93 Difference]: Finished difference Result 284 states and 320 transitions. [2018-11-28 11:44:40,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:44:40,470 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2018-11-28 11:44:40,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:44:40,472 INFO L225 Difference]: With dead ends: 284 [2018-11-28 11:44:40,472 INFO L226 Difference]: Without dead ends: 284 [2018-11-28 11:44:40,472 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=55, Invalid=77, Unknown=0, NotChecked=0, Total=132 [2018-11-28 11:44:40,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2018-11-28 11:44:40,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 258. [2018-11-28 11:44:40,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-11-28 11:44:40,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 292 transitions. [2018-11-28 11:44:40,484 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 292 transitions. Word has length 14 [2018-11-28 11:44:40,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:44:40,484 INFO L480 AbstractCegarLoop]: Abstraction has 258 states and 292 transitions. [2018-11-28 11:44:40,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:44:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 292 transitions. [2018-11-28 11:44:40,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-28 11:44:40,485 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:40,485 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:40,486 INFO L423 AbstractCegarLoop]: === Iteration 5 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:40,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:40,486 INFO L82 PathProgramCache]: Analyzing trace with hash -525192210, now seen corresponding path program 1 times [2018-11-28 11:44:40,487 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:40,487 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:40,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:44:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:44:41,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:41,172 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-28 11:44:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:44:41,250 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:44:41,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-11-28 11:44:41,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 11:44:41,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:44:41,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:44:41,251 INFO L87 Difference]: Start difference. First operand 258 states and 292 transitions. Second operand 10 states. [2018-11-28 11:44:41,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:44:41,568 INFO L93 Difference]: Finished difference Result 278 states and 312 transitions. [2018-11-28 11:44:41,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 11:44:41,569 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-11-28 11:44:41,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:44:41,570 INFO L225 Difference]: With dead ends: 278 [2018-11-28 11:44:41,570 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 11:44:41,571 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:44:41,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 11:44:41,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 11:44:41,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 11:44:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 312 transitions. [2018-11-28 11:44:41,578 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 312 transitions. Word has length 23 [2018-11-28 11:44:41,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:44:41,578 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 312 transitions. [2018-11-28 11:44:41,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 11:44:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 312 transitions. [2018-11-28 11:44:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 11:44:41,580 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:44:41,580 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:44:41,580 INFO L423 AbstractCegarLoop]: === Iteration 6 === [bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr8REQUIRES_VIOLATION, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr31REQUIRES_VIOLATION, __mainErr5REQUIRES_VIOLATION, __mainErr26ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr6REQUIRES_VIOLATION, __mainErr7REQUIRES_VIOLATION, __mainErr28REQUIRES_VIOLATION, __mainErr24REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr4REQUIRES_VIOLATION, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr0REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr1REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr40REQUIRES_VIOLATION, __mainErr18REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr20ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr41REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr13REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr36REQUIRES_VIOLATION, __mainErr14REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr15REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr10REQUIRES_VIOLATION, __mainErr11REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr32ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr12REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr11REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr7REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr32ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr4REQUIRES_VIOLATION]=== [2018-11-28 11:44:41,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:44:41,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1432005311, now seen corresponding path program 2 times [2018-11-28 11:44:41,582 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:44:41,582 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94afa1b1-0a94-44e3-afbc-ecef81bcaf0d/bin-2019/uautomizer/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:44:41,642 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-28 11:44:43,190 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-28 11:44:43,190 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:44:43,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:44:43,233 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 158 [2018-11-28 11:44:43,490 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-11-28 11:44:43,541 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:43,772 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 153 [2018-11-28 11:44:44,307 WARN L180 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2018-11-28 11:44:44,329 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:44,335 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:44,336 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 136 [2018-11-28 11:44:44,467 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2018-11-28 11:44:44,481 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:44,483 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:44,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:44,486 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:44,487 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 135 [2018-11-28 11:44:45,771 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2018-11-28 11:44:45,803 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:45,804 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:45,804 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:45,805 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2018-11-28 11:44:47,036 WARN L180 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2018-11-28 11:44:47,122 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:47,144 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:47,167 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:47,167 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:47,168 INFO L303 Elim1Store]: Index analysis took 129 ms [2018-11-28 11:44:47,169 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 140 [2018-11-28 11:44:48,377 WARN L180 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 70 DAG size of output: 59 [2018-11-28 11:44:48,422 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:48,434 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:48,445 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:48,455 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:48,456 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:48,457 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 165 [2018-11-28 11:44:48,485 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 157 [2018-11-28 11:44:50,053 WARN L180 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2018-11-28 11:44:50,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:50,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:50,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:50,171 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:50,171 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:50,172 INFO L303 Elim1Store]: Index analysis took 116 ms [2018-11-28 11:44:50,173 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 168 [2018-11-28 11:44:50,220 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:50,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 168 [2018-11-28 11:44:50,223 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 11:44:50,342 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:50,447 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:50,571 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:50,705 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:50,864 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:51,022 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:51,183 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:44:51,470 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:51,478 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:51,481 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:51,666 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 142 treesize of output 146 [2018-11-28 11:44:53,386 WARN L180 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2018-11-28 11:44:53,410 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:53,424 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:53,442 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:53,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:53,550 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:53,551 INFO L303 Elim1Store]: Index analysis took 164 ms [2018-11-28 11:44:53,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 152 [2018-11-28 11:44:56,041 WARN L180 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2018-11-28 11:44:56,112 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:56,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:56,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:56,229 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:56,230 INFO L303 Elim1Store]: Index analysis took 187 ms [2018-11-28 11:44:56,383 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 151 [2018-11-28 11:44:59,241 WARN L180 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2018-11-28 11:44:59,307 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:59,389 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:59,458 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:44:59,499 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:44:59,500 INFO L303 Elim1Store]: Index analysis took 258 ms [2018-11-28 11:44:59,524 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 167 [2018-11-28 11:45:01,236 WARN L180 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 109 DAG size of output: 87 [2018-11-28 11:45:01,248 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,252 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,256 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,258 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,260 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,264 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,266 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,270 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,272 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,273 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,275 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,277 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,279 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,283 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:01,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 27 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 188 [2018-11-28 11:45:01,619 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 184 [2018-11-28 11:45:03,813 WARN L180 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2018-11-28 11:45:03,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:03,857 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:03,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:03,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:03,924 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:03,943 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,032 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:04,033 INFO L303 Elim1Store]: Index analysis took 217 ms [2018-11-28 11:45:04,058 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 152 treesize of output 205 [2018-11-28 11:45:04,071 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,072 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 37 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 227 [2018-11-28 11:45:04,073 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:04,739 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,743 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,757 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,790 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,811 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,822 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,826 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,831 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,850 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,856 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,861 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,866 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,877 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,882 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,897 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:04,898 INFO L303 Elim1Store]: Index analysis took 181 ms [2018-11-28 11:45:04,921 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 38 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 133 treesize of output 209 [2018-11-28 11:45:04,922 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-11-28 11:45:05,720 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 11:45:06,559 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,564 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,570 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,571 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,573 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,577 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,585 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,596 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:06,598 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 181 [2018-11-28 11:45:06,626 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 162 [2018-11-28 11:45:06,626 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:06,792 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:07,664 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-28 11:45:08,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:08,765 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:08,779 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:08,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:08,786 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:08,788 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 170 [2018-11-28 11:45:09,060 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2018-11-28 11:45:09,075 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,083 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,093 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,096 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,098 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,100 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:09,118 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 174 [2018-11-28 11:45:09,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 162 [2018-11-28 11:45:09,148 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:09,263 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:09,440 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:10,469 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-11-28 11:45:11,821 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,840 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,859 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,877 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,895 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,913 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,931 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,945 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,956 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,967 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,979 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,993 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:11,994 INFO L303 Elim1Store]: Index analysis took 217 ms [2018-11-28 11:45:11,995 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 162 [2018-11-28 11:45:12,002 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 151 [2018-11-28 11:45:13,707 WARN L180 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2018-11-28 11:45:13,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,748 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,763 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,779 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:13,850 INFO L303 Elim1Store]: Index analysis took 141 ms [2018-11-28 11:45:13,851 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 174 [2018-11-28 11:45:13,880 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 162 [2018-11-28 11:45:13,881 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:13,990 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:14,100 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:14,262 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:15,488 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-28 11:45:17,081 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:17,111 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:17,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:17,141 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:17,153 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:17,154 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:17,154 INFO L303 Elim1Store]: Index analysis took 113 ms [2018-11-28 11:45:17,155 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 145 [2018-11-28 11:45:18,420 WARN L180 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 72 DAG size of output: 61 [2018-11-28 11:45:18,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:18,459 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:18,473 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:18,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:18,495 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:18,495 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:18,496 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 165 [2018-11-28 11:45:18,522 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 157 [2018-11-28 11:45:20,289 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2018-11-28 11:45:20,312 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:20,347 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:20,352 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:20,359 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:20,432 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:20,433 INFO L303 Elim1Store]: Index analysis took 142 ms [2018-11-28 11:45:20,434 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 168 [2018-11-28 11:45:20,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:20,466 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 168 [2018-11-28 11:45:20,466 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:20,586 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:20,695 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:20,835 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:20,998 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:22,353 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-11-28 11:45:24,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:24,218 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:24,247 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:24,273 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:24,274 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:24,274 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:24,275 INFO L303 Elim1Store]: Index analysis took 130 ms [2018-11-28 11:45:24,276 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 149 [2018-11-28 11:45:25,605 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2018-11-28 11:45:25,655 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:25,676 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:25,699 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:25,721 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:25,721 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:25,722 INFO L303 Elim1Store]: Index analysis took 116 ms [2018-11-28 11:45:25,723 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 138 [2018-11-28 11:45:27,217 WARN L180 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 72 DAG size of output: 60 [2018-11-28 11:45:27,263 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:27,284 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:27,304 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:27,314 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:27,315 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:27,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 167 [2018-11-28 11:45:27,335 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 159 [2018-11-28 11:45:28,788 WARN L180 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2018-11-28 11:45:28,817 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:28,856 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:28,863 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:28,929 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:28,930 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:28,931 INFO L303 Elim1Store]: Index analysis took 140 ms [2018-11-28 11:45:28,932 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 168 [2018-11-28 11:45:28,977 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:28,979 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 168 [2018-11-28 11:45:28,979 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:29,118 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:29,229 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:29,357 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:29,493 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:29,672 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:31,152 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-11-28 11:45:33,192 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:33,214 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:33,236 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:33,237 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:33,238 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 138 [2018-11-28 11:45:34,292 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-11-28 11:45:34,345 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:34,370 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:34,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:34,398 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:34,398 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:34,399 INFO L303 Elim1Store]: Index analysis took 105 ms [2018-11-28 11:45:34,400 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 138 [2018-11-28 11:45:35,760 WARN L180 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2018-11-28 11:45:35,797 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:35,810 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:35,823 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:35,841 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:35,856 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:35,856 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:35,857 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 150 [2018-11-28 11:45:36,067 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2018-11-28 11:45:36,080 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,083 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,087 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,089 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:36,091 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:36,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 163 [2018-11-28 11:45:36,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 149 [2018-11-28 11:45:37,604 WARN L180 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2018-11-28 11:45:37,620 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,650 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,670 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,734 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:45:37,735 INFO L303 Elim1Store]: Index analysis took 129 ms [2018-11-28 11:45:37,736 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 30 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 168 [2018-11-28 11:45:37,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:45:37,772 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 168 [2018-11-28 11:45:37,772 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-28 11:45:37,933 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:38,045 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:38,195 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:38,350 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:38,496 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:38,653 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:45:40,362 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-11-28 11:45:42,198 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-11-28 11:45:44,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-11-28 11:45:46,036 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 72 dim-0 vars, and 10 xjuncts. [2018-11-28 11:45:46,036 INFO L202 ElimStorePlain]: Needed 47 recursive calls to eliminate 9 variables, input treesize:192, output treesize:1758 [2018-11-28 11:46:10,799 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-11-28 11:46:11,000 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:46:11,000 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:151) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:354) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 45 more [2018-11-28 11:46:11,003 INFO L168 Benchmark]: Toolchain (without parser) took 100808.20 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 395.8 MB). Free memory was 938.0 MB in the beginning and 1.0 GB in the end (delta: -86.6 MB). Peak memory consumption was 309.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:11,004 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:46:11,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:11,004 INFO L168 Benchmark]: Boogie Preprocessor took 106.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:11,004 INFO L168 Benchmark]: RCFGBuilder took 1835.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 69.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -149.7 MB). Peak memory consumption was 213.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:11,005 INFO L168 Benchmark]: TraceAbstraction took 98051.69 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 147.3 MB). Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 188.3 MB). Peak memory consumption was 335.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:11,006 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 810.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1835.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 69.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -149.7 MB). Peak memory consumption was 213.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 98051.69 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 147.3 MB). Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 188.3 MB). Peak memory consumption was 335.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...